IPv4 R&E Routing Table Report 20:15 GMT Sat 24 Aug, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 242848 Prefixes after maximum aggregation (per Origin AS): 110051 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 130715 Number of IPv4 prefixes with a valid ROA: 99130 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 143696 Total ASes present in the Internet Routing Table: 20513 Prefixes per ASN: 11.84 Origin-only ASes present in the Internet Routing Table: 17643 Origin ASes announcing only one prefix: 7947 Transit ASes present in the Internet Routing Table: 2870 Transit-only ASes present in the Internet Routing Table: 724 Paths with bogon ASNs present in the IPv4 Routing Table: 4 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 331 Number of instances of unregistered ASNs: 332 Number of 32-bit ASNs allocated by the RIRs: 45237 Number of 32-bit ASNs visible in the Routing Table: 7968 Prefixes from 32-bit ASNs in the Routing Table: 28251 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 145 Number of addresses announced to Internet: 1507726493 Equivalent to 89 /8s, 222 /16s and 20 /24s Percentage of available address space announced: 40.7 Percentage of allocated address space announced: 40.7 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: 74430 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31855 Total APNIC prefixes after maximum aggregation: 7964 APNIC Deaggregation factor: 4.00 Prefixes being announced from the APNIC address blocks: 31246 Unique aggregates announced from the APNIC address blocks: 9211 APNIC Region origin ASes present in the Internet Routing Table: 1275 APNIC Prefixes per ASN: 24.51 APNIC Region origin ASes announcing only one prefix: 509 APNIC Region transit ASes present in the Internet Routing Table: 222 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 581 Number of APNIC addresses announced to Internet: 202037356 Equivalent to 12 /8s, 10 /16s and 216 /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: 111421 Total ARIN prefixes after maximum aggregation: 59954 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110240 Unique aggregates announced from the ARIN address blocks: 61770 ARIN Region origin ASes present in the Internet Routing Table: 9030 ARIN Prefixes per ASN: 12.21 ARIN Region origin ASes announcing only one prefix: 3756 ARIN Region transit ASes present in the Internet Routing Table: 822 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1979 Number of ARIN addresses announced to Internet: 871435873 Equivalent to 51 /8s, 241 /16s and 14 /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, 393216-402332 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: 45788 Total RIPE prefixes after maximum aggregation: 25353 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 46537 Unique aggregates announced from the RIPE address blocks: 34425 RIPE Region origin ASes present in the Internet Routing Table: 4729 RIPE Prefixes per ASN: 9.84 RIPE Region origin ASes announcing only one prefix: 2059 RIPE Region transit ASes present in the Internet Routing Table: 709 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1861 Number of RIPE addresses announced to Internet: 299559888 Equivalent to 17 /8s, 218 /16s and 235 /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 196608-216475 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: 44020 Total LACNIC prefixes after maximum aggregation: 13654 LACNIC Deaggregation factor: 3.22 Prefixes being announced from the LACNIC address blocks: 43225 Unique aggregates announced from the LACNIC address blocks: 20407 LACNIC Region origin ASes present in the Internet Routing Table: 4310 LACNIC Prefixes per ASN: 10.03 LACNIC Region origin ASes announcing only one prefix: 1489 LACNIC Region transit ASes present in the Internet Routing Table: 900 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3391 Number of LACNIC addresses announced to Internet: 94772736 Equivalent to 5 /8s, 166 /16s and 30 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 9433 Total AfriNIC prefixes after maximum aggregation: 2890 AfriNIC Deaggregation factor: 3.26 Prefixes being announced from the AfriNIC address blocks: 11455 Unique aggregates announced from the AfriNIC address blocks: 4784 AfriNIC Region origin ASes present in the Internet Routing Table: 300 AfriNIC Prefixes per ASN: 38.18 AfriNIC Region origin ASes announcing only one prefix: 134 AfriNIC Region transit ASes present in the Internet Routing Table: 85 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 156 Number of AfriNIC addresses announced to Internet: 39842304 Equivalent to 2 /8s, 95 /16s and 242 /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 9714 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1549 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1513 192 49 CMNET-HUNAN-AP China Mobile communication 56041 1480 714 75 CMNET-ZHEJIANG-AP China Mobile communicat 24547 807 176 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 2907 595 2153 464 SINET-AS Research Organization of Informa 17676 588 10607 150 GIGAINFRA SoftBank Corp., JP 56040 480 490 110 CMNET-GUANGDONG-AP China Mobile communica 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10513 11775 3755 AMAZON-02, US 749 3253 54897 2505 DNIC-AS-00749, US 7018 2904 23671 1826 ATT-INTERNET4, US 367 2511 3080 1184 DNIC-ASBLK-00306-00371, US 4155 2074 133 1346 USDA-1, US 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1813 3377 435 CELLCO-PART, US 209 1689 4897 307 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1382 1047 108 ATT-MOBILITY-LLC-AS20057, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 20940 1251 100 1030 AKAMAI-ASN1, NL 3257 985 2084 781 GTT-BACKBONE GTT, US 3215 896 4814 290 France Telecom - Orange, FR 8452 832 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 717 59 29 Jordan Data Communications, JO 212238 564 41 494 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 547 8318 462 DTAG Internet service provider operations 61317 528 36 474 ASDETUK www.heficed.com, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5386 1565 725 UNINET, MX 11830 2008 369 64 Instituto Costarricense de Electricidad y 10620 1392 197 1024 Telmex Colombia S.A., CO 3816 1321 777 205 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1050 2503 53 TIM SA, BR 6147 1033 369 22 Telefonica del Peru S.A.A., PE 18881 877 1128 28 TELEFONICA BRASIL S.A, BR 28006 634 76 290 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 535 2892 68 TELEFONICA BRASIL S.A, BR 13999 522 72 227 Mega Cable, S.A. de C.V., MX Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1300 388 22 LINKdotNET-AS, EG 24835 952 416 142 RAYA-AS, EG 29571 880 64 306 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 681 125 176 Vodafone-, EG 36914 524 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 381 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 20011 273 35 197 INTERNET-SOLUTIONS, ZA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10513 11775 3755 AMAZON-02, US 9808 9714 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 5386 1565 725 UNINET, MX 749 3253 54897 2505 DNIC-AS-00749, US 7018 2904 23671 1826 ATT-INTERNET4, US 367 2511 3080 1184 DNIC-ASBLK-00306-00371, US 4155 2074 133 1346 USDA-1, US 11830 2008 369 64 Instituto Costarricense de Electricidad y 22773 1866 2028 636 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1813 3377 435 CELLCO-PART, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9714 9639 CHINAMOBILE-CN China Mobile Communications Grou 8151 5386 4661 UNINET, MX 11830 2008 1944 Instituto Costarricense de Electricidad y Telec 56047 1513 1464 CMNET-HUNAN-AP China Mobile communications corp 56041 1480 1405 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1382 CENTURYLINK-US-LEGACY-QWEST, US 6167 1813 1378 CELLCO-PART, US 56046 1549 1377 CMNET-JIANGSU-AP China Mobile communications co 367 2511 1327 DNIC-ASBLK-00306-00371, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:13 /9:10 /10:29 /11:41 /12:137 /13:195 /14:523 /15:1032 /16:7150 /17:3385 /18:3914 /19:7347 /20:11231 /21:14484 /22:26586 /23:26199 /24:140401 /25:37 /26:50 /27:34 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2784 5386 UNINET, MX 16509 2140 10513 AMAZON-02, US 11830 1705 2008 Instituto Costarricense de Electricidad y Telecom., CR 22773 1406 1866 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1326 2904 ATT-INTERNET4, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 889 1813 CELLCO-PART, US 10620 836 1392 Telmex Colombia S.A., CO 19901 816 966 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:41 2:295 3:435 4:5 5:735 6:147 7:5 8:697 11:171 12:1023 13:298 14:105 15:291 16:226 17:6 18:829 20:100 21:4 22:188 23:2054 24:640 25:2 27:45 29:19 31:339 32:26 34:10 35:71 36:1195 37:659 38:1452 39:541 40:53 41:1134 42:174 43:193 44:54 45:3687 46:842 47:96 49:45 50:338 51:372 52:1361 54:274 55:945 56:8 57:17 58:6 59:33 60:17 61:58 62:481 63:785 64:1713 65:1070 66:1443 67:879 68:514 69:1080 70:310 71:206 72:568 74:910 75:413 76:235 77:325 78:327 79:218 80:315 81:376 82:292 83:169 84:336 85:469 86:208 87:192 88:249 89:848 90:98 91:1000 92:584 93:433 94:621 95:261 96:213 97:57 98:386 99:158 100:12 101:21 102:378 103:1356 104:922 105:158 106:17 107:800 108:443 109:377 110:25 111:1844 112:449 113:42 114:45 115:22 116:47 117:962 118:174 119:133 120:1104 121:38 122:172 123:162 124:73 125:18 128:479 129:319 130:630 131:939 132:576 133:195 134:468 135:108 136:449 137:538 138:979 139:460 140:666 141:465 142:772 143:728 144:405 145:79 146:601 147:470 148:704 149:666 150:307 151:609 152:707 153:136 154:647 155:732 156:678 157:362 158:433 159:666 160:815 161:669 162:891 163:394 164:726 165:814 166:568 167:655 168:1315 169:173 170:1546 171:105 172:1049 173:765 174:150 175:49 176:372 177:1197 178:423 179:803 180:68 181:1525 182:47 183:832 184:318 185:3105 186:1753 187:1049 188:692 189:1289 190:4071 191:423 192:4751 193:1851 194:1358 195:947 196:854 197:931 198:2454 199:4444 200:3436 201:3101 202:1137 203:697 204:2088 205:1932 206:1573 207:1399 208:1184 209:1765 210:351 211:444 212:959 213:751 214:1021 215:42 216:2356 217:482 218:530 219:38 220:33 221:300 222:20 223:651 End of report