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 Mar, 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: 994963 Prefixes after maximum aggregation (per Origin AS): 374742 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 476576 Number of IPv4 prefixes with a valid ROA: 543170 Number of IPv4 prefixes with an invalid ROA: 43 Number of IPv4 prefixes with no ROA: 451750 Total ASes present in the Internet Routing Table: 76744 Prefixes per ASN: 12.96 Origin-only ASes present in the Internet Routing Table: 65667 Origin ASes announcing only one prefix: 26863 Transit ASes present in the Internet Routing Table: 11077 Transit-only ASes present in the Internet Routing Table: 561 Paths with bogon ASNs present in the IPv4 Routing Table: 68 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 67 Max AS path prepend of ASN ( 37447) 63 Prefixes from unregistered ASNs in the Routing Table: 981 Number of instances of unregistered ASNs: 1002 Number of 32-bit ASNs allocated by the RIRs: 46184 Number of 32-bit ASNs visible in the Routing Table: 37944 Prefixes from 32-bit ASNs in the Routing Table: 200992 Number of bogon 32-bit ASNs visible in the Routing Table: 52 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 342 Number of addresses announced to Internet: 3116357120 Equivalent to 185 /8s, 191 /16s and 214 /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: 324401 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 266622 Total APNIC prefixes after maximum aggregation: 76958 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 258424 Unique aggregates announced from the APNIC address blocks: 102855 APNIC Region origin ASes present in the Internet Routing Table: 14621 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 4436 APNIC Region transit ASes present in the Internet Routing Table: 1989 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: 10057 Number of APNIC addresses announced to Internet: 754867520 Equivalent to 44 /8s, 254 /16s and 93 /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: 291088 Total ARIN prefixes after maximum aggregation: 128376 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 291872 Unique aggregates announced from the ARIN address blocks: 136562 ARIN Region origin ASes present in the Internet Routing Table: 19233 ARIN Prefixes per ASN: 15.18 ARIN Region origin ASes announcing only one prefix: 7031 ARIN Region transit ASes present in the Internet Routing Table: 1991 Average ARIN Region AS path length visible: 5.1 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5164 Number of ARIN addresses announced to Internet: 1351165440 Equivalent to 80 /8s, 137 /16s and 38 /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: 276391 Total RIPE prefixes after maximum aggregation: 132707 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 274324 Unique aggregates announced from the RIPE address blocks: 172843 RIPE Region origin ASes present in the Internet Routing Table: 28863 RIPE Prefixes per ASN: 9.50 RIPE Region origin ASes announcing only one prefix: 12056 RIPE Region transit ASes present in the Internet Routing Table: 4006 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12304 Number of RIPE addresses announced to Internet: 732841600 Equivalent to 43 /8s, 174 /16s and 70 /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: 123767 Total LACNIC prefixes after maximum aggregation: 29249 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 120494 Unique aggregates announced from the LACNIC address blocks: 48796 LACNIC Region origin ASes present in the Internet Routing Table: 11198 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2659 LACNIC Region transit ASes present in the Internet Routing Table: 2507 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9149 Number of LACNIC addresses announced to Internet: 172770624 Equivalent to 10 /8s, 76 /16s and 69 /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: 36114 Total AfriNIC prefixes after maximum aggregation: 6837 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 49507 Unique aggregates announced from the AfriNIC address blocks: 15229 AfriNIC Region origin ASes present in the Internet Routing Table: 1906 AfriNIC Prefixes per ASN: 25.97 AfriNIC Region origin ASes announcing only one prefix: 681 AfriNIC Region transit ASes present in the Internet Routing Table: 385 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 67 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270 Number of AfriNIC addresses announced to Internet: 104531200 Equivalent to 6 /8s, 59 /16s and 5 /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 10417 8913 145 CHINAMOBILE-CN China Mobile Communication 7545 6199 842 647 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4929 4192 77 ERX-CERNET-BKB China Education and Resear 18403 4410 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN 45899 4178 1874 56 VNPT-AS-VN VNPT Corp, VN 7552 3950 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 24560 2841 851 535 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 12954 39646 3931 AMAZON-02, US 174 5315 8767 957 COGENT-174, US 11492 4671 310 587 CABLEONE, US 7155 4189 287 87 VIASAT-SP-BACKBONE, US 6327 3622 1320 81 SHAW, CA 22773 3380 3033 181 ASN-CXA-ALL-CCI-22773-RDC, US 749 3259 54879 2506 DNIC-AS-00749, US 16625 2995 1270 2198 AKAMAI-AS, US 396982 2942 3660 455 GOOGLE-CLOUD-PLATFORM, US 30036 2557 353 404 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 7769 1714 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3955 3396 142 AKAMAI-ASN1, NL 9009 3768 323 1946 M247, RO 12389 2982 2303 890 ROSTELECOM-AS, RU 5384 2445 585 30 EMIRATES-INTERNET Emirates Internet, AE 34984 2367 361 580 TELLCOM-AS, TR 212238 2026 145 1495 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1592 1852 14 TE-AS TE-AS, EG 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 11790 3236 590 UNINET, MX 10620 3544 492 962 Telmex Colombia S.A., CO 13999 2505 539 374 Mega Cable, S.A. de C.V., MX 11830 1992 369 64 Instituto Costarricense de Electricidad y 28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1204 371 22 Telefonica del Peru S.A.A., PE 6503 1106 374 163 Axtel, S.A.B. de C.V., MX 11664 1075 278 33 Techtel LMDS Comunicaciones Interactivas 22884 1050 73 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 1682 599 30 RAYA-AS, EG 24863 1618 389 16 LINKdotNET-AS, EG 29571 1578 100 104 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 286 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1022 523 45 Vodafone-, EG 20011 980 183 284 INTERNET-SOLUTIONS, ZA 37069 851 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 541 82 3 KENET-AS, KE 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 12954 39646 3931 AMAZON-02, US 8151 11790 3236 590 UNINET, MX 9808 10417 8913 145 CHINAMOBILE-CN China Mobile Communication 12479 7769 1714 145 UNI2-AS, ES 7545 6199 842 647 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5315 8767 957 COGENT-174, US 4538 4929 4192 77 ERX-CERNET-BKB China Education and Resear 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4671 310 587 CABLEONE, US 18403 4410 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 11790 11200 UNINET, MX 9808 10417 10272 CHINAMOBILE-CN China Mobile Communications Grou 12479 7769 7624 UNI2-AS, ES 7545 6199 5552 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4929 4852 ERX-CERNET-BKB China Education and Research Net 39891 4797 4735 ALJAWWALSTC-AS, SA 18403 4410 4385 FPT-AS-AP FPT Telecom Company, VN 174 5315 4358 COGENT-174, US 45899 4178 4122 VNPT-AS-VN VNPT Corp, VN 7155 4189 4102 VIASAT-SP-BACKBONE, US 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 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 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 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, 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 23.140.216.0/24 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US 23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, US 23.158.216.0/24 Origin: 204535 PIGGYTARO-DATA, CA 23.158.216.0/24 Transit: 22427 GNET-AS, 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 /11:92 /12:305 /13:587 /14:1229 /15:2188 /16:14071 /17:8514 /18:14497 /19:25247 /20:45704 /21:53126 /22:113696 /23:103753 /24:611181 /25:101 /26:106 /27:102 /28:21 /29:73 /30:10 /31:0 /32:286 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6710 7769 UNI2-AS, ES 8151 6001 11790 UNINET, MX 11492 3527 4671 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3417 3622 SHAW, CA 7155 3134 4189 VIASAT-SP-BACKBONE, US 22773 2517 3380 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2343 12954 AMAZON-02, US 30036 2217 2557 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2184 3544 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) ---------------------------------------------- 1:2376 2:1654 3:578 4:12 5:4632 6:167 7:6 8:1564 9:1 11:172 12:1376 13:349 14:2573 15:350 16:279 17:366 18:925 20:473 21:4 22:188 23:7312 24:3025 25:2 27:2782 29:19 31:3278 32:39 34:83 35:206 36:2432 37:4665 38:9994 39:904 40:153 41:4328 42:2024 43:2642 44:356 45:18505 46:5071 47:309 49:1995 50:1884 51:589 52:1565 54:303 55:865 56:9 57:248 58:2331 59:1279 60:1194 61:2901 62:2929 63:1834 64:5512 65:2177 66:4643 67:3015 68:1118 69:3961 70:1109 71:615 72:2859 74:2784 75:1650 76:610 77:2685 78:1864 79:1735 80:2233 81:2025 82:2746 83:1437 84:1820 85:3365 86:1126 87:2429 88:1282 89:4320 90:782 91:8352 92:2860 93:2895 94:4024 95:4285 96:1412 97:318 98:970 99:740 100:71 101:1413 102:3811 103:32632 104:4806 105:1168 106:1002 107:2590 108:1211 109:4155 110:2236 111:3342 112:2060 113:1851 114:1956 115:2216 116:2076 117:2808 118:2915 119:1981 120:1950 121:1444 122:2798 123:2223 124:1707 125:2926 126:88 128:1639 129:983 130:1294 131:1858 132:785 133:451 134:1533 135:329 136:1276 137:1246 138:2890 139:1670 140:1571 141:1477 142:1825 143:1627 144:1052 145:476 146:2164 147:2084 148:2591 149:2944 150:1244 151:1958 152:2109 153:571 154:8161 155:1612 156:3301 157:1904 158:1261 159:2430 160:3572 161:1930 162:3681 163:1895 164:1707 165:2192 166:1389 167:1875 168:4068 169:789 170:5061 171:1011 172:4446 173:3229 174:912 175:1312 176:3678 177:4789 178:3796 179:2222 180:2662 181:4021 182:3402 183:2084 184:2297 185:21589 186:5085 187:4365 188:4226 189:4235 190:9637 191:1541 192:11182 193:9435 194:7897 195:5655 196:3263 197:3761 198:6121 199:8389 200:8169 201:6301 202:10934 203:10824 204:4507 205:3650 206:4593 207:3487 208:4197 209:5172 210:4880 211:2723 212:4553 213:3767 214:1060 215:42 216:6586 217:3278 218:1396 219:578 220:2108 221:1056 222:969 223:2340 End of report