IPv4 R&E Routing Table Report 18:35 GMT Fri 14 Jan, 2022 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 872260 Prefixes after maximum aggregation (per Origin AS): 331241 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 425561 Number of IPv4 prefixes with a valid ROA: 590580 Number of IPv4 prefixes with an invalid ROA: 4796 Number of IPv4 prefixes with no ROA: 1149144 Total ASes present in the Internet Routing Table: 72534 Prefixes per ASN: 12.03 Origin-only ASes present in the Internet Routing Table: 62391 Origin ASes announcing only one prefix: 25628 Transit ASes present in the Internet Routing Table: 10143 Transit-only ASes present in the Internet Routing Table: 364 Average AS path length visible in the Internet Routing Table: 6.1 Max AS path length visible: 250 Max AS path prepend of ASN ( 21299) 245 Prefixes from unregistered ASNs in the Routing Table: 897 Number of instances of unregistered ASNs: 901 Number of 32-bit ASNs allocated by the RIRs: 38301 Number of 32-bit ASNs visible in the Routing Table: 31818 Prefixes from 32-bit ASNs in the Routing Table: 148316 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 571 Number of addresses announced to Internet: 3073608704 Equivalent to 183 /8s, 51 /16s and 140 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 293042 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 225557 Total APNIC prefixes after maximum aggregation: 64879 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 220436 Unique aggregates announced from the APNIC address blocks: 93508 APNIC Region origin ASes present in the Internet Routing Table: 12211 APNIC Prefixes per ASN: 18.05 APNIC Region origin ASes announcing only one prefix: 3478 APNIC Region transit ASes present in the Internet Routing Table: 1679 Average APNIC Region AS path length visible: 6.5 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7433 Number of APNIC addresses announced to Internet: 773760256 Equivalent to 46 /8s, 30 /16s and 165 /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: 257423 Total ARIN prefixes after maximum aggregation: 118414 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 257261 Unique aggregates announced from the ARIN address blocks: 122838 ARIN Region origin ASes present in the Internet Routing Table: 18920 ARIN Prefixes per ASN: 13.60 ARIN Region origin ASes announcing only one prefix: 6859 ARIN Region transit ASes present in the Internet Routing Table: 1902 Average ARIN Region AS path length visible: 5.9 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4286 Number of ARIN addresses announced to Internet: 1300437760 Equivalent to 77 /8s, 131 /16s and 27 /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: 245532 Total RIPE prefixes after maximum aggregation: 114808 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 241787 Unique aggregates announced from the RIPE address blocks: 148414 RIPE Region origin ASes present in the Internet Routing Table: 28164 RIPE Prefixes per ASN: 8.58 RIPE Region origin ASes announcing only one prefix: 12128 RIPE Region transit ASes present in the Internet Routing Table: 3911 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10598 Number of RIPE addresses announced to Internet: 713857280 Equivalent to 42 /8s, 140 /16s and 153 /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: 113526 Total LACNIC prefixes after maximum aggregation: 27095 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 114340 Unique aggregates announced from the LACNIC address blocks: 48497 LACNIC Region origin ASes present in the Internet Routing Table: 10905 LACNIC Prefixes per ASN: 10.49 LACNIC Region origin ASes announcing only one prefix: 2648 LACNIC Region transit ASes present in the Internet Routing Table: 2185 Average LACNIC Region AS path length visible: 6.7 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8584 Number of LACNIC addresses announced to Internet: 176654336 Equivalent to 10 /8s, 135 /16s and 136 /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: 29325 Total AfriNIC prefixes after maximum aggregation: 5369 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 37865 Unique aggregates announced from the AfriNIC address blocks: 11795 AfriNIC Region origin ASes present in the Internet Routing Table: 1582 AfriNIC Prefixes per ASN: 23.93 AfriNIC Region origin ASes announcing only one prefix: 515 AfriNIC Region transit ASes present in the Internet Routing Table: 311 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 64 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 917 Number of AfriNIC addresses announced to Internet: 108524800 Equivalent to 6 /8s, 119 /16s and 245 /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 8708 8913 41 CHINAMOBILE-CN China Mobile Communicati 7545 5841 787 679 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3611 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3491 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3425 1880 57 VNPT-AS-VN VNPT Corp, VN 4766 2263 11119 586 KIXS-AS-KR Korea Telecom, KR 9498 2228 474 231 BBIL-AP BHARTI Airtel Ltd., IN 45090 2163 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 200 TATACOMM-AS TATA Communications formerl 24560 2013 846 356 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 6085 10130 2618 AMAZON-02, US 11492 4597 304 768 CABLEONE, US 22773 4010 3011 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 16625 3677 1897 2567 AKAMAI-AS, US 6327 3347 1318 62 SHAW, CA 749 2889 50784 2145 DNIC-AS-00749, US 30036 2608 374 127 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2513 5042 431 CENTURYLINK-US-LEGACY-QWEST, US 20115 2247 3035 507 CHARTER-20115, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6829 1730 150 UNI2-AS, ES 20940 3883 3360 191 AKAMAI-ASN1, NL 8551 3776 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2924 2286 902 ROSTELECOM-AS, RU 9009 2476 252 1294 M247, GB 34984 2216 357 602 TELLCOM-AS, TR 58224 1777 925 589 TCI, IR 13188 1610 100 27 TRIOLAN, UA 61317 1545 210 889 ASDETUK www.heficed.com, GB Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10225 3465 572 Uninet S.A. de C.V., MX 10620 3442 519 715 Telmex Colombia S.A., CO 11830 2464 369 62 Instituto Costarricense de Electricidad 13999 1642 283 463 Mega Cable, S.A. de C.V., MX 6503 1441 355 525 Axtel, S.A.B. de C.V., MX 28573 1377 2326 253 CLARO S.A., BR 3816 1245 658 146 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1146 2350 138 TIM SA, BR 6147 1092 369 21 Telefonica del Peru S.A.A., PE 11664 994 191 443 Techtel LMDS Comunicaciones Interactiva Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1640 393 21 LINKdotNET-AS, EG 24835 1547 515 32 RAYA-AS, EG 36992 1299 1518 262 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 869 62 58 ORANGE-COTE-IVOIRE, CI 36935 734 521 39 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 521 50 33 WANANCHI-, KE 37342 466 32 1 MOVITEL, MZ 23889 430 232 16 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10225 3465 572 Uninet S.A. de C.V., MX 9808 8708 8913 41 CHINAMOBILE-CN China Mobile Communicati 12479 6829 1730 150 UNI2-AS, ES 16509 6085 10130 2618 AMAZON-02, US 7545 5841 787 679 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4597 304 768 CABLEONE, US 22773 4010 3011 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 20940 3883 3360 191 AKAMAI-ASN1, NL 8551 3776 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8708 8667 CHINAMOBILE-CN China Mobile Communications Grou 12479 6829 6679 UNI2-AS, ES 7545 5841 5162 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3951 3921 VIASAT-SP-BACKBONE, US 11492 4597 3829 CABLEONE, US 8551 3776 3737 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 3883 3692 AKAMAI-ASN1, NL 22773 4010 3644 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3611 3591 VIETEL-AS-AP Viettel Group, VN 16509 6085 3467 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, 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 32848 UNALLOCATED 8.28.72.0/24 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 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/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 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 174 COGENT-174, US 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 174 COGENT-174, US 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 Transit: 174 COGENT-174, US 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 174 COGENT-174, US Complete listing at https://bgp.nsrc.org/REN/RENU/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 /12:301 /13:591 /14:1208 /15:2074 /16:13565 /17:8299 /18:13826 /19:24917 /20:41712 /21:50491 /22:107388 /23:93553 /24:514166 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5777 6829 UNI2-AS, ES 8151 4197 10225 Uninet S.A. de C.V., MX 11492 3532 4597 CABLEONE, US 8551 3241 3776 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3159 3347 SHAW, CA 7155 3041 3951 VIASAT-SP-BACKBONE, US 22773 2999 4010 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2263 2608 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 1923 3442 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1785 2:998 3:153 4:9 5:3710 6:101 7:5 8:1542 9:1 11:172 12:1705 13:406 14:2354 15:145 16:38 17:373 18:129 20:169 21:4 22:188 23:5388 24:2374 25:4 27:2580 29:19 31:2409 32:104 34:1 35:50 36:1728 37:3929 38:2460 39:737 40:149 41:4310 42:949 43:2080 44:295 45:15980 46:3863 47:302 49:1623 50:1904 51:107 52:1346 54:293 55:733 56:8 57:57 58:1610 59:1046 60:949 61:2232 62:2435 63:1935 64:5355 65:2320 66:4927 67:2930 68:1183 69:4168 70:1346 71:677 72:3068 74:2627 75:1516 76:715 77:2178 78:1772 79:2883 80:1922 81:1525 82:1446 83:1196 84:1313 85:2850 86:710 87:1889 88:997 89:3146 90:498 91:7532 92:1893 93:2592 94:3265 95:3577 96:1313 97:344 98:991 99:863 100:75 101:1045 102:2047 103:27901 104:4114 105:467 106:840 107:2430 108:747 109:4168 110:2035 111:3129 112:1952 113:1438 114:1513 115:1923 116:1840 117:2499 118:2234 119:1832 120:1622 121:975 122:2487 123:2087 124:1555 125:2007 128:1363 129:1212 130:914 131:2090 132:759 133:365 134:1924 135:284 136:847 137:865 138:2472 139:1219 140:868 141:1334 142:1246 143:1430 144:1233 145:336 146:1750 147:1460 148:2213 149:1654 150:855 151:1080 152:1790 153:446 154:3733 155:1360 156:1850 157:1205 158:998 159:2002 160:2419 161:1260 162:3417 163:1187 164:1682 165:1551 166:616 167:1678 168:3680 169:707 170:4316 171:821 172:2955 173:3044 174:1014 175:1120 176:3462 177:4594 178:3023 179:2002 180:2278 181:2846 182:3171 183:1882 184:2417 185:19215 186:4256 187:3510 188:3760 189:3107 190:8862 191:1330 192:10990 193:8482 194:6951 195:4984 196:3010 197:2696 198:5970 199:5993 200:7468 201:5655 202:10165 203:10004 204:4523 205:3382 206:3812 207:3372 208:3998 209:4591 210:3995 211:2340 212:3898 213:3385 214:1160 215:64 216:6382 217:2698 218:1200 219:448 220:1956 221:981 222:687 223:2122 End of report