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 18 May, 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: 962339 Prefixes after maximum aggregation (per Origin AS): 361190 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 461904 Number of IPv4 prefixes with a valid ROA: 484597 Number of IPv4 prefixes with an invalid ROA: 6 Number of IPv4 prefixes with no ROA: 477736 Total ASes present in the Internet Routing Table: 75838 Prefixes per ASN: 12.69 Origin-only ASes present in the Internet Routing Table: 65096 Origin ASes announcing only one prefix: 26319 Transit ASes present in the Internet Routing Table: 10742 Transit-only ASes present in the Internet Routing Table: 528 Paths with bogon ASNs present in the IPv4 Routing Table: 38 Average AS path length visible in the Internet Routing Table: 5.5 Max AS path length visible: 61 Max AS path prepend of ASN ( 53153) 57 Prefixes from unregistered ASNs in the Routing Table: 1053 Number of instances of unregistered ASNs: 1057 Number of 32-bit ASNs allocated by the RIRs: 44478 Number of 32-bit ASNs visible in the Routing Table: 36441 Prefixes from 32-bit ASNs in the Routing Table: 190355 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3027634048 Equivalent to 180 /8s, 118 /16s and 7 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 321645 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 250561 Total APNIC prefixes after maximum aggregation: 73113 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 243123 Unique aggregates announced from the APNIC address blocks: 101061 APNIC Region origin ASes present in the Internet Routing Table: 14114 APNIC Prefixes per ASN: 17.23 APNIC Region origin ASes announcing only one prefix: 4294 APNIC Region transit ASes present in the Internet Routing Table: 1879 Average APNIC Region AS path length visible: 5.7 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9526 Number of APNIC addresses announced to Internet: 760913728 Equivalent to 45 /8s, 90 /16s and 159 /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: 279260 Total ARIN prefixes after maximum aggregation: 125127 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283736 Unique aggregates announced from the ARIN address blocks: 133742 ARIN Region origin ASes present in the Internet Routing Table: 19176 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 6968 ARIN Region transit ASes present in the Internet Routing Table: 1993 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4908 Number of ARIN addresses announced to Internet: 1267716416 Equivalent to 75 /8s, 143 /16s and 209 /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, 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: 269303 Total RIPE prefixes after maximum aggregation: 127003 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 264248 Unique aggregates announced from the RIPE address blocks: 164004 RIPE Region origin ASes present in the Internet Routing Table: 28685 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12108 RIPE Region transit ASes present in the Internet Routing Table: 3909 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 47 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11821 Number of RIPE addresses announced to Internet: 714484480 Equivalent to 42 /8s, 150 /16s and 43 /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: 129431 Total LACNIC prefixes after maximum aggregation: 29042 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 127548 Unique aggregates announced from the LACNIC address blocks: 49532 LACNIC Region origin ASes present in the Internet Routing Table: 11080 LACNIC Prefixes per ASN: 11.51 LACNIC Region origin ASes announcing only one prefix: 2323 LACNIC Region transit ASes present in the Internet Routing Table: 2429 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 61 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8976 Number of LACNIC addresses announced to Internet: 176932352 Equivalent to 10 /8s, 139 /16s and 198 /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: 32731 Total AfriNIC prefixes after maximum aggregation: 6219 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 43153 Unique aggregates announced from the AfriNIC address blocks: 13174 AfriNIC Region origin ASes present in the Internet Routing Table: 1841 AfriNIC Prefixes per ASN: 23.44 AfriNIC Region origin ASes announcing only one prefix: 626 AfriNIC Region transit ASes present in the Internet Routing Table: 344 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 33 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1210 Number of AfriNIC addresses announced to Internet: 107240960 Equivalent to 6 /8s, 100 /16s and 94 /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 9829 8742 61 CHINAMOBILE-CN China Mobile Communicati 7545 5634 777 671 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4411 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3909 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3707 507 259 BBIL-AP BHARTI Airtel Ltd., IN 7713 3582 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3288 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2792 863 377 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2180 433 194 TATACOMM-AS TATA Communications formerl 45090 2153 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 9894 11372 3564 AMAZON-02, US 11492 4615 306 603 CABLEONE, US 7155 4167 287 89 VIASAT-SP-BACKBONE, US 6327 3597 1320 79 SHAW, CA 174 3579 8779 862 COGENT-174, US 22773 3490 3041 234 ASN-CXA-ALL-CCI-22773-RDC, US 749 3224 54904 2476 DNIC-AS-00749, US 16625 3130 1336 2237 AKAMAI-AS, US 7018 2828 23659 1784 ATT-INTERNET4, US 367 2785 3441 1309 DNIC-ASBLK-00306-00371, 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 7766 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3863 3396 149 AKAMAI-ASN1, NL 9009 3353 292 1657 M247, RO 12389 2896 2293 860 ROSTELECOM-AS, RU 8551 2641 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2344 362 580 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 212238 1583 114 1152 CDNEXT, GB 44477 1547 101 729 STARK-INDUSTRIES, GB 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 12201 3321 491 UNINET, MX 10620 3511 492 939 Telmex Colombia S.A., CO 13999 2540 353 663 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1350 2314 252 Claro NXT Telecomunicacoes Ltda, BR 3816 1320 789 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19429 1233 216 21 ETB - Colombia, CO 11664 1182 176 442 Techtel LMDS Comunicaciones Interactiva 28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR 6503 1125 314 478 Axtel, S.A.B. de C.V., MX 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 1549 545 28 RAYA-AS, EG 24863 1502 389 20 LINKdotNET-AS, EG 36992 1373 1519 282 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1201 77 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 6713 558 1861 35 IAM-AS, MA 37457 557 314 37 Telkom-Internet, ZA 15399 528 55 54 WANANCHI-, KE 36914 520 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 12201 3321 491 UNINET, MX 16509 9894 11372 3564 AMAZON-02, US 9808 9829 8742 61 CHINAMOBILE-CN China Mobile Communicati 12479 7766 1708 145 UNI2-AS, ES 7545 5634 777 671 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4615 306 603 CABLEONE, US 18403 4411 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4167 287 89 VIASAT-SP-BACKBONE, US 7552 3909 1331 21 VIETEL-AS-AP Viettel Group, 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 9808 9829 9768 CHINAMOBILE-CN China Mobile Communications Grou 12479 7766 7621 UNI2-AS, ES 16509 9894 6330 AMAZON-02, US 7545 5634 4963 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4411 4388 FPT-AS-AP FPT Telecom Company, VN 7155 4167 4078 VIASAT-SP-BACKBONE, US 11492 4615 4012 CABLEONE, US 7552 3909 3888 VIETEL-AS-AP Viettel Group, VN 20940 3863 3714 AKAMAI-ASN1, NL 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 65536 DOCUMENT 5.102.30.0/24 65512 -Private Use AS-, ZZ 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 2386 INS-AS, US 23.141.0.0/24 Transit: 7018 ATT-INTERNET4, US 23.147.240.0/24 Origin: 398208 RESERVED, ZZ 23.147.240.0/24 Transit: 19930 EQUINIX-EC-CH, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 41.57.112.0/24 Origin: 3741 IS, ZA 41.57.112.0/24 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 /10:36 /11:94 /12:297 /13:578 /14:1180 /15:2091 /16:13294 /17:8254 /18:13879 /19:24699 /20:43792 /21:52032 /22:112250 /23:102593 /24:586464 /25:121 /26:79 /27:137 /28:38 /29:87 /30:30 /31:7 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6862 7766 UNI2-AS, ES 8151 6229 12201 UNINET, MX 11492 3524 4615 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3393 3597 SHAW, CA 7155 3111 4167 VIASAT-SP-BACKBONE, US 22773 2586 3490 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2137 3511 Telmex Colombia S.A., CO 16509 2120 9894 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2268 2:1521 3:344 4:8 5:4640 6:164 7:6 8:1509 9:1 11:172 12:1454 13:360 14:2368 15:318 16:211 17:366 18:764 20:382 21:4 22:188 23:6771 24:3113 25:2 27:2621 29:19 31:2613 32:54 34:63 35:135 36:2295 37:4491 38:7606 39:897 40:122 41:4259 42:2166 43:2379 44:320 45:17558 46:4539 47:307 49:1953 50:1915 51:579 52:1579 54:313 55:998 56:5 57:184 58:2051 59:1194 60:1027 61:2633 62:2764 63:1911 64:5687 65:2364 66:4781 67:3029 68:1333 69:4146 70:1352 71:592 72:2938 74:2615 75:1595 76:615 77:2615 78:1865 79:2524 80:2208 81:2031 82:1618 83:1343 84:1660 85:3178 86:903 87:2254 88:1301 89:4136 90:679 91:8246 92:2304 93:2718 94:3768 95:4216 96:1284 97:316 98:1035 99:742 100:72 101:1168 102:3482 103:32536 104:4782 105:1059 106:946 107:2751 108:1157 109:4167 110:2128 111:3258 112:2067 113:1780 114:1794 115:2141 116:1895 117:2644 118:2724 119:1989 120:1767 121:1286 122:2706 123:2224 124:1582 125:2856 126:32 128:1494 129:937 130:1163 131:1919 132:797 133:412 134:1735 135:364 136:1022 137:1183 138:2943 139:1558 140:1392 141:1349 142:1588 143:1539 144:997 145:365 146:2080 147:1935 148:2534 149:2754 150:1043 151:1332 152:2169 153:595 154:6553 155:1458 156:2296 157:1788 158:1150 159:2344 160:2708 161:1692 162:3582 163:1708 164:1674 165:2170 166:1170 167:1807 168:4057 169:810 170:5067 171:1025 172:3868 173:3066 174:891 175:1225 176:3743 177:5535 178:3736 179:2415 180:2393 181:3806 182:3396 183:1997 184:2266 185:20998 186:5300 187:4780 188:4201 189:4337 190:9692 191:1935 192:11021 193:9148 194:7564 195:5399 196:3221 197:2642 198:5989 199:7854 200:8320 201:6335 202:10403 203:10242 204:4596 205:3747 206:4514 207:3564 208:4176 209:5055 210:4443 211:2523 212:4362 213:3485 214:1069 215:49 216:6877 217:3073 218:1312 219:415 220:1819 221:1036 222:706 223:2199 End of report