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 Jul, 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: 941337 Prefixes after maximum aggregation (per Origin AS): 351193 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452209 Number of IPv4 prefixes with a valid ROA: 424167 Number of IPv4 prefixes with an invalid ROA: 2036 Number of IPv4 prefixes with no ROA: 515134 Total ASes present in the Internet Routing Table: 74631 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 64197 Origin ASes announcing only one prefix: 25897 Transit ASes present in the Internet Routing Table: 10434 Transit-only ASes present in the Internet Routing Table: 446 Paths with bogon ASNs present in the IPv4 Routing Table: 79 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: 1141 Number of instances of unregistered ASNs: 1144 Number of 32-bit ASNs allocated by the RIRs: 42285 Number of 32-bit ASNs visible in the Routing Table: 34867 Prefixes from 32-bit ASNs in the Routing Table: 178368 Number of bogon 32-bit ASNs visible in the Routing Table: 48 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 626 Number of addresses announced to Internet: 3053520640 Equivalent to 182 /8s, 1 /16s and 7 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318584 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243567 Total APNIC prefixes after maximum aggregation: 69308 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 237531 Unique aggregates announced from the APNIC address blocks: 98346 APNIC Region origin ASes present in the Internet Routing Table: 13487 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 3976 APNIC Region transit ASes present in the Internet Routing Table: 1808 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8835 Number of APNIC addresses announced to Internet: 773169728 Equivalent to 46 /8s, 21 /16s and 162 /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: 275428 Total ARIN prefixes after maximum aggregation: 123841 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 277497 Unique aggregates announced from the ARIN address blocks: 130853 ARIN Region origin ASes present in the Internet Routing Table: 19108 ARIN Prefixes per ASN: 14.52 ARIN Region origin ASes announcing only one prefix: 6965 ARIN Region transit ASes present in the Internet Routing Table: 1924 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: 4821 Number of ARIN addresses announced to Internet: 1277329472 Equivalent to 76 /8s, 34 /16s and 128 /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: 263784 Total RIPE prefixes after maximum aggregation: 122795 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260352 Unique aggregates announced from the RIPE address blocks: 159962 RIPE Region origin ASes present in the Internet Routing Table: 28395 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12014 RIPE Region transit ASes present in the Internet Routing Table: 3877 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11272 Number of RIPE addresses announced to Internet: 717011328 Equivalent to 42 /8s, 188 /16s and 185 /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: 126190 Total LACNIC prefixes after maximum aggregation: 28553 LACNIC Deaggregation factor: 4.42 Prefixes being announced from the LACNIC address blocks: 125188 Unique aggregates announced from the LACNIC address blocks: 49842 LACNIC Region origin ASes present in the Internet Routing Table: 11012 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2364 LACNIC Region transit ASes present in the Internet Routing Table: 2336 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8822 Number of LACNIC addresses announced to Internet: 178246400 Equivalent to 10 /8s, 159 /16s and 211 /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: 31227 Total AfriNIC prefixes after maximum aggregation: 5948 AfriNIC Deaggregation factor: 5.25 Prefixes being announced from the AfriNIC address blocks: 40137 Unique aggregates announced from the AfriNIC address blocks: 12685 AfriNIC Region origin ASes present in the Internet Routing Table: 1770 AfriNIC Prefixes per ASN: 22.68 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 317 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1117 Number of AfriNIC addresses announced to Internet: 107400704 Equivalent to 6 /8s, 102 /16s and 206 /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 9516 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5681 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3706 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3588 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3464 1856 96 VNPT-AS-VN VNPT Corp, VN 9498 3048 497 247 BBIL-AP BHARTI Airtel Ltd., IN 24560 2452 835 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2304 11270 588 KIXS-AS-KR Korea Telecom, KR 45090 2185 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 8781 10933 3128 AMAZON-02, US 11492 4523 300 618 CABLEONE, US 7155 4193 289 100 VIASAT-SP-BACKBONE, US 22773 3540 3038 268 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1319 65 SHAW, CA 16625 3171 1579 2375 AKAMAI-AS, US 749 3140 54962 2392 DNIC-AS-00749, US 367 2760 3755 1320 DNIC-ASBLK-00306-00371, US 396982 2677 3595 383 GOOGLE-CLOUD-PLATFORM, US 30036 2515 362 351 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 7300 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4110 3399 186 AKAMAI-ASN1, NL 8551 3460 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2938 2293 912 ROSTELECOM-AS, RU 9009 2663 247 1380 M247, RO 34984 2313 361 608 TELLCOM-AS, TR 6849 1829 307 17 UKRTELNET, UA 58224 1816 944 537 TCI, IR 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 11622 3358 597 UNINET, MX 10620 3529 507 836 Telmex Colombia S.A., CO 13999 2410 361 631 Mega Cable, S.A. de C.V., MX 11830 2051 369 64 Instituto Costarricense de Electricidad 28573 1317 2322 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1300 767 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1300 344 511 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1105 177 433 Techtel LMDS Comunicaciones Interactiva 26615 1036 2500 48 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 1604 393 19 LINKdotNET-AS, EG 24835 1517 533 27 RAYA-AS, EG 36992 1296 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1052 67 45 ORANGE-COTE-IVOIRE, CI 36935 922 521 43 Vodafone-, EG 37457 673 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 37342 505 32 1 MOVITEL, MZ 24757 485 73 5 EthioNet-AS, ET 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 11622 3358 597 UNINET, MX 9808 9516 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8781 10933 3128 AMAZON-02, US 12479 7300 1706 141 UNI2-AS, ES 7545 5681 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4523 300 618 CABLEONE, US 18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4193 289 100 VIASAT-SP-BACKBONE, US 20940 4110 3399 186 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 9516 9479 CHINAMOBILE-CN China Mobile Communications Grou 12479 7300 7159 UNI2-AS, ES 16509 8781 5653 AMAZON-02, US 7545 5681 4991 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4243 4218 FPT-AS-AP FPT Telecom Company, VN 7155 4193 4093 VIASAT-SP-BACKBONE, US 20940 4110 3924 AKAMAI-ASN1, NL 11492 4523 3905 CABLEONE, US 7552 3706 3685 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 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 19695 UNALLOCATED 8.20.161.0/24 7015 COMCAST-7015, 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 UNASSIGNED 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 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 /10:38 /11:102 /12:297 /13:574 /14:1197 /15:2120 /16:13510 /17:8305 /18:13993 /19:25276 /20:44266 /21:52337 /22:111148 /23:102232 /24:565057 /25:138 /26:104 /27:141 /28:47 /29:96 /30:23 /31:3 /32:303 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6388 7300 UNI2-AS, ES 8151 5547 11622 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3432 4523 CABLEONE, US 6327 3335 3524 SHAW, CA 7155 3139 4193 VIASAT-SP-BACKBONE, US 8551 2929 3460 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3540 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2170 2515 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2088 3529 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) ---------------------------------------------- 1:2182 2:1356 3:242 4:7 5:4595 6:131 7:6 8:1542 9:1 10:1 11:172 12:1522 13:377 14:2310 15:301 16:198 17:375 18:529 20:275 21:4 22:188 23:6393 24:3017 25:4 27:2611 29:19 31:2562 32:85 34:26 35:114 36:1982 37:4712 38:5093 39:830 40:152 41:4124 42:2015 43:2337 44:310 45:17273 46:4449 47:377 49:1767 50:1879 51:584 52:1594 54:397 55:977 56:8 57:129 58:1880 59:1102 60:986 61:2568 62:2751 63:1927 64:5725 65:2332 66:5060 67:3077 68:1342 69:4124 70:1371 71:690 72:3054 74:2667 75:1613 76:614 77:2556 78:1879 79:2980 80:2125 81:1816 82:1502 83:1286 84:1548 85:3025 86:764 87:2119 88:1224 89:3911 90:615 91:7910 92:2052 93:2616 94:3655 95:4067 96:1306 97:331 98:1170 99:735 100:96 101:1315 102:3047 103:31894 104:4588 105:897 106:878 107:2559 108:1087 109:4284 110:2109 111:3136 112:2063 113:1756 114:1652 115:2059 116:1907 117:2565 118:2633 119:1975 120:1791 121:1089 122:2589 123:2164 124:1562 125:2477 128:1461 129:1011 130:1038 131:2050 132:853 133:422 134:1802 135:350 136:892 137:1113 138:2664 139:1575 140:1262 141:1306 142:1480 143:1538 144:990 145:342 146:1973 147:1621 148:2439 149:2171 150:897 151:1168 152:1986 153:570 154:4743 155:1376 156:1897 157:1328 158:1098 159:2277 160:2649 161:1558 162:3536 163:1566 164:1677 165:1916 166:1061 167:1729 168:4022 169:940 170:4814 171:890 172:3661 173:2986 174:1048 175:1198 176:3794 177:5369 178:3635 179:2398 180:2462 181:3527 182:3409 183:1990 184:2315 185:20728 186:5041 187:4446 188:4236 189:3985 190:9300 191:1768 192:10959 193:8966 194:7383 195:5241 196:3312 197:2523 198:6004 199:6109 200:8122 201:6019 202:10522 203:10281 204:4588 205:3657 206:4387 207:3477 208:4155 209:4953 210:4309 211:2459 212:4290 213:3623 214:1084 215:60 216:6720 217:2852 218:1280 219:414 220:1770 221:963 222:683 223:2164 End of report