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 16 Apr, 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: 910716 Prefixes after maximum aggregation (per Origin AS): 337620 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 429857 Number of IPv4 prefixes with a valid ROA: 658675 Number of IPv4 prefixes with an invalid ROA: 5609 Number of IPv4 prefixes with no ROA: 1157147 Total ASes present in the Internet Routing Table: 73021 Prefixes per ASN: 12.47 Origin-only ASes present in the Internet Routing Table: 62902 Origin ASes announcing only one prefix: 25251 Transit ASes present in the Internet Routing Table: 10119 Transit-only ASes present in the Internet Routing Table: 355 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 65 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 913 Number of instances of unregistered ASNs: 916 Number of 32-bit ASNs allocated by the RIRs: 39122 Number of 32-bit ASNs visible in the Routing Table: 32503 Prefixes from 32-bit ASNs in the Routing Table: 159323 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 63 Prefixes being announced from unallocated address space: 576 Number of addresses announced to Internet: 3067830470 Equivalent to 182 /8s, 219 /16s and 96 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 313213 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232651 Total APNIC prefixes after maximum aggregation: 66231 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 227745 Unique aggregates announced from the APNIC address blocks: 94554 APNIC Region origin ASes present in the Internet Routing Table: 12525 APNIC Prefixes per ASN: 18.18 APNIC Region origin ASes announcing only one prefix: 3544 APNIC Region transit ASes present in the Internet Routing Table: 1705 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7753 Number of APNIC addresses announced to Internet: 773636480 Equivalent to 46 /8s, 28 /16s and 193 /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: 263116 Total ARIN prefixes after maximum aggregation: 120002 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 262915 Unique aggregates announced from the ARIN address blocks: 124186 ARIN Region origin ASes present in the Internet Routing Table: 19017 ARIN Prefixes per ASN: 13.83 ARIN Region origin ASes announcing only one prefix: 6896 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4455 Number of ARIN addresses announced to Internet: 1295456838 Equivalent to 77 /8s, 55 /16s and 26 /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: 260719 Total RIPE prefixes after maximum aggregation: 117684 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258047 Unique aggregates announced from the RIPE address blocks: 150572 RIPE Region origin ASes present in the Internet Routing Table: 28152 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12007 RIPE Region transit ASes present in the Internet Routing Table: 3867 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10692 Number of RIPE addresses announced to Internet: 714281856 Equivalent to 42 /8s, 147 /16s and 19 /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: 124810 Total LACNIC prefixes after maximum aggregation: 27552 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124623 Unique aggregates announced from the LACNIC address blocks: 48302 LACNIC Region origin ASes present in the Internet Routing Table: 10959 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2267 LACNIC Region transit ASes present in the Internet Routing Table: 2190 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8648 Number of LACNIC addresses announced to Internet: 176185600 Equivalent to 10 /8s, 128 /16s and 97 /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: 28507 Total AfriNIC prefixes after maximum aggregation: 5456 AfriNIC Deaggregation factor: 5.22 Prefixes being announced from the AfriNIC address blocks: 36804 Unique aggregates announced from the AfriNIC address blocks: 11754 AfriNIC Region origin ASes present in the Internet Routing Table: 1619 AfriNIC Prefixes per ASN: 22.73 AfriNIC Region origin ASes announcing only one prefix: 537 AfriNIC Region transit ASes present in the Internet Routing Table: 318 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 955 Number of AfriNIC addresses announced to Internet: 107424000 Equivalent to 6 /8s, 103 /16s and 41 /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 9218 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5910 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3607 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3510 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3499 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2395 491 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2255 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2165 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2116 429 197 TATACOMM-AS TATA Communications formerl 24560 2044 855 372 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 6214 10270 2700 AMAZON-02, US 11492 4473 297 692 CABLEONE, US 22773 3944 3099 370 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3617 1854 2553 AKAMAI-AS, US 6327 3431 1318 62 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2613 373 131 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2523 4962 424 CENTURYLINK-US-LEGACY-QWEST, US 20115 2257 3042 495 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 6823 1730 149 UNI2-AS, ES 9121 6627 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3951 3361 222 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 12389 2924 2273 906 ROSTELECOM-AS, RU 6849 2864 355 21 UKRTELNET, UA 9009 2464 245 1275 M247, GB 34984 2235 357 632 TELLCOM-AS, TR 47331 2175 343 1665 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 10553 3392 560 Uninet S.A. de C.V., MX 10620 3466 518 753 Telmex Colombia S.A., CO 11830 2430 369 63 Instituto Costarricense de Electricidad 13999 1736 294 473 Mega Cable, S.A. de C.V., MX 6503 1452 354 523 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1084 369 21 Telefonica del Peru S.A.A., PE 11664 1006 190 446 Techtel LMDS Comunicaciones Interactiva 11172 960 133 63 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 1634 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 903 65 59 ORANGE-COTE-IVOIRE, CI 36935 771 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 520 51 35 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 424 232 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 10553 3392 560 Uninet S.A. de C.V., MX 9808 9218 8883 41 CHINAMOBILE-CN China Mobile Communicati 12479 6823 1730 149 UNI2-AS, ES 9121 6627 1692 17 TTNET, TR 16509 6214 10270 2700 AMAZON-02, US 7545 5910 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4473 297 692 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3951 3361 222 AKAMAI-ASN1, NL 22773 3944 3099 370 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 9218 9177 CHINAMOBILE-CN China Mobile Communications Grou 12479 6823 6674 UNI2-AS, ES 9121 6627 6610 TTNET, TR 7545 5910 5211 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4473 3781 CABLEONE, US 20940 3951 3729 AKAMAI-ASN1, NL 7552 3607 3588 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 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 32306 UNALLOCATED 8.46.80.0/24 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 100.78.192.0/23 139072 WEWORK-AS-AP Wework Singapore Pte. Ltd., JP 100.79.192.0/18 139072 WEWORK-AS-AP Wework Singapore Pte. Ltd., JP Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /9:13 /10:39 /11:100 /12:304 /13:588 /14:1204 /15:2107 /16:13556 /17:8272 /18:13979 /19:25178 /20:43200 /21:52675 /22:109199 /23:99339 /24:540056 /25:135 /26:116 /27:154 /28:59 /29:94 /30:20 /31:5 /32:308 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5804 6627 TTNET, TR 12479 5801 6823 UNI2-AS, ES 8151 4210 10553 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3379 4473 CABLEONE, US 6327 3243 3431 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2937 3944 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2716 2864 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1934 2:1037 3:154 4:9 5:3909 6:103 7:5 8:1553 9:1 10:1 11:172 12:1709 13:294 14:2380 15:192 16:45 17:381 18:157 20:198 21:4 22:188 23:5627 24:2396 25:4 27:2658 29:19 31:2449 32:97 34:1 35:73 36:1776 37:4469 38:2802 39:732 40:163 41:4030 42:1087 43:2207 44:292 45:17037 46:4184 47:342 49:1668 50:1943 51:101 52:1411 53:1 54:363 55:708 56:8 57:65 58:1748 59:1122 60:957 61:2288 62:2576 63:1976 64:5537 65:2322 66:4949 67:3013 68:1213 69:4167 70:1340 71:670 72:3119 74:2692 75:1398 76:589 77:2285 78:3975 79:3116 80:2009 81:1763 82:1491 83:1213 84:1372 85:3689 86:708 87:2062 88:2731 89:3341 90:526 91:7738 92:2008 93:2619 94:3555 95:4801 96:1297 97:349 98:992 99:739 100:80 101:1288 102:2176 103:29056 104:4390 105:488 106:859 107:2545 108:843 109:4241 110:2062 111:3260 112:2029 113:1487 114:1521 115:2084 116:1889 117:2537 118:2337 119:1868 120:1670 121:1035 122:2574 123:2148 124:1547 125:2075 128:1226 129:1216 130:990 131:2222 132:816 133:373 134:1929 135:296 136:889 137:1025 138:2726 139:1507 140:866 141:1407 142:1303 143:1538 144:1244 145:343 146:1808 147:1502 148:2229 149:1712 150:875 151:1083 152:1850 153:539 154:3597 155:1443 156:1867 157:1232 158:1036 159:2094 160:2513 161:1319 162:3484 163:1265 164:1659 165:1640 166:705 167:1727 168:4042 169:711 170:4838 171:831 172:3152 173:3114 174:1021 175:1168 176:3574 177:5797 178:3526 179:2447 180:2285 181:3004 182:3206 183:1951 184:2388 185:19625 186:4841 187:4240 188:3984 189:3571 190:9039 191:1742 192:11044 193:8647 194:7022 195:5022 196:3009 197:2495 198:6057 199:6069 200:7894 201:5900 202:10316 203:10234 204:4575 205:3390 206:3804 207:3423 208:4083 209:4724 210:4123 211:2363 212:4048 213:3452 214:1155 215:67 216:6488 217:2768 218:1269 219:405 220:1951 221:982 222:672 223:2130 End of report