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 13 Jan, 2024 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: 949378 Prefixes after maximum aggregation (per Origin AS): 356017 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 455517 Number of IPv4 prefixes with a valid ROA: 447060 Number of IPv4 prefixes with an invalid ROA: 5 Number of IPv4 prefixes with no ROA: 502312 Total ASes present in the Internet Routing Table: 75243 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64575 Origin ASes announcing only one prefix: 26148 Transit ASes present in the Internet Routing Table: 10668 Transit-only ASes present in the Internet Routing Table: 493 Paths with bogon ASNs present in the IPv4 Routing Table: 10 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 103 Max AS path prepend of ASN (149381) 100 Prefixes from unregistered ASNs in the Routing Table: 1068 Number of instances of unregistered ASNs: 1068 Number of 32-bit ASNs allocated by the RIRs: 43384 Number of 32-bit ASNs visible in the Routing Table: 35694 Prefixes from 32-bit ASNs in the Routing Table: 184196 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 374 Number of addresses announced to Internet: 3046570240 Equivalent to 181 /8s, 150 /16s and 249 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 318491 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247158 Total APNIC prefixes after maximum aggregation: 71713 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 240205 Unique aggregates announced from the APNIC address blocks: 99683 APNIC Region origin ASes present in the Internet Routing Table: 13861 APNIC Prefixes per ASN: 17.33 APNIC Region origin ASes announcing only one prefix: 4199 APNIC Region transit ASes present in the Internet Routing Table: 1867 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 103 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9238 Number of APNIC addresses announced to Internet: 774249536 Equivalent to 46 /8s, 38 /16s and 28 /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, 131072-153913 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: 275471 Total ARIN prefixes after maximum aggregation: 123643 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 280448 Unique aggregates announced from the ARIN address blocks: 132177 ARIN Region origin ASes present in the Internet Routing Table: 19069 ARIN Prefixes per ASN: 14.71 ARIN Region origin ASes announcing only one prefix: 6938 ARIN Region transit ASes present in the Internet Routing Table: 1958 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: 4842 Number of ARIN addresses announced to Internet: 1272273728 Equivalent to 75 /8s, 213 /16s and 91 /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: 265278 Total RIPE prefixes after maximum aggregation: 125222 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 259955 Unique aggregates announced from the RIPE address blocks: 161136 RIPE Region origin ASes present in the Internet Routing Table: 28548 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12115 RIPE Region transit ASes present in the Internet Routing Table: 3905 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11540 Number of RIPE addresses announced to Internet: 714425472 Equivalent to 42 /8s, 149 /16s and 68 /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, 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: 128328 Total LACNIC prefixes after maximum aggregation: 28672 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 126873 Unique aggregates announced from the LACNIC address blocks: 49397 LACNIC Region origin ASes present in the Internet Routing Table: 11062 LACNIC Prefixes per ASN: 11.47 LACNIC Region origin ASes announcing only one prefix: 2279 LACNIC Region transit ASes present in the Internet Routing Table: 2401 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 33 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8915 Number of LACNIC addresses announced to Internet: 177476352 Equivalent to 10 /8s, 148 /16s and 19 /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: 32075 Total AfriNIC prefixes after maximum aggregation: 6055 AfriNIC Deaggregation factor: 5.30 Prefixes being announced from the AfriNIC address blocks: 41523 Unique aggregates announced from the AfriNIC address blocks: 12818 AfriNIC Region origin ASes present in the Internet Routing Table: 1818 AfriNIC Prefixes per ASN: 22.84 AfriNIC Region origin ASes announcing only one prefix: 617 AfriNIC Region transit ASes present in the Internet Routing Table: 339 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1159 Number of AfriNIC addresses announced to Internet: 107900928 Equivalent to 6 /8s, 110 /16s and 112 /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 9771 8739 51 CHINAMOBILE-CN China Mobile Communicati 7545 5671 784 684 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4545 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3854 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3591 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3423 498 251 BBIL-AP BHARTI Airtel Ltd., IN 45899 3360 1872 98 VNPT-AS-VN VNPT Corp, VN 24560 2663 857 367 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2159 441 193 TATACOMM-AS TATA Communications formerl 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 9437 11198 3369 AMAZON-02, US 11492 4569 303 660 CABLEONE, US 7155 4177 288 96 VIASAT-SP-BACKBONE, US 6327 3570 1320 70 SHAW, CA 22773 3517 3059 303 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3260 1424 2334 AKAMAI-AS, US 749 3161 54929 2413 DNIC-AS-00749, US 367 2954 3826 1420 DNIC-ASBLK-00306-00371, US 396982 2746 3639 390 GOOGLE-CLOUD-PLATFORM, US 7018 2513 23622 1575 ATT-INTERNET4, 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 7547 1714 146 UNI2-AS, ES 39891 4658 280 55 ALJAWWALSTC-AS, SA 20940 4001 3397 142 AKAMAI-ASN1, NL 9009 3474 299 1632 M247, RO 8551 2972 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2871 2300 911 ROSTELECOM-AS, RU 34984 2325 359 599 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1515 873 581 TCI, IR 8452 1475 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 12230 3379 609 UNINET, MX 10620 3524 497 889 Telmex Colombia S.A., CO 13999 2498 340 638 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1346 2319 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1307 787 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1238 340 499 Axtel, S.A.B. de C.V., MX 11664 1116 179 420 Techtel LMDS Comunicaciones Interactiva 28202 1103 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1087 369 22 Telefonica del Peru S.A.A., PE 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 1548 545 28 RAYA-AS, EG 24863 1536 389 16 LINKdotNET-AS, EG 36992 1361 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1081 69 55 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 37457 557 316 43 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 537 56 54 WANANCHI-, KE 36914 537 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 8151 12230 3379 609 UNINET, MX 9808 9771 8739 51 CHINAMOBILE-CN China Mobile Communicati 16509 9437 11198 3369 AMAZON-02, US 12479 7547 1714 146 UNI2-AS, ES 7545 5671 784 684 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 280 55 ALJAWWALSTC-AS, SA 11492 4569 303 660 CABLEONE, US 18403 4545 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4177 288 96 VIASAT-SP-BACKBONE, US 20940 4001 3397 142 AKAMAI-ASN1, NL 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 9771 9720 CHINAMOBILE-CN China Mobile Communications Grou 12479 7547 7401 UNI2-AS, ES 16509 9437 6068 AMAZON-02, US 7545 5671 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4658 4603 ALJAWWALSTC-AS, SA 18403 4545 4520 FPT-AS-AP FPT Telecom Company, VN 7155 4177 4081 VIASAT-SP-BACKBONE, US 11492 4569 3909 CABLEONE, US 20940 4001 3859 AKAMAI-ASN1, NL 7552 3854 3834 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 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 19589 UNALLOCATED 8.19.242.0/24 23314 ORLANDOTELCO, US 19589 UNALLOCATED 8.19.248.0/24 23314 ORLANDOTELCO, 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 19589 UNALLOCATED 8.26.112.0/23 23314 ORLANDOTELCO, 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 Transit: 37204 TELONE, ZW 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 /10:36 /11:99 /12:301 /13:577 /14:1194 /15:2110 /16:13469 /17:8258 /18:13934 /19:25085 /20:44002 /21:52147 /22:111483 /23:102168 /24:574051 /25:79 /26:52 /27:133 /28:38 /29:89 /30:19 /31:6 /32:18 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6632 7547 UNI2-AS, ES 8151 6234 12230 UNINET, MX 11492 3482 4569 CABLEONE, US 6327 3374 3570 SHAW, CA 39891 3340 4658 ALJAWWALSTC-AS, SA 7155 3121 4177 VIASAT-SP-BACKBONE, US 22773 2556 3517 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2449 2972 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2128 2472 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2127 3524 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) ---------------------------------------------- 1:2270 2:1469 3:282 4:7 5:4503 6:163 7:6 8:1506 9:1 11:172 12:1487 13:375 14:2330 15:307 16:204 17:363 18:711 20:364 21:4 22:188 23:6603 24:3072 25:2 27:2589 29:19 31:2580 32:62 34:36 35:121 36:2148 37:4508 38:6001 39:888 40:145 41:4336 42:2205 43:2331 44:328 45:17369 46:4384 47:285 49:1903 50:1892 51:576 52:1588 54:366 55:859 56:5 57:136 58:1936 59:1110 60:1013 61:2648 62:2813 63:1916 64:5687 65:2359 66:5040 67:3082 68:1342 69:4098 70:1343 71:587 72:2994 74:2670 75:1589 76:617 77:2458 78:1836 79:2737 80:2147 81:1896 82:1543 83:1324 84:1627 85:3098 86:774 87:2059 88:1279 89:3982 90:661 91:8019 92:2188 93:2649 94:3644 95:4036 96:1289 97:315 98:1014 99:746 100:95 101:1152 102:3290 103:32406 104:4790 105:1003 106:907 107:2741 108:1124 109:4094 110:2112 111:3159 112:2078 113:1731 114:1753 115:2071 116:1966 117:2626 118:2769 119:1956 120:1751 121:1274 122:2658 123:2196 124:1591 125:2784 126:28 128:1484 129:911 130:1082 131:2009 132:841 133:410 134:1708 135:347 136:922 137:1135 138:2932 139:1575 140:1359 141:1355 142:1561 143:1570 144:984 145:342 146:2002 147:1659 148:2494 149:2440 150:1033 151:1306 152:1870 153:599 154:5569 155:1380 156:2100 157:1395 158:1085 159:2224 160:2663 161:1626 162:3626 163:1681 164:1635 165:2141 166:1067 167:1717 168:4021 169:803 170:4928 171:987 172:3790 173:3021 174:894 175:1237 176:3685 177:5343 178:3551 179:2473 180:2367 181:3731 182:3415 183:1995 184:2265 185:20730 186:5090 187:4694 188:4135 189:4261 190:9521 191:1914 192:11036 193:9000 194:7412 195:5304 196:3198 197:2689 198:5953 199:6988 200:8392 201:6341 202:10424 203:10178 204:4603 205:3685 206:4429 207:3464 208:4109 209:4941 210:4416 211:2502 212:4259 213:3453 214:1108 215:44 216:6816 217:2874 218:1311 219:414 220:1812 221:1022 222:680 223:2185 End of report