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 Feb, 2025 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: 993584 Prefixes after maximum aggregation (per Origin AS): 374186 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 474840 Number of IPv4 prefixes with a valid ROA: 538847 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 454718 Total ASes present in the Internet Routing Table: 76684 Prefixes per ASN: 12.96 Origin-only ASes present in the Internet Routing Table: 65617 Origin ASes announcing only one prefix: 26855 Transit ASes present in the Internet Routing Table: 11067 Transit-only ASes present in the Internet Routing Table: 543 Paths with bogon ASNs present in the IPv4 Routing Table: 100 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1040 Number of instances of unregistered ASNs: 1059 Number of 32-bit ASNs allocated by the RIRs: 46137 Number of 32-bit ASNs visible in the Routing Table: 37832 Prefixes from 32-bit ASNs in the Routing Table: 200995 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 363 Number of addresses announced to Internet: 3116984640 Equivalent to 185 /8s, 201 /16s and 105 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 323472 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 266607 Total APNIC prefixes after maximum aggregation: 77294 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 258054 Unique aggregates announced from the APNIC address blocks: 102805 APNIC Region origin ASes present in the Internet Routing Table: 14581 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 4441 APNIC Region transit ASes present in the Internet Routing Table: 1971 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10012 Number of APNIC addresses announced to Internet: 758652224 Equivalent to 45 /8s, 56 /16s and 29 /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, 131072-155961 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: 289706 Total ARIN prefixes after maximum aggregation: 127622 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 291234 Unique aggregates announced from the ARIN address blocks: 135338 ARIN Region origin ASes present in the Internet Routing Table: 19219 ARIN Prefixes per ASN: 15.15 ARIN Region origin ASes announcing only one prefix: 7024 ARIN Region transit ASes present in the Internet Routing Table: 2006 Average ARIN Region AS path length visible: 4.9 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5152 Number of ARIN addresses announced to Internet: 1343293248 Equivalent to 80 /8s, 17 /16s and 7 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 275913 Total RIPE prefixes after maximum aggregation: 132330 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 273139 Unique aggregates announced from the RIPE address blocks: 172186 RIPE Region origin ASes present in the Internet Routing Table: 28863 RIPE Prefixes per ASN: 9.46 RIPE Region origin ASes announcing only one prefix: 12051 RIPE Region transit ASes present in the Internet Routing Table: 4003 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12270 Number of RIPE addresses announced to Internet: 732630656 Equivalent to 43 /8s, 171 /16s and 14 /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 196608-216475 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 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: 124293 Total LACNIC prefixes after maximum aggregation: 29466 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 121522 Unique aggregates announced from the LACNIC address blocks: 48969 LACNIC Region origin ASes present in the Internet Routing Table: 11197 LACNIC Prefixes per ASN: 10.85 LACNIC Region origin ASes announcing only one prefix: 2661 LACNIC Region transit ASes present in the Internet Routing Table: 2516 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9135 Number of LACNIC addresses announced to Internet: 177886528 Equivalent to 10 /8s, 154 /16s and 85 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 36025 Total AfriNIC prefixes after maximum aggregation: 6814 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 49272 Unique aggregates announced from the AfriNIC address blocks: 15243 AfriNIC Region origin ASes present in the Internet Routing Table: 1906 AfriNIC Prefixes per ASN: 25.85 AfriNIC Region origin ASes announcing only one prefix: 678 AfriNIC Region transit ASes present in the Internet Routing Table: 374 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1263 Number of AfriNIC addresses announced to Internet: 104314368 Equivalent to 6 /8s, 55 /16s and 182 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10428 8913 145 CHINAMOBILE-CN China Mobile Communication 7545 6204 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 18403 4219 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN 45899 4162 1874 55 VNPT-AS-VN VNPT Corp, VN 7552 3946 1331 26 VIETEL-AS-AP Viettel Group, VN 7713 3671 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 24560 2834 852 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2197 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 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 12733 38948 3735 AMAZON-02, US 174 5492 8760 901 COGENT-174, US 11492 4702 312 561 CABLEONE, US 7155 4184 287 87 VIASAT-SP-BACKBONE, US 6327 3623 1320 81 SHAW, CA 22773 3379 3033 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3260 54879 2507 DNIC-AS-00749, US 16625 2951 1266 2172 AKAMAI-AS, US 396982 2922 3659 445 GOOGLE-CLOUD-PLATFORM, US 30036 2589 360 263 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 7763 1714 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3944 3396 143 AKAMAI-ASN1, NL 9009 3739 322 1925 M247, RO 12389 2995 2303 893 ROSTELECOM-AS, RU 5384 2445 585 30 EMIRATES-INTERNET Emirates Internet, AE 34984 2368 361 580 TELLCOM-AS, TR 212238 2009 145 1486 CDNEXT, GB 8452 1615 1852 14 TE-AS TE-AS, EG 13188 1607 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 11749 3229 595 UNINET, MX 10620 3543 492 950 Telmex Colombia S.A., CO 13999 2514 539 365 Mega Cable, S.A. de C.V., MX 11830 1992 369 64 Instituto Costarricense de Electricidad y 28573 1349 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1130 374 163 Axtel, S.A.B. de C.V., MX 6147 1110 371 21 Telefonica del Peru S.A.A., PE 22884 1077 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1011 2503 53 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 24835 1684 601 30 RAYA-AS, EG 24863 1648 389 17 LINKdotNET-AS, EG 29571 1548 98 101 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 286 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1002 521 42 Vodafone-, EG 20011 978 180 282 INTERNET-SOLUTIONS, ZA 37069 843 1083 15 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 37457 535 316 30 Telkom-Internet, ZA 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 16509 12733 38948 3735 AMAZON-02, US 8151 11749 3229 595 UNINET, MX 9808 10428 8913 145 CHINAMOBILE-CN China Mobile Communication 12479 7763 1714 145 UNI2-AS, ES 7545 6204 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5492 8760 901 COGENT-174, US 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4702 312 561 CABLEONE, US 18403 4219 347 25 FPT-AS-AP FPT Telecom Company, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 11749 11154 UNINET, MX 9808 10428 10283 CHINAMOBILE-CN China Mobile Communications Grou 12479 7763 7618 UNI2-AS, ES 7545 6204 5546 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4809 ERX-CERNET-BKB China Education and Research Net 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5492 4591 COGENT-174, US 18403 4219 4194 FPT-AS-AP FPT Telecom Company, VN 11492 4702 4141 CABLEONE, US 45899 4162 4107 VNPT-AS-VN VNPT Corp, 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, 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 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 23.134.164.0/24 Origin: 399291 FIBERNETPR-ASN, PR 23.134.164.0/24 Transit: 21559 OSNET, PR 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, 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 /9:16 /10:42 /11:93 /12:308 /13:587 /14:1229 /15:2184 /16:14043 /17:8487 /18:14476 /19:25207 /20:45772 /21:53316 /22:113913 /23:103552 /24:609644 /25:98 /26:108 /27:104 /28:22 /29:73 /30:10 /31:0 /32:284 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6720 7763 UNI2-AS, ES 8151 5955 11749 UNINET, MX 11492 3556 4702 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3418 3623 SHAW, CA 7155 3132 4184 VIASAT-SP-BACKBONE, US 22773 2513 3379 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2268 12733 AMAZON-02, US 30036 2249 2589 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2183 3543 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) ---------------------------------------------- 1:2339 2:1659 3:570 4:12 5:4600 6:165 7:6 8:1572 9:1 11:172 12:1381 13:348 14:2562 15:347 16:271 17:363 18:917 20:462 21:4 22:188 23:7314 24:2734 25:2 27:2775 29:19 31:3221 32:41 34:82 35:203 36:2432 37:4655 38:9850 39:903 40:153 41:4272 42:1937 43:2641 44:349 45:18396 46:5058 47:312 49:1989 50:1882 51:589 52:1570 54:300 55:1095 56:9 57:246 58:2332 59:1254 60:1194 61:2904 62:2956 63:1831 64:5510 65:2199 66:4647 67:3029 68:1104 69:3981 70:1112 71:615 72:2854 74:2786 75:1637 76:611 77:2626 78:1856 79:1730 80:2253 81:2043 82:2476 83:1450 84:1801 85:3343 86:1121 87:2425 88:1281 89:4338 90:761 91:8344 92:2876 93:2854 94:4029 95:4214 96:1346 97:308 98:980 99:737 100:71 101:1401 102:3839 103:32634 104:4667 105:1178 106:998 107:2616 108:1200 109:4128 110:2229 111:3392 112:2072 113:1834 114:1955 115:2265 116:2072 117:2796 118:2871 119:1985 120:1941 121:1441 122:2788 123:2216 124:1704 125:2928 126:94 128:1654 129:981 130:1297 131:1861 132:798 133:450 134:1528 135:326 136:1314 137:1282 138:2914 139:1663 140:1572 141:1483 142:1830 143:1594 144:1051 145:467 146:2157 147:2070 148:2604 149:2927 150:1216 151:1682 152:2114 153:571 154:8124 155:1603 156:3527 157:1876 158:1245 159:2433 160:3565 161:1899 162:3692 163:1822 164:1695 165:2177 166:1363 167:1878 168:4106 169:799 170:5095 171:1013 172:4272 173:3250 174:915 175:1314 176:3623 177:4840 178:3766 179:2261 180:2646 181:4005 182:3399 183:2046 184:2254 185:21571 186:5120 187:4343 188:4232 189:4207 190:9634 191:1531 192:11195 193:9404 194:7888 195:5610 196:3281 197:3757 198:6177 199:8341 200:8156 201:6314 202:10915 203:10842 204:4559 205:3706 206:4635 207:3548 208:4209 209:5166 210:4895 211:2728 212:4578 213:3760 214:1042 215:42 216:6587 217:3280 218:1397 219:577 220:2116 221:1060 222:968 223:2333 End of report