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 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: 941728 Prefixes after maximum aggregation (per Origin AS): 350977 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 451611 Number of IPv4 prefixes with a valid ROA: 421769 Number of IPv4 prefixes with an invalid ROA: 2815 Number of IPv4 prefixes with no ROA: 517144 Total ASes present in the Internet Routing Table: 74569 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64271 Origin ASes announcing only one prefix: 25896 Transit ASes present in the Internet Routing Table: 10298 Transit-only ASes present in the Internet Routing Table: 433 Paths with bogon ASNs present in the IPv4 Routing Table: 70 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: 1045 Number of instances of unregistered ASNs: 1051 Number of 32-bit ASNs allocated by the RIRs: 42264 Number of 32-bit ASNs visible in the Routing Table: 34792 Prefixes from 32-bit ASNs in the Routing Table: 177988 Number of bogon 32-bit ASNs visible in the Routing Table: 45 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 547 Number of addresses announced to Internet: 3055741440 Equivalent to 182 /8s, 34 /16s and 234 /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: 319146 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243695 Total APNIC prefixes after maximum aggregation: 69164 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 237773 Unique aggregates announced from the APNIC address blocks: 98480 APNIC Region origin ASes present in the Internet Routing Table: 13460 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 3974 APNIC Region transit ASes present in the Internet Routing Table: 1793 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: 8808 Number of APNIC addresses announced to Internet: 773180480 Equivalent to 46 /8s, 21 /16s and 204 /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: 275067 Total ARIN prefixes after maximum aggregation: 123772 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 277218 Unique aggregates announced from the ARIN address blocks: 130907 ARIN Region origin ASes present in the Internet Routing Table: 19110 ARIN Prefixes per ASN: 14.51 ARIN Region origin ASes announcing only one prefix: 6978 ARIN Region transit ASes present in the Internet Routing Table: 1889 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: 4813 Number of ARIN addresses announced to Internet: 1278840896 Equivalent to 76 /8s, 57 /16s and 144 /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: 263865 Total RIPE prefixes after maximum aggregation: 122952 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260356 Unique aggregates announced from the RIPE address blocks: 159681 RIPE Region origin ASes present in the Internet Routing Table: 28396 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12025 RIPE Region transit ASes present in the Internet Routing Table: 3825 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: 11247 Number of RIPE addresses announced to Internet: 717382016 Equivalent to 42 /8s, 194 /16s and 97 /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: 126858 Total LACNIC prefixes after maximum aggregation: 28495 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125905 Unique aggregates announced from the LACNIC address blocks: 49495 LACNIC Region origin ASes present in the Internet Routing Table: 11019 LACNIC Prefixes per ASN: 11.43 LACNIC Region origin ASes announcing only one prefix: 2331 LACNIC Region transit ASes present in the Internet Routing Table: 2316 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: 8810 Number of LACNIC addresses announced to Internet: 178422272 Equivalent to 10 /8s, 162 /16s and 130 /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: 31198 Total AfriNIC prefixes after maximum aggregation: 5883 AfriNIC Deaggregation factor: 5.30 Prefixes being announced from the AfriNIC address blocks: 39923 Unique aggregates announced from the AfriNIC address blocks: 12587 AfriNIC Region origin ASes present in the Internet Routing Table: 1768 AfriNIC Prefixes per ASN: 22.58 AfriNIC Region origin ASes announcing only one prefix: 588 AfriNIC Region transit ASes present in the Internet Routing Table: 316 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: 107584000 Equivalent to 6 /8s, 105 /16s and 154 /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 9514 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5682 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4218 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3692 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3565 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3463 1856 96 VNPT-AS-VN VNPT Corp, VN 9498 3043 498 248 BBIL-AP BHARTI Airtel Ltd., IN 24560 2442 836 445 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2186 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 8700 10906 3133 AMAZON-02, US 11492 4522 300 614 CABLEONE, US 7155 4171 288 87 VIASAT-SP-BACKBONE, US 22773 3545 3054 269 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1319 66 SHAW, CA 16625 3157 1564 2369 AKAMAI-AS, US 749 3142 54962 2394 DNIC-AS-00749, US 367 2743 3743 1312 DNIC-ASBLK-00306-00371, US 396982 2674 3594 384 GOOGLE-CLOUD-PLATFORM, US 30036 2500 361 419 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 7304 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4115 3399 188 AKAMAI-ASN1, NL 8551 3466 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2947 2293 912 ROSTELECOM-AS, RU 9009 2663 247 1383 M247, RO 34984 2307 361 609 TELLCOM-AS, TR 6849 1835 307 17 UKRTELNET, UA 58224 1832 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 11562 3376 597 UNINET, MX 10620 3531 507 841 Telmex Colombia S.A., CO 13999 2404 360 631 Mega Cable, S.A. de C.V., MX 11830 2225 369 64 Instituto Costarricense de Electricidad 28573 1317 2324 238 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 774 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1304 344 512 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1102 177 437 Techtel LMDS Comunicaciones Interactiva 26615 1036 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 1617 393 19 LINKdotNET-AS, EG 24835 1548 533 27 RAYA-AS, EG 36992 1314 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1052 67 45 ORANGE-COTE-IVOIRE, CI 36935 923 521 44 Vodafone-, EG 37457 674 319 46 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 523 53 45 WANANCHI-, KE 24757 488 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 11562 3376 597 UNINET, MX 9808 9514 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8700 10906 3133 AMAZON-02, US 12479 7304 1706 141 UNI2-AS, ES 7545 5682 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4522 300 614 CABLEONE, US 18403 4218 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4171 288 87 VIASAT-SP-BACKBONE, US 20940 4115 3399 188 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 9514 9477 CHINAMOBILE-CN China Mobile Communications Grou 12479 7304 7163 UNI2-AS, ES 16509 8700 5567 AMAZON-02, US 7545 5682 4992 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4218 4193 FPT-AS-AP FPT Telecom Company, VN 7155 4171 4084 VIASAT-SP-BACKBONE, US 20940 4115 3927 AKAMAI-ASN1, NL 11492 4522 3908 CABLEONE, US 7552 3692 3671 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 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 /12:298 /13:575 /14:1200 /15:2125 /16:13509 /17:8292 /18:14002 /19:25251 /20:44177 /21:52348 /22:111110 /23:102148 /24:565688 /25:138 /26:101 /27:151 /28:47 /29:95 /30:22 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6392 7304 UNI2-AS, ES 8151 5480 11562 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3431 4522 CABLEONE, US 6327 3335 3525 SHAW, CA 7155 3119 4171 VIASAT-SP-BACKBONE, US 8551 2935 3466 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2609 3545 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2089 3531 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) ---------------------------------------------- 1:2164 2:1346 3:228 4:7 5:4591 6:130 7:6 8:1541 9:1 10:1 11:172 12:1517 13:387 14:2316 15:301 16:196 17:373 18:502 20:266 21:4 22:188 23:6376 24:2934 25:6 27:2587 29:19 31:2551 32:83 34:23 35:114 36:1978 37:4706 38:5059 39:828 40:152 41:4277 42:1995 43:2356 44:308 45:17229 46:4452 47:376 49:1764 50:1885 51:585 52:1593 54:395 55:972 56:8 57:128 58:1877 59:1118 60:986 61:2573 62:2750 63:1916 64:5771 65:2336 66:5150 67:3079 68:1368 69:4128 70:1376 71:699 72:3061 74:2650 75:1598 76:614 77:2576 78:1900 79:2984 80:2143 81:1799 82:1512 83:1275 84:1557 85:3049 86:771 87:2109 88:1228 89:3886 90:616 91:7897 92:2053 93:2620 94:3654 95:4077 96:1313 97:340 98:1158 99:736 100:95 101:1313 102:3005 103:31868 104:4589 105:901 106:884 107:2563 108:1094 109:4276 110:2101 111:3139 112:2063 113:1761 114:1651 115:2071 116:1904 117:2572 118:2624 119:1982 120:1795 121:1091 122:2619 123:2158 124:1570 125:2474 128:1474 129:1061 130:1038 131:2063 132:852 133:422 134:1799 135:351 136:895 137:1105 138:2705 139:1566 140:1256 141:1370 142:1477 143:1547 144:1038 145:343 146:1971 147:1593 148:2434 149:2192 150:891 151:1168 152:1871 153:566 154:4705 155:1391 156:1832 157:1318 158:1093 159:2266 160:2638 161:1566 162:3536 163:1573 164:1639 165:1920 166:1068 167:1728 168:4048 169:951 170:4834 171:889 172:3653 173:2980 174:1084 175:1213 176:3835 177:5462 178:3637 179:2494 180:2444 181:3530 182:3401 183:2005 184:2325 185:20667 186:5097 187:4435 188:4238 189:4032 190:9325 191:1777 192:10950 193:8979 194:7409 195:5244 196:3213 197:2443 198:5971 199:6128 200:8174 201:6016 202:10521 203:10319 204:4587 205:3709 206:4370 207:3463 208:4159 209:4960 210:4297 211:2457 212:4301 213:3652 214:1084 215:59 216:6719 217:2864 218:1295 219:414 220:1999 221:967 222:684 223:2162 End of report