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 08 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: 935172 Prefixes after maximum aggregation (per Origin AS): 347351 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447604 Number of IPv4 prefixes with a valid ROA: 392105 Number of IPv4 prefixes with an invalid ROA: 2631 Number of IPv4 prefixes with no ROA: 540436 Total ASes present in the Internet Routing Table: 74320 Prefixes per ASN: 12.58 Origin-only ASes present in the Internet Routing Table: 63928 Origin ASes announcing only one prefix: 25717 Transit ASes present in the Internet Routing Table: 10392 Transit-only ASes present in the Internet Routing Table: 429 Paths with bogon ASNs present in the IPv4 Routing Table: 90 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: 1107 Number of instances of unregistered ASNs: 1115 Number of 32-bit ASNs allocated by the RIRs: 41635 Number of 32-bit ASNs visible in the Routing Table: 34446 Prefixes from 32-bit ASNs in the Routing Table: 176233 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 719 Number of addresses announced to Internet: 3062257216 Equivalent to 182 /8s, 134 /16s and 86 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 318540 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239746 Total APNIC prefixes after maximum aggregation: 68600 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 234358 Unique aggregates announced from the APNIC address blocks: 97481 APNIC Region origin ASes present in the Internet Routing Table: 13357 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 3908 APNIC Region transit ASes present in the Internet Routing Table: 1813 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8674 Number of APNIC addresses announced to Internet: 773250944 Equivalent to 46 /8s, 22 /16s and 223 /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: 272443 Total ARIN prefixes after maximum aggregation: 121811 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 274676 Unique aggregates announced from the ARIN address blocks: 130662 ARIN Region origin ASes present in the Internet Routing Table: 19110 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6988 ARIN Region transit ASes present in the Internet Routing Table: 1942 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4788 Number of ARIN addresses announced to Internet: 1285698368 Equivalent to 76 /8s, 162 /16s and 51 /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: 262275 Total RIPE prefixes after maximum aggregation: 122077 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258207 Unique aggregates announced from the RIPE address blocks: 157410 RIPE Region origin ASes present in the Internet Routing Table: 28316 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 11997 RIPE Region transit ASes present in the Internet Routing Table: 3860 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11118 Number of RIPE addresses announced to Internet: 717975168 Equivalent to 42 /8s, 203 /16s and 110 /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: 128690 Total LACNIC prefixes after maximum aggregation: 28279 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 127880 Unique aggregates announced from the LACNIC address blocks: 49111 LACNIC Region origin ASes present in the Internet Routing Table: 10980 LACNIC Prefixes per ASN: 11.65 LACNIC Region origin ASes announcing only one prefix: 2247 LACNIC Region transit ASes present in the Internet Routing Table: 2275 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: 8782 Number of LACNIC addresses announced to Internet: 176726528 Equivalent to 10 /8s, 136 /16s and 162 /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: 30911 Total AfriNIC prefixes after maximum aggregation: 5805 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 39326 Unique aggregates announced from the AfriNIC address blocks: 12317 AfriNIC Region origin ASes present in the Internet Routing Table: 1736 AfriNIC Prefixes per ASN: 22.65 AfriNIC Region origin ASes announcing only one prefix: 577 AfriNIC Region transit ASes present in the Internet Routing Table: 325 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1084 Number of AfriNIC addresses announced to Internet: 108135168 Equivalent to 6 /8s, 114 /16s and 3 /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 9481 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5745 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3688 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3468 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2925 491 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 835 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 587 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 8267 10782 2882 AMAZON-02, US 11492 4542 301 607 CABLEONE, US 7155 3968 279 48 VIASAT-SP-BACKBONE, US 22773 3609 3057 281 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3163 1590 2342 AKAMAI-AS, US 749 3054 50541 2321 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2569 24118 1566 ATT-INTERNET4, US 30036 2488 359 526 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 7244 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4082 3399 190 AKAMAI-ASN1, NL 8551 3885 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2931 2292 911 ROSTELECOM-AS, RU 9009 2658 249 1381 M247, RO 34984 2271 359 611 TELLCOM-AS, TR 6849 2103 307 18 UKRTELNET, UA 58224 1849 949 542 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 11222 3343 584 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2306 370 608 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1332 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1300 339 515 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1097 180 446 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 1568 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1356 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1016 67 48 ORANGE-COTE-IVOIRE, CI 36935 872 520 42 Vodafone-, EG 37457 706 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 532 54 47 WANANCHI-, KE 37342 493 32 1 MOVITEL, MZ 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 11222 3343 584 Uninet S.A. de C.V., MX 9808 9481 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8267 10782 2882 AMAZON-02, US 12479 7244 1705 149 UNI2-AS, ES 7545 5745 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4542 301 607 CABLEONE, US 20940 4082 3399 190 AKAMAI-ASN1, NL 7155 3968 279 48 VIASAT-SP-BACKBONE, US 8551 3885 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 9481 9433 CHINAMOBILE-CN China Mobile Communications Grou 12479 7244 7095 UNI2-AS, ES 16509 8267 5385 AMAZON-02, US 7545 5745 5056 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 4082 3892 AKAMAI-ASN1, NL 8551 3885 3848 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3688 3667 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., 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 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 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:38 /11:103 /12:300 /13:577 /14:1197 /15:2085 /16:13515 /17:8292 /18:13996 /19:25221 /20:43964 /21:52300 /22:110555 /23:101152 /24:561009 /25:140 /26:102 /27:157 /28:47 /29:92 /30:21 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6305 7244 UNI2-AS, ES 8151 5177 11222 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3450 4542 CABLEONE, US 8551 3357 3885 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3040 3968 VIASAT-SP-BACKBONE, US 22773 2675 3609 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2145 2488 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 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 2:1242 3:172 4:7 5:4586 6:122 7:6 8:1537 9:1 10:1 11:172 12:1560 13:393 14:2304 15:299 16:185 17:371 18:417 20:252 21:4 22:188 23:6178 24:3004 25:6 27:2569 29:19 31:2561 32:101 34:10 35:107 36:1940 37:4667 38:4538 39:806 40:151 41:4256 42:976 43:2358 44:309 45:17633 46:4279 47:363 49:1754 50:1858 51:572 52:1596 54:389 55:855 56:8 57:99 58:1746 59:1083 60:978 61:2506 62:2727 63:1931 64:5836 65:2343 66:5071 67:3043 68:1389 69:4202 70:1419 71:683 72:3050 74:2630 75:1499 76:608 77:2550 78:1930 79:3168 80:2112 81:1755 82:1491 83:1292 84:1545 85:3040 86:750 87:2092 88:1283 89:3671 90:616 91:7795 92:2060 93:2629 94:3668 95:4025 96:1328 97:336 98:1161 99:745 100:74 101:1304 102:2875 103:31436 104:4665 105:896 106:893 107:2510 108:1033 109:4444 110:2080 111:3185 112:2061 113:1536 114:1645 115:2132 116:1915 117:2571 118:2292 119:2026 120:1771 121:1067 122:2637 123:2177 124:1567 125:2501 128:1341 129:1069 130:1026 131:2177 132:846 133:420 134:1902 135:348 136:843 137:1096 138:2854 139:1559 140:1231 141:1465 142:1434 143:1565 144:1169 145:347 146:1947 147:1583 148:2354 149:2012 150:875 151:1157 152:1842 153:571 154:4433 155:1432 156:1814 157:1314 158:1057 159:2285 160:2598 161:1539 162:3562 163:1551 164:1642 165:1776 166:1006 167:1745 168:4130 169:942 170:5006 171:870 172:3554 173:2946 174:1071 175:1182 176:3749 177:5966 178:3650 179:2579 180:2417 181:3503 182:3342 183:1912 184:2353 185:20360 186:5160 187:4600 188:4219 189:4001 190:9283 191:1932 192:10953 193:8879 194:7360 195:5235 196:3153 197:2491 198:5967 199:6117 200:8255 201:6141 202:10573 203:10389 204:4643 205:3545 206:4166 207:3482 208:4115 209:4921 210:4250 211:2403 212:4147 213:3603 214:1081 215:59 216:6695 217:2778 218:1292 219:406 220:2016 221:975 222:713 223:2156 End of report