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 22 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: 936685 Prefixes after maximum aggregation (per Origin AS): 347856 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448316 Number of IPv4 prefixes with a valid ROA: 403043 Number of IPv4 prefixes with an invalid ROA: 2858 Number of IPv4 prefixes with no ROA: 530784 Total ASes present in the Internet Routing Table: 74359 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63944 Origin ASes announcing only one prefix: 25687 Transit ASes present in the Internet Routing Table: 10415 Transit-only ASes present in the Internet Routing Table: 433 Paths with bogon ASNs present in the IPv4 Routing Table: 88 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: 1364 Number of instances of unregistered ASNs: 1372 Number of 32-bit ASNs allocated by the RIRs: 41710 Number of 32-bit ASNs visible in the Routing Table: 34506 Prefixes from 32-bit ASNs in the Routing Table: 176978 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 851 Number of addresses announced to Internet: 3061085696 Equivalent to 182 /8s, 116 /16s and 118 /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: 318645 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 240411 Total APNIC prefixes after maximum aggregation: 68612 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 234986 Unique aggregates announced from the APNIC address blocks: 97581 APNIC Region origin ASes present in the Internet Routing Table: 13356 APNIC Prefixes per ASN: 17.59 APNIC Region origin ASes announcing only one prefix: 3912 APNIC Region transit ASes present in the Internet Routing Table: 1810 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8681 Number of APNIC addresses announced to Internet: 773274176 Equivalent to 46 /8s, 23 /16s and 58 /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: 272202 Total ARIN prefixes after maximum aggregation: 122035 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 274556 Unique aggregates announced from the ARIN address blocks: 130857 ARIN Region origin ASes present in the Internet Routing Table: 19100 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1941 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: 4798 Number of ARIN addresses announced to Internet: 1284358464 Equivalent to 76 /8s, 141 /16s and 193 /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: 262731 Total RIPE prefixes after maximum aggregation: 122256 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258682 Unique aggregates announced from the RIPE address blocks: 157708 RIPE Region origin ASes present in the Internet Routing Table: 28339 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12003 RIPE Region transit ASes present in the Internet Routing Table: 3862 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: 11161 Number of RIPE addresses announced to Internet: 718007424 Equivalent to 42 /8s, 203 /16s and 236 /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: 129096 Total LACNIC prefixes after maximum aggregation: 28304 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 128230 Unique aggregates announced from the LACNIC address blocks: 49248 LACNIC Region origin ASes present in the Internet Routing Table: 10981 LACNIC Prefixes per ASN: 11.68 LACNIC Region origin ASes announcing only one prefix: 2227 LACNIC Region transit ASes present in the Internet Routing Table: 2289 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8776 Number of LACNIC addresses announced to Internet: 176820736 Equivalent to 10 /8s, 138 /16s and 18 /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: 30881 Total AfriNIC prefixes after maximum aggregation: 5840 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 39374 Unique aggregates announced from the AfriNIC address blocks: 12331 AfriNIC Region origin ASes present in the Internet Routing Table: 1744 AfriNIC Prefixes per ASN: 22.58 AfriNIC Region origin ASes announcing only one prefix: 581 AfriNIC Region transit ASes present in the Internet Routing Table: 331 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1090 Number of AfriNIC addresses announced to Internet: 107949056 Equivalent to 6 /8s, 111 /16s and 44 /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 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5727 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3561 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3478 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2939 490 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2380 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2302 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2176 442 196 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 8211 10769 2956 AMAZON-02, US 11492 4543 301 602 CABLEONE, US 7155 3970 279 48 VIASAT-SP-BACKBONE, US 22773 3590 3041 281 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 64 SHAW, CA 16625 3168 1585 2358 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2630 3590 362 GOOGLE-CLOUD-PLATFORM, US 7018 2575 24122 1569 ATT-INTERNET4, US 30036 2509 362 445 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 7218 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4106 3399 191 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2928 2292 909 ROSTELECOM-AS, RU 9009 2671 251 1392 M247, RO 34984 2276 359 612 TELLCOM-AS, TR 6849 2047 307 18 UKRTELNET, UA 58224 1851 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 11248 3364 595 Uninet S.A. de C.V., MX 10620 3503 507 851 Telmex Colombia S.A., CO 13999 2327 357 614 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1334 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 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1097 180 444 Techtel LMDS Comunicaciones Interactiva 26615 1032 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 1553 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1025 67 51 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 686 325 49 Telkom-Internet, ZA 6713 549 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 11248 3364 595 Uninet S.A. de C.V., MX 9808 9461 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8211 10769 2956 AMAZON-02, US 12479 7218 1706 140 UNI2-AS, ES 7545 5727 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4543 301 602 CABLEONE, US 20940 4106 3399 191 AKAMAI-ASN1, NL 7155 3970 279 48 VIASAT-SP-BACKBONE, US 8551 3893 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 9461 9424 CHINAMOBILE-CN China Mobile Communications Grou 12479 7218 7078 UNI2-AS, ES 16509 8211 5255 AMAZON-02, US 7545 5727 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4543 3941 CABLEONE, US 7155 3970 3922 VIASAT-SP-BACKBONE, US 20940 4106 3915 AKAMAI-ASN1, NL 8551 3893 3856 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3676 3655 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., 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 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 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 23.137.120.0/22 Origin: 53698 NINJA-IX-TRANSIT-CONNECTION, US 23.137.120.0/22 Transit: 6939 HURRICANE, US 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 /9:14 /10:38 /11:103 /12:299 /13:577 /14:1195 /15:2100 /16:13493 /17:8270 /18:13975 /19:25179 /20:43913 /21:52171 /22:110617 /23:101364 /24:562521 /25:140 /26:101 /27:157 /28:47 /29:94 /30:21 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6275 7218 UNI2-AS, ES 8151 5182 11248 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3452 4543 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3522 SHAW, CA 7155 3040 3970 VIASAT-SP-BACKBONE, US 22773 2659 3590 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2166 2509 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2057 3503 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) ---------------------------------------------- 1:1780 2:1272 3:175 4:7 5:4596 6:128 7:6 8:1537 9:1 10:1 11:172 12:1536 13:386 14:2317 15:299 16:183 17:369 18:414 20:258 21:4 22:188 23:6262 24:2985 25:6 27:2568 29:19 31:2542 32:84 34:12 35:109 36:1950 37:4665 38:4553 39:822 40:151 41:4215 42:1209 43:2356 44:312 45:17671 46:4318 47:363 49:1749 50:1862 51:574 52:1589 54:391 55:855 56:8 57:122 58:1769 59:1105 60:989 61:2529 62:2739 63:1931 64:5820 65:2340 66:5086 67:3034 68:1391 69:4195 70:1413 71:686 72:3053 74:2642 75:1478 76:600 77:2558 78:1930 79:3182 80:2123 81:1768 82:1495 83:1300 84:1545 85:3043 86:764 87:2082 88:1288 89:3702 90:613 91:7829 92:2067 93:2641 94:3670 95:4037 96:1327 97:336 98:1157 99:745 100:74 101:1304 102:2913 103:31445 104:4671 105:879 106:936 107:2531 108:1036 109:4429 110:2081 111:3089 112:2035 113:1581 114:1655 115:2120 116:1910 117:2564 118:2369 119:2019 120:1766 121:1064 122:2642 123:2202 124:1565 125:2490 128:1321 129:1066 130:1037 131:2180 132:858 133:422 134:1897 135:347 136:881 137:1096 138:2862 139:1568 140:1241 141:1462 142:1439 143:1582 144:1157 145:348 146:1953 147:1586 148:2359 149:2112 150:877 151:1160 152:1847 153:572 154:4500 155:1438 156:1795 157:1314 158:1061 159:2302 160:2592 161:1535 162:3535 163:1572 164:1669 165:1780 166:1028 167:1750 168:4129 169:944 170:4999 171:882 172:3574 173:2960 174:1071 175:1194 176:3755 177:6024 178:3604 179:2593 180:2579 181:3504 182:3337 183:1969 184:2360 185:20375 186:5211 187:4576 188:4223 189:4004 190:9272 191:1939 192:10960 193:8914 194:7376 195:5228 196:3132 197:2491 198:5938 199:6113 200:8381 201:6128 202:10572 203:10405 204:4612 205:3514 206:4196 207:3458 208:4085 209:4900 210:4245 211:2414 212:4161 213:3614 214:1081 215:59 216:6693 217:2798 218:1286 219:406 220:2020 221:973 222:711 223:2155 End of report