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 21 May, 2022 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: 912409 Prefixes after maximum aggregation (per Origin AS): 338794 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 432927 Number of IPv4 prefixes with a valid ROA: 679994 Number of IPv4 prefixes with an invalid ROA: 5408 Number of IPv4 prefixes with no ROA: 1139415 Total ASes present in the Internet Routing Table: 73213 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 63077 Origin ASes announcing only one prefix: 25336 Transit ASes present in the Internet Routing Table: 10136 Transit-only ASes present in the Internet Routing Table: 357 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 66 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 905 Number of instances of unregistered ASNs: 909 Number of 32-bit ASNs allocated by the RIRs: 39445 Number of 32-bit ASNs visible in the Routing Table: 32731 Prefixes from 32-bit ASNs in the Routing Table: 160745 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 57 Prefixes being announced from unallocated address space: 600 Number of addresses announced to Internet: 3065471366 Equivalent to 182 /8s, 183 /16s and 97 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 314007 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232394 Total APNIC prefixes after maximum aggregation: 66571 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 227892 Unique aggregates announced from the APNIC address blocks: 94952 APNIC Region origin ASes present in the Internet Routing Table: 12641 APNIC Prefixes per ASN: 18.03 APNIC Region origin ASes announcing only one prefix: 3594 APNIC Region transit ASes present in the Internet Routing Table: 1746 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7866 Number of APNIC addresses announced to Internet: 773790016 Equivalent to 46 /8s, 31 /16s and 25 /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, 131072-151865 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: 264037 Total ARIN prefixes after maximum aggregation: 120394 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263726 Unique aggregates announced from the ARIN address blocks: 126029 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 13.84 ARIN Region origin ASes announcing only one prefix: 6916 ARIN Region transit ASes present in the Internet Routing Table: 1890 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4503 Number of ARIN addresses announced to Internet: 1292504134 Equivalent to 77 /8s, 10 /16s and 12 /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: 261573 Total RIPE prefixes after maximum aggregation: 118117 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 258821 Unique aggregates announced from the RIPE address blocks: 151094 RIPE Region origin ASes present in the Internet Routing Table: 28183 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 3866 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10730 Number of RIPE addresses announced to Internet: 714153088 Equivalent to 42 /8s, 145 /16s and 28 /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: 124697 Total LACNIC prefixes after maximum aggregation: 27555 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124404 Unique aggregates announced from the LACNIC address blocks: 48599 LACNIC Region origin ASes present in the Internet Routing Table: 10964 LACNIC Prefixes per ASN: 11.35 LACNIC Region origin ASes announcing only one prefix: 2296 LACNIC Region transit ASes present in the Internet Routing Table: 2190 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 66 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8671 Number of LACNIC addresses announced to Internet: 176467968 Equivalent to 10 /8s, 132 /16s and 176 /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: 28803 Total AfriNIC prefixes after maximum aggregation: 5479 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 36960 Unique aggregates announced from the AfriNIC address blocks: 11748 AfriNIC Region origin ASes present in the Internet Routing Table: 1631 AfriNIC Prefixes per ASN: 22.66 AfriNIC Region origin ASes announcing only one prefix: 535 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 35 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 961 Number of AfriNIC addresses announced to Internet: 107746560 Equivalent to 6 /8s, 108 /16s and 21 /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 9153 8882 38 CHINAMOBILE-CN China Mobile Communicati 7545 5898 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3591 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3511 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2410 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2120 438 204 TATACOMM-AS TATA Communications formerl 24560 2046 853 380 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6460 10356 2777 AMAZON-02, US 11492 4516 299 649 CABLEONE, US 22773 3947 3074 361 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3548 1828 2536 AKAMAI-AS, US 6327 3438 1318 62 SHAW, CA 749 2881 50795 2138 DNIC-AS-00749, US 30036 2631 374 141 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2463 4960 419 CENTURYLINK-US-LEGACY-QWEST, US 20115 2248 3050 492 CHARTER-20115, 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 6801 1730 150 UNI2-AS, ES 9121 6610 1692 17 TTNET, TR 20940 4008 3361 222 AKAMAI-ASN1, NL 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2960 355 21 UKRTELNET, UA 12389 2921 2273 907 ROSTELECOM-AS, RU 9009 2488 249 1293 M247, GB 34984 2242 357 627 TELLCOM-AS, TR 47331 2171 343 1664 TTNET, TR 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 10641 3396 561 Uninet S.A. de C.V., MX 10620 3472 518 743 Telmex Colombia S.A., CO 11830 2437 369 63 Instituto Costarricense de Electricidad 13999 1827 300 469 Mega Cable, S.A. de C.V., MX 6503 1447 355 527 Axtel, S.A.B. de C.V., MX 28573 1370 2333 255 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1025 192 444 Techtel LMDS Comunicaciones Interactiva 11172 956 133 61 Alestra, S. de R.L. 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 24863 1646 393 21 LINKdotNET-AS, EG 24835 1466 497 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 946 65 63 ORANGE-COTE-IVOIRE, CI 36935 675 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 516 51 36 WANANCHI-, KE 37342 464 32 1 MOVITEL, MZ 23889 423 232 16 MauritiusTelecom, MU 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 10641 3396 561 Uninet S.A. de C.V., MX 9808 9153 8882 38 CHINAMOBILE-CN China Mobile Communicati 12479 6801 1730 150 UNI2-AS, ES 9121 6610 1692 17 TTNET, TR 16509 6460 10356 2777 AMAZON-02, US 7545 5898 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4516 299 649 CABLEONE, US 20940 4008 3361 222 AKAMAI-ASN1, NL 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3947 3074 361 ASN-CXA-ALL-CCI-22773-RDC, US 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 9153 9115 CHINAMOBILE-CN China Mobile Communications Grou 12479 6801 6651 UNI2-AS, ES 9121 6610 6593 TTNET, TR 7545 5898 5203 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4516 3867 CABLEONE, US 20940 4008 3786 AKAMAI-ASN1, NL 39891 3819 3785 ALJAWWALSTC-AS, SA 16509 6460 3683 AMAZON-02, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 17033 UNALLOCATED 8.48.225.0/24 3356 LEVEL3, 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 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, BR 100.72.208.0/20 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com 100.88.0.0/17 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com 100.88.128.0/17 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.129.40.0/24 Origin: 6461 ZAYO-6461, US 23.129.40.0/24 Transit: 6939 HURRICANE, US 23.129.56.0/24 Origin: 6461 ZAYO-6461, US 23.129.56.0/24 Transit: 6939 HURRICANE, US 23.129.136.0/24 Origin: 6461 ZAYO-6461, US 23.129.136.0/24 Transit: 6939 HURRICANE, US 23.131.8.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.8.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 23.131.88.0/24 Origin: 3257 GTT-BACKBONE GTT, US 23.131.88.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /9:13 /10:40 /11:100 /12:304 /13:588 /14:1205 /15:2108 /16:13558 /17:8317 /18:14081 /19:25221 /20:43480 /21:52564 /22:109187 /23:99402 /24:541359 /25:135 /26:106 /27:154 /28:57 /29:80 /30:21 /31:5 /32:308 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5788 6610 TTNET, TR 12479 5777 6801 UNI2-AS, ES 8151 4358 10641 Uninet S.A. de C.V., MX 8551 3465 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3419 4516 CABLEONE, US 6327 3250 3438 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2941 3947 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2805 2960 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1916 2:1023 3:154 4:8 5:3945 6:104 7:5 8:1555 9:1 10:1 11:172 12:1706 13:304 14:2374 15:201 16:41 17:384 18:161 20:216 21:4 22:188 23:5691 24:2376 25:6 27:2659 29:19 31:2456 32:96 34:4 35:78 36:1778 37:4474 38:2903 39:705 40:162 41:4100 42:1094 43:2201 44:293 45:17041 46:4197 47:323 49:1696 50:2167 51:109 52:1437 54:369 55:745 56:8 57:68 58:1758 59:1134 60:948 61:2279 62:2606 63:1962 64:5560 65:2356 66:4956 67:3015 68:1223 69:4183 70:1333 71:697 72:3125 74:2676 75:1402 76:579 77:2280 78:3983 79:3120 80:2016 81:1757 82:1501 83:1217 84:1368 85:3697 86:708 87:2072 88:2753 89:3334 90:532 91:7718 92:2028 93:2609 94:3549 95:4786 96:1307 97:350 98:998 99:737 100:82 101:1274 102:2219 103:29263 104:4412 105:485 106:872 107:2525 108:848 109:4285 110:2021 111:3246 112:2030 113:1515 114:1517 115:2098 116:1890 117:2512 118:2340 119:1840 120:1668 121:1044 122:2587 123:2136 124:1542 125:2087 128:1243 129:1103 130:998 131:2236 132:817 133:378 134:1900 135:298 136:886 137:1014 138:2708 139:1512 140:867 141:1411 142:1295 143:1507 144:1204 145:347 146:1815 147:1502 148:2233 149:1728 150:864 151:1080 152:1855 153:540 154:3503 155:1423 156:1853 157:1236 158:1050 159:2181 160:2569 161:1279 162:3489 163:1286 164:1679 165:1642 166:720 167:1722 168:4049 169:846 170:4852 171:832 172:3190 173:3166 174:1023 175:1161 176:3645 177:5761 178:3578 179:2475 180:2286 181:3048 182:3217 183:1951 184:2376 185:19648 186:4745 187:4343 188:3991 189:3645 190:9000 191:1724 192:11023 193:8670 194:7045 195:5042 196:3024 197:2464 198:6009 199:6056 200:7835 201:5925 202:10304 203:10242 204:4552 205:3431 206:3796 207:3397 208:4042 209:4702 210:4179 211:2368 212:4092 213:3468 214:1151 215:67 216:6523 217:2768 218:1265 219:404 220:1942 221:981 222:672 223:2127 End of report