This is an automated weekly mailing describing the state of the IPv4 Research & Education Routing Table received by NSRC's collector from Guam's network. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org. If you have any comments please contact Philip Smith . IPv4 R&E Routing Table Report 21:25 GMT Sat 15 Apr, 2023 IPv4 BGP Table (Global) as seen at Guam. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Guam/ Analysis Summary ---------------- BGP routing table entries examined: 935658 Prefixes after maximum aggregation (per Origin AS): 347744 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 380279 Number of IPv4 prefixes with a valid ROA: 399184 Number of IPv4 prefixes with an invalid ROA: 2984 Number of IPv4 prefixes with no ROA: 533490 Total ASes present in the Internet Routing Table: 74322 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 64022 Origin ASes announcing only one prefix: 25703 Transit ASes present in the Internet Routing Table: 10300 Transit-only ASes present in the Internet Routing Table: 418 Paths with bogon ASNs present in the IPv4 Routing Table: 91 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1395 Number of instances of unregistered ASNs: 1404 Number of 32-bit ASNs allocated by the RIRs: 41662 Number of 32-bit ASNs visible in the Routing Table: 34476 Prefixes from 32-bit ASNs in the Routing Table: 176474 Number of bogon 32-bit ASNs visible in the Routing Table: 43 Special use prefixes present in the Routing Table: 9 Prefixes being announced from unallocated address space: 954 Number of addresses announced to Internet: 3137742336 Equivalent to 187 /8s, 6 /16s and 38 /24s Percentage of available address space announced: 84.8 Percentage of allocated address space announced: 84.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 318398 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239717 Total APNIC prefixes after maximum aggregation: 68500 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 234330 Unique aggregates announced from the APNIC address blocks: 46545 APNIC Region origin ASes present in the Internet Routing Table: 13357 APNIC Prefixes per ASN: 17.54 APNIC Region origin ASes announcing only one prefix: 3899 APNIC Region transit ASes present in the Internet Routing Table: 1818 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8672 Number of APNIC addresses announced to Internet: 473948736 Equivalent to 28 /8s, 63 /16s and 226 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-151865 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 272375 Total ARIN prefixes after maximum aggregation: 122125 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 274638 Unique aggregates announced from the ARIN address blocks: 120962 ARIN Region origin ASes present in the Internet Routing Table: 19091 ARIN Prefixes per ASN: 14.39 ARIN Region origin ASes announcing only one prefix: 6969 ARIN Region transit ASes present in the Internet Routing Table: 1898 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4792 Number of ARIN addresses announced to Internet: 1706475072 Equivalent to 101 /8s, 182 /16s and 190 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-401308 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 262566 Total RIPE prefixes after maximum aggregation: 122186 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258551 Unique aggregates announced from the RIPE address blocks: 153517 RIPE Region origin ASes present in the Internet Routing Table: 28327 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12000 RIPE Region transit ASes present in the Internet Routing Table: 3819 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11146 Number of RIPE addresses announced to Internet: 700304512 Equivalent to 41 /8s, 189 /16s and 204 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-213403 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 128748 Total LACNIC prefixes after maximum aggregation: 28267 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 127901 Unique aggregates announced from the LACNIC address blocks: 49190 LACNIC Region origin ASes present in the Internet Routing Table: 10983 LACNIC Prefixes per ASN: 11.65 LACNIC Region origin ASes announcing only one prefix: 2253 LACNIC Region transit ASes present in the Internet Routing Table: 2285 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8779 Number of LACNIC addresses announced to Internet: 176719616 Equivalent to 10 /8s, 136 /16s and 135 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 30857 Total AfriNIC prefixes after maximum aggregation: 5841 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 39278 Unique aggregates announced from the AfriNIC address blocks: 9661 AfriNIC Region origin ASes present in the Internet Routing Table: 1741 AfriNIC Prefixes per ASN: 22.56 AfriNIC Region origin ASes announcing only one prefix: 582 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1087 Number of AfriNIC addresses announced to Internet: 79709952 Equivalent to 4 /8s, 192 /16s and 71 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 9460 8704 36 CHINAMOBILE-CN China Mobile Communicati 7545 5728 786 688 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3473 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2936 131303 142 BBIL-AP BHARTI Airtel Ltd., IN 24560 2375 836 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2172 439 213 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8237 10778 2909 AMAZON-02, US 11492 4542 301 607 CABLEONE, US 7155 3968 279 48 VIASAT-SP-BACKBONE, US 22773 3598 3040 279 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3167 1591 2342 AKAMAI-AS, US 749 3055 50540 2322 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2562 24116 1560 ATT-INTERNET4, US 30036 2494 360 500 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7236 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4093 3399 191 AKAMAI-ASN1, NL 8551 3891 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2292 909 ROSTELECOM-AS, RU 9009 2670 250 1392 M247, RO 34984 2271 359 611 TELLCOM-AS, TR 6849 2044 307 18 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1606 100 26 TRIOLAN, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11246 3343 585 Uninet S.A. de C.V., MX 10620 3500 507 851 Telmex Colombia S.A., CO 13999 2317 355 614 Mega Cable, S.A. de C.V., MX 11830 2262 369 64 Instituto Costarricense de Electricidad 28573 1332 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 370 22 Telefonica del Peru S.A.A., PE 11664 1101 180 448 Techtel LMDS Comunicaciones Interactiva 26615 1030 2498 45 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1578 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1023 67 48 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 706 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 529 54 46 WANANCHI-, KE 24757 487 73 5 EthioNet-AS, ET Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11246 3343 585 Uninet S.A. de C.V., MX 9808 9460 8704 36 CHINAMOBILE-CN China Mobile Communicati 16509 8237 10778 2909 AMAZON-02, US 12479 7236 1705 149 UNI2-AS, ES 7545 5728 786 688 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4542 301 607 CABLEONE, US 20940 4093 3399 191 AKAMAI-ASN1, NL 7155 3968 279 48 VIASAT-SP-BACKBONE, US 8551 3891 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9460 9424 CHINAMOBILE-CN China Mobile Communications Grou 12479 7236 7087 UNI2-AS, ES 16509 8237 5328 AMAZON-02, US 7545 5728 5040 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4542 3935 CABLEONE, US 7155 3968 3920 VIASAT-SP-BACKBONE, US 20940 4093 3902 AKAMAI-ASN1, NL 8551 3891 3854 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3677 3656 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.20.160.0/20 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.20.176.0/21 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.2.0/24 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.193.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.196.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 100.127.0.0/16 27720 CITTA TELECOM LTDA, BR 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR Complete listing at https://bgp.nsrc.org/REN/Guam/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:1 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:38 /11:103 /12:300 /13:577 /14:1197 /15:2084 /16:13519 /17:8281 /18:13977 /19:25193 /20:43950 /21:52140 /22:110682 /23:101293 /24:561457 /25:140 /26:101 /27:157 /28:47 /29:92 /30:21 /31:3 /32:276 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6296 7236 UNI2-AS, ES 8151 5201 11246 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3451 4542 CABLEONE, US 8551 3363 3891 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3040 3968 VIASAT-SP-BACKBONE, US 22773 2669 3598 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2151 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2054 3500 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1676 2:1245 3:173 4:7 5:4585 6:127 7:6 8:1538 9:1 10:1 11:172 12:1549 13:391 14:2303 15:299 16:183 17:372 18:413 20:260 21:4 22:188 23:6239 24:3012 25:6 27:2571 29:19 31:2558 32:93 34:10 35:107 36:1946 37:4673 38:4524 39:813 40:151 41:4242 42:977 43:2365 44:311 45:17654 46:4307 47:363 49:1753 50:1861 51:572 52:1589 54:390 55:857 56:8 57:121 58:1746 59:1094 60:972 61:2522 62:2738 63:1931 64:5828 65:2336 66:5079 67:3048 68:1387 69:4196 70:1416 71:684 72:3055 74:2638 75:1502 76:607 77:2547 78:1929 79:3176 80:2113 81:1766 82:1493 83:1292 84:1545 85:3040 86:759 87:2083 88:1287 89:3665 90:614 91:7811 92:2066 93:2637 94:3666 95:4030 96:1329 97:336 98:1161 99:745 100:74 101:1304 102:2878 103:31465 104:4676 105:897 106:895 107:2528 108:1034 109:4452 110:2080 111:3189 112:2061 113:1538 114:1654 115:2129 116:1922 117:2565 118:2285 119:2022 120:1771 121:1068 122:2627 123:2150 124:1567 125:2490 128:1335 129:1063 130:1038 131:2171 132:853 133:422 134:1904 135:347 136:881 137:1100 138:2858 139:1565 140:1237 141:1466 142:1438 143:1573 144:1151 145:347 146:1951 147:1579 148:2359 149:2093 150:887 151:1154 152:1847 153:571 154:4415 155:1420 156:1815 157:1321 158:1058 159:2286 160:2586 161:1524 162:3548 163:1567 164:1651 165:1774 166:1025 167:1749 168:4133 169:939 170:5011 171:877 172:3575 173:2951 174:1071 175:1183 176:3743 177:6011 178:3604 179:2575 180:2429 181:3464 182:3341 183:1931 184:2357 185:20374 186:5222 187:4609 188:4213 189:3990 190:9229 191:1921 192:10948 193:8900 194:7382 195:5239 196:3156 197:2441 198:5955 199:6131 200:8364 201:6108 202:10546 203:10400 204:4621 205:3551 206:4176 207:3480 208:4095 209:4899 210:4249 211:2411 212:4153 213:3616 214:1083 215:59 216:6694 217:2788 218:1291 219:406 220:2015 221:972 222:711 223:2160 End of report