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 01 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: 941234 Prefixes after maximum aggregation (per Origin AS): 350637 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 451188 Number of IPv4 prefixes with a valid ROA: 420849 Number of IPv4 prefixes with an invalid ROA: 2972 Number of IPv4 prefixes with no ROA: 517413 Total ASes present in the Internet Routing Table: 74551 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64284 Origin ASes announcing only one prefix: 25875 Transit ASes present in the Internet Routing Table: 10267 Transit-only ASes present in the Internet Routing Table: 430 Paths with bogon ASNs present in the IPv4 Routing Table: 69 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: 1056 Number of instances of unregistered ASNs: 1061 Number of 32-bit ASNs allocated by the RIRs: 42200 Number of 32-bit ASNs visible in the Routing Table: 34778 Prefixes from 32-bit ASNs in the Routing Table: 177658 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 556 Number of addresses announced to Internet: 3053636352 Equivalent to 182 /8s, 2 /16s and 203 /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: 318952 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243635 Total APNIC prefixes after maximum aggregation: 69036 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 237766 Unique aggregates announced from the APNIC address blocks: 98343 APNIC Region origin ASes present in the Internet Routing Table: 13445 APNIC Prefixes per ASN: 17.68 APNIC Region origin ASes announcing only one prefix: 3960 APNIC Region transit ASes present in the Internet Routing Table: 1795 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8796 Number of APNIC addresses announced to Internet: 773151296 Equivalent to 46 /8s, 21 /16s and 90 /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: 275031 Total ARIN prefixes after maximum aggregation: 123630 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 277268 Unique aggregates announced from the ARIN address blocks: 130738 ARIN Region origin ASes present in the Internet Routing Table: 19122 ARIN Prefixes per ASN: 14.50 ARIN Region origin ASes announcing only one prefix: 6984 ARIN Region transit ASes present in the Internet Routing Table: 1877 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: 4819 Number of ARIN addresses announced to Internet: 1278686528 Equivalent to 76 /8s, 55 /16s and 53 /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: 263594 Total RIPE prefixes after maximum aggregation: 122912 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259950 Unique aggregates announced from the RIPE address blocks: 159577 RIPE Region origin ASes present in the Internet Routing Table: 28389 RIPE Prefixes per ASN: 9.16 RIPE Region origin ASes announcing only one prefix: 12013 RIPE Region transit ASes present in the Internet Routing Table: 3828 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11245 Number of RIPE addresses announced to Internet: 717548160 Equivalent to 42 /8s, 196 /16s and 234 /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: 126921 Total LACNIC prefixes after maximum aggregation: 28467 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 125966 Unique aggregates announced from the LACNIC address blocks: 49532 LACNIC Region origin ASes present in the Internet Routing Table: 11015 LACNIC Prefixes per ASN: 11.44 LACNIC Region origin ASes announcing only one prefix: 2330 LACNIC Region transit ASes present in the Internet Routing Table: 2300 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8804 Number of LACNIC addresses announced to Internet: 177050112 Equivalent to 10 /8s, 141 /16s and 146 /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: 30997 Total AfriNIC prefixes after maximum aggregation: 5874 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 39722 Unique aggregates announced from the AfriNIC address blocks: 12534 AfriNIC Region origin ASes present in the Internet Routing Table: 1762 AfriNIC Prefixes per ASN: 22.54 AfriNIC Region origin ASes announcing only one prefix: 588 AfriNIC Region transit ASes present in the Internet Routing Table: 310 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1114 Number of AfriNIC addresses announced to Internet: 106866432 Equivalent to 6 /8s, 94 /16s and 167 /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 9504 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5681 784 694 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4222 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3673 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3565 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1856 96 VNPT-AS-VN VNPT Corp, VN 9498 3044 498 249 BBIL-AP BHARTI Airtel Ltd., IN 24560 2434 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2309 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2187 442 199 TATACOMM-AS TATA Communications formerl 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 8690 10889 3139 AMAZON-02, US 11492 4519 300 614 CABLEONE, US 7155 4170 288 87 VIASAT-SP-BACKBONE, US 22773 3541 3053 266 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1319 66 SHAW, CA 16625 3147 1564 2364 AKAMAI-AS, US 749 3124 54969 2376 DNIC-AS-00749, US 367 2733 3744 1309 DNIC-ASBLK-00306-00371, US 396982 2669 3594 380 GOOGLE-CLOUD-PLATFORM, US 30036 2497 360 438 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 7293 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4123 3399 189 AKAMAI-ASN1, NL 8551 3466 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2943 2291 911 ROSTELECOM-AS, RU 9009 2664 247 1381 M247, RO 34984 2307 361 609 TELLCOM-AS, TR 6849 1835 307 17 UKRTELNET, UA 58224 1831 946 535 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 11505 3372 599 UNINET, MX 10620 3529 507 843 Telmex Colombia S.A., CO 13999 2379 355 627 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1317 2323 241 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 774 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1305 344 512 Axtel, S.A.B. de C.V., MX 6147 1127 370 22 Telefonica del Peru S.A.A., PE 11664 1099 177 435 Techtel LMDS Comunicaciones Interactiva 26615 1038 2500 47 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 1616 393 19 LINKdotNET-AS, EG 24835 1548 533 27 RAYA-AS, EG 36992 1313 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1038 67 46 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 674 319 46 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 523 53 45 WANANCHI-, KE 24757 495 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 11505 3372 599 UNINET, MX 9808 9504 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8690 10889 3139 AMAZON-02, US 12479 7293 1706 141 UNI2-AS, ES 7545 5681 784 694 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4519 300 614 CABLEONE, US 18403 4222 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4170 288 87 VIASAT-SP-BACKBONE, US 20940 4123 3399 189 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 9504 9467 CHINAMOBILE-CN China Mobile Communications Grou 12479 7293 7152 UNI2-AS, ES 16509 8690 5551 AMAZON-02, US 7545 5681 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4222 4197 FPT-AS-AP FPT Telecom Company, VN 7155 4170 4083 VIASAT-SP-BACKBONE, US 20940 4123 3934 AKAMAI-ASN1, NL 11492 4519 3905 CABLEONE, US 7552 3673 3652 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 46887 LIGHTOWER, 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 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 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 /10:38 /11:103 /12:300 /13:575 /14:1196 /15:2120 /16:13498 /17:8286 /18:13988 /19:25264 /20:43980 /21:52340 /22:111073 /23:101999 /24:565609 /25:138 /26:101 /27:152 /28:47 /29:95 /30:22 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6381 7293 UNI2-AS, ES 8151 5429 11505 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3428 4519 CABLEONE, US 6327 3334 3524 SHAW, CA 7155 3118 4170 VIASAT-SP-BACKBONE, US 8551 2935 3466 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2610 3541 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2152 2497 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) ---------------------------------------------- 1:2168 2:1333 3:226 4:7 5:4604 6:129 7:6 8:1542 9:1 10:1 11:172 12:1519 13:387 14:2314 15:301 16:196 17:374 18:499 20:264 21:4 22:188 23:6377 24:2997 25:6 27:2600 29:19 31:2537 32:84 34:23 35:114 36:1989 37:4671 38:5035 39:828 40:151 41:4196 42:2002 43:2357 44:305 45:17228 46:4459 47:376 49:1762 50:1889 51:586 52:1598 54:395 55:974 56:8 57:130 58:1877 59:1117 60:983 61:2567 62:2763 63:1919 64:5765 65:2339 66:5150 67:3099 68:1370 69:4150 70:1378 71:700 72:3060 74:2653 75:1595 76:610 77:2568 78:1894 79:2990 80:2129 81:1801 82:1525 83:1270 84:1564 85:3056 86:750 87:2112 88:1233 89:3843 90:615 91:7875 92:2040 93:2624 94:3640 95:4074 96:1313 97:341 98:1158 99:735 100:95 101:1313 102:2990 103:31804 104:4592 105:900 106:884 107:2579 108:1078 109:4257 110:2104 111:3137 112:2057 113:1750 114:1652 115:2068 116:1906 117:2568 118:2624 119:1984 120:1811 121:1090 122:2632 123:2160 124:1569 125:2487 128:1482 129:1062 130:1039 131:2063 132:847 133:422 134:1800 135:352 136:895 137:1102 138:2709 139:1562 140:1253 141:1430 142:1468 143:1546 144:1104 145:342 146:1981 147:1598 148:2441 149:2224 150:886 151:1165 152:1993 153:564 154:4696 155:1403 156:1820 157:1321 158:1088 159:2265 160:2616 161:1522 162:3534 163:1565 164:1641 165:1921 166:1081 167:1729 168:4032 169:953 170:4845 171:897 172:3645 173:2979 174:1082 175:1209 176:3826 177:5467 178:3639 179:2482 180:2446 181:3533 182:3403 183:1998 184:2325 185:20617 186:5148 187:4445 188:4235 189:4053 190:9315 191:1767 192:10933 193:8968 194:7402 195:5209 196:3246 197:2438 198:5982 199:6118 200:8118 201:6062 202:10495 203:10324 204:4578 205:3713 206:4371 207:3476 208:4151 209:4965 210:4298 211:2452 212:4258 213:3662 214:1084 215:59 216:6730 217:2865 218:1294 219:412 220:1995 221:965 222:685 223:2161 End of report