IPv4 R&E Routing Table Report 18:35 GMT Sun 04 Sep, 2022 IPv4 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: 924314 Prefixes after maximum aggregation (per Origin AS): 342274 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438973 Number of IPv4 prefixes with a valid ROA: 365078 Number of IPv4 prefixes with an invalid ROA: 2816 Number of IPv4 prefixes with no ROA: 556420 Total ASes present in the Internet Routing Table: 73680 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 63114 Origin ASes announcing only one prefix: 25547 Transit ASes present in the Internet Routing Table: 10566 Transit-only ASes present in the Internet Routing Table: 400 Paths with bogon ASNs present in the IPv4 Routing Table: 128 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1128 Number of instances of unregistered ASNs: 1130 Number of 32-bit ASNs allocated by the RIRs: 40131 Number of 32-bit ASNs visible in the Routing Table: 33318 Prefixes from 32-bit ASNs in the Routing Table: 166139 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3068773888 Equivalent to 182 /8s, 233 /16s and 198 /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: 319135 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 234060 Total APNIC prefixes after maximum aggregation: 67065 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 229113 Unique aggregates announced from the APNIC address blocks: 96375 APNIC Region origin ASes present in the Internet Routing Table: 12886 APNIC Prefixes per ASN: 17.78 APNIC Region origin ASes announcing only one prefix: 3717 APNIC Region transit ASes present in the Internet Routing Table: 1775 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8158 Number of APNIC addresses announced to Internet: 772999168 Equivalent to 46 /8s, 19 /16s and 8 /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: 266697 Total ARIN prefixes after maximum aggregation: 121026 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 267255 Unique aggregates announced from the ARIN address blocks: 127944 ARIN Region origin ASes present in the Internet Routing Table: 19090 ARIN Prefixes per ASN: 14.00 ARIN Region origin ASes announcing only one prefix: 6937 ARIN Region transit ASes present in the Internet Routing Table: 1947 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4606 Number of ARIN addresses announced to Internet: 1293776128 Equivalent to 77 /8s, 29 /16s and 117 /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: 264145 Total RIPE prefixes after maximum aggregation: 119907 RIPE Deaggregation factor: 2.20 Prefixes being announced from the RIPE address blocks: 261094 Unique aggregates announced from the RIPE address blocks: 153354 RIPE Region origin ASes present in the Internet Routing Table: 28211 RIPE Prefixes per ASN: 9.26 RIPE Region origin ASes announcing only one prefix: 12021 RIPE Region transit ASes present in the Internet Routing Table: 4050 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10807 Number of RIPE addresses announced to Internet: 717335808 Equivalent to 42 /8s, 193 /16s and 173 /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: 125838 Total LACNIC prefixes after maximum aggregation: 27838 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 125500 Unique aggregates announced from the LACNIC address blocks: 48961 LACNIC Region origin ASes present in the Internet Routing Table: 10993 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2324 LACNIC Region transit ASes present in the Internet Routing Table: 2266 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8727 Number of LACNIC addresses announced to Internet: 176429056 Equivalent to 10 /8s, 132 /16s and 24 /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: 32446 Total AfriNIC prefixes after maximum aggregation: 5647 AfriNIC Deaggregation factor: 5.75 Prefixes being announced from the AfriNIC address blocks: 40829 Unique aggregates announced from the AfriNIC address blocks: 11889 AfriNIC Region origin ASes present in the Internet Routing Table: 1690 AfriNIC Prefixes per ASN: 24.16 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 323 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1020 Number of AfriNIC addresses announced to Internet: 107947008 Equivalent to 6 /8s, 111 /16s and 36 /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 9082 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5928 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3520 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2235 11123 595 KIXS-AS-KR Korea Telecom, KR 24560 2190 851 407 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2187 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2126 425 214 TATACOMM-AS TATA Communications formerl 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 6989 10426 2778 AMAZON-02, US 11492 4575 303 550 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3805 3050 350 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3492 1804 2517 AKAMAI-AS, US 6327 3455 1319 63 SHAW, CA 749 3034 50727 2292 DNIC-AS-00749, US 30036 2611 370 244 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2531 3387 365 GOOGLE-CLOUD-PLATFORM, US 209 2359 4935 404 CENTURYLINK-US-LEGACY-QWEST, 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 6891 1730 144 UNI2-AS, ES 9121 6585 1692 17 TTNET, TR 20940 4066 3361 202 AKAMAI-ASN1, NL 8551 3996 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3874 226 44 ALJAWWALSTC-AS, SA 12389 2913 2290 909 ROSTELECOM-AS, RU 6849 2791 355 21 UKRTELNET, UA 9009 2606 252 1348 M247, GB 34984 2264 359 632 TELLCOM-AS, TR 47331 2086 326 1580 TTNET, TR 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 10908 3393 557 Uninet S.A. de C.V., MX 10620 3495 515 789 Telmex Colombia S.A., CO 11830 2339 369 64 Instituto Costarricense de Electricidad 13999 1981 321 507 Mega Cable, S.A. de C.V., MX 28573 1360 2327 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1274 699 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1135 369 21 Telefonica del Peru S.A.A., PE 11664 1051 180 462 Techtel LMDS Comunicaciones Interactiva 26615 980 2466 43 TIM SA, BR 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 37457 1954 326 58 Telkom-Internet, ZA 24863 1601 393 21 LINKdotNET-AS, EG 24835 1520 521 31 RAYA-AS, EG 36992 1347 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 999 67 37 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 498 50 31 WANANCHI-, KE 37342 481 32 1 MOVITEL, MZ 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 10908 3393 557 Uninet S.A. de C.V., MX 9808 9082 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 6989 10426 2778 AMAZON-02, US 12479 6891 1730 144 UNI2-AS, ES 9121 6585 1692 17 TTNET, TR 7545 5928 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4575 303 550 CABLEONE, US 20940 4066 3361 202 AKAMAI-ASN1, NL 8551 3996 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3898 265 32 VIASAT-SP-BACKBONE, US 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 9082 9035 CHINAMOBILE-CN China Mobile Communications Grou 12479 6891 6747 UNI2-AS, ES 9121 6585 6568 TTNET, TR 7545 5928 5232 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6989 4211 AMAZON-02, US 11492 4575 4025 CABLEONE, US 8551 3996 3958 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3898 3866 VIASAT-SP-BACKBONE, US 20940 4066 3864 AKAMAI-ASN1, NL 39891 3874 3830 ALJAWWALSTC-AS, SA 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 174 COGENT-174, 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/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 /10:38 /11:101 /12:299 /13:591 /14:1213 /15:2125 /16:13591 /17:8400 /18:14137 /19:25185 /20:44097 /21:52893 /22:110123 /23:100322 /24:551170 /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 5878 6891 UNI2-AS, ES 9121 5744 6585 TTNET, TR 8151 4641 10908 Uninet S.A. de C.V., MX 11492 3492 4575 CABLEONE, US 8551 3455 3996 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3265 3455 SHAW, CA 39891 3185 3874 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2826 3805 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2643 2791 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1940 2:1042 3:162 4:7 5:4025 6:115 7:6 8:1591 9:1 11:172 12:1640 13:343 14:2362 15:250 16:46 17:360 18:214 20:248 21:4 22:188 23:5933 24:2484 25:6 27:2732 29:19 31:2435 32:95 34:7 35:89 36:1881 37:4538 38:3514 39:725 40:165 41:4433 42:1133 43:2247 44:291 45:17131 46:4218 47:329 49:1722 50:1955 51:113 52:1476 54:386 55:762 56:8 57:71 58:1787 59:1112 60:983 61:2334 62:2639 63:1936 64:5629 65:2324 66:4982 67:3021 68:1238 69:4187 70:1304 71:692 72:3092 74:2667 75:1416 76:581 77:2383 78:4020 79:3133 80:2082 81:1830 82:1496 83:1215 84:1388 85:3718 86:732 87:2013 88:2798 89:3488 90:558 91:7754 92:2065 93:2560 94:3587 95:4805 96:1307 97:353 98:1032 99:720 100:77 101:1300 102:2643 103:30015 104:4573 105:2064 106:888 107:2542 108:889 109:4329 110:2001 111:3288 112:2057 113:1518 114:1521 115:2137 116:1925 117:2488 118:2327 119:1832 120:1768 121:1035 122:2532 123:2123 124:1530 125:2101 128:1267 129:1092 130:1025 131:2227 132:830 133:377 134:1936 135:342 136:862 137:886 138:2771 139:1516 140:953 141:1468 142:1345 143:1492 144:1200 145:345 146:1862 147:1515 148:2228 149:1813 150:878 151:1084 152:1881 153:549 154:3820 155:1456 156:1765 157:1282 158:1038 159:2197 160:2617 161:1341 162:3535 163:1419 164:1674 165:1678 166:781 167:1767 168:4102 169:897 170:4881 171:847 172:3340 173:3148 174:1023 175:1172 176:3676 177:5852 178:3603 179:2573 180:2339 181:3346 182:3196 183:1917 184:2366 185:19829 186:4983 187:4449 188:4094 189:3776 190:9133 191:1757 192:11024 193:8709 194:7179 195:5151 196:3204 197:2892 198:6022 199:6062 200:7976 201:6042 202:10340 203:10244 204:4514 205:3451 206:3814 207:3446 208:4075 209:4759 210:4226 211:2310 212:4110 213:3503 214:1117 215:66 216:6430 217:2733 218:1270 219:410 220:2013 221:948 222:660 223:1979 End of report