IPv4 R&E Routing Table Report 20:15 GMT Sun 14 Jul, 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: 185592 Prefixes after maximum aggregation (per Origin AS): 83585 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 103558 Number of IPv4 prefixes with a valid ROA: 72908 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 112663 Total ASes present in the Internet Routing Table: 15879 Prefixes per ASN: 11.69 Origin-only ASes present in the Internet Routing Table: 13667 Origin ASes announcing only one prefix: 6282 Transit ASes present in the Internet Routing Table: 2212 Transit-only ASes present in the Internet Routing Table: 623 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 217 Number of instances of unregistered ASNs: 218 Number of 32-bit ASNs allocated by the RIRs: 44976 Number of 32-bit ASNs visible in the Routing Table: 5801 Prefixes from 32-bit ASNs in the Routing Table: 19662 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: 96 Number of addresses announced to Internet: 1122058653 Equivalent to 66 /8s, 225 /16s and 65 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 51558 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30372 Total APNIC prefixes after maximum aggregation: 7220 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29879 Unique aggregates announced from the APNIC address blocks: 8219 APNIC Region origin ASes present in the Internet Routing Table: 1175 APNIC Prefixes per ASN: 25.43 APNIC Region origin ASes announcing only one prefix: 481 APNIC Region transit ASes present in the Internet Routing Table: 198 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 518 Number of APNIC addresses announced to Internet: 202184812 Equivalent to 12 /8s, 13 /16s and 24 /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: 87595 Total ARIN prefixes after maximum aggregation: 48191 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86193 Unique aggregates announced from the ARIN address blocks: 53796 ARIN Region origin ASes present in the Internet Routing Table: 7309 ARIN Prefixes per ASN: 11.79 ARIN Region origin ASes announcing only one prefix: 3175 ARIN Region transit ASes present in the Internet Routing Table: 666 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: 1505 Number of ARIN addresses announced to Internet: 655173217 Equivalent to 39 /8s, 13 /16s and 38 /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: 31164 Total RIPE prefixes after maximum aggregation: 16855 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 32198 Unique aggregates announced from the RIPE address blocks: 24138 RIPE Region origin ASes present in the Internet Routing Table: 3325 RIPE Prefixes per ASN: 9.68 RIPE Region origin ASes announcing only one prefix: 1436 RIPE Region transit ASes present in the Internet Routing Table: 535 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1230 Number of RIPE addresses announced to Internet: 163300816 Equivalent to 9 /8s, 187 /16s and 197 /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: 31235 Total LACNIC prefixes after maximum aggregation: 9595 LACNIC Deaggregation factor: 3.26 Prefixes being announced from the LACNIC address blocks: 30950 Unique aggregates announced from the LACNIC address blocks: 14735 LACNIC Region origin ASes present in the Internet Routing Table: 3139 LACNIC Prefixes per ASN: 9.86 LACNIC Region origin ASes announcing only one prefix: 1112 LACNIC Region transit ASes present in the Internet Routing Table: 636 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2446 Number of LACNIC addresses announced to Internet: 73622016 Equivalent to 4 /8s, 99 /16s and 98 /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: 5009 Total AfriNIC prefixes after maximum aggregation: 1556 AfriNIC Deaggregation factor: 3.22 Prefixes being announced from the AfriNIC address blocks: 6276 Unique aggregates announced from the AfriNIC address blocks: 2580 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 30.17 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 64 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 102 Number of AfriNIC addresses announced to Internet: 27719680 Equivalent to 1 /8s, 166 /16s and 248 /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 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1467 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 662 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 488 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 482 767 109 ALIBABA-CN-NET Alibaba US Technology Co., 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 10120 11539 3626 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2613 3222 1215 DNIC-ASBLK-00306-00371, US 4155 1972 127 1293 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1300 384 583 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 975 4179 728 AMAZON-AES, 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 1274 102 1034 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 702 60 24 Jordan Data Communications, JO 8452 578 1841 11 TE-AS TE-AS, EG 51167 550 105 240 CONTABO, DE 212238 453 33 402 CDNEXT, GB 35819 433 416 44 MOBILY-AS Etihad Etisalat Company Mobily, 20978 420 196 13 TT_MOBIL Istanbul, TR 57878 382 31 188 PRAGER-IT, AT 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 5712 1641 758 UNINET, MX 3816 1323 777 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1079 369 22 Telefonica del Peru S.A.A., PE 18881 778 1128 28 TELEFONICA BRASIL S.A, BR 26599 542 2891 72 TELEFONICA BRASIL S.A, BR 13999 530 73 228 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 315 41 261 Telmex Colombia S.A., CO 27843 231 20 33 WIN EMPRESAS S.A.C., PE 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 849 389 16 LINKdotNET-AS, EG 29571 527 48 245 ORANGE-COTE-IVOIRE, CI 36914 438 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 24835 151 152 89 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 130 8 31 Cobranet, NG 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 10120 11539 3626 AMAZON-02, US 9808 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5712 1641 758 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2613 3222 1215 DNIC-ASBLK-00306-00371, US 4155 1972 127 1293 USDA-1, US 209 1692 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 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 9663 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 5712 4954 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2613 1398 DNIC-ASBLK-00306-00371, US 56041 1467 1394 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1692 1383 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1323 1128 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec 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 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 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 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.164.235.0/24 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 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM 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 /8:11 /9:6 /10:18 /11:30 /12:91 /13:129 /14:358 /15:698 /16:5930 /17:2442 /18:2562 /19:5438 /20:8380 /21:10954 /22:19597 /23:20055 /24:108686 /25:42 /26:47 /27:68 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2976 5712 UNINET, MX 16509 2131 10120 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 956 1692 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 783 930 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 673 1079 Telefonica del Peru S.A.A., PE 8376 546 702 Jordan Data Communications, JO 7979 439 1024 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:186 3:367 5:393 6:135 7:5 8:630 11:171 12:652 13:303 14:99 15:281 16:183 17:6 18:750 20:33 21:4 22:188 23:1797 24:712 25:2 27:27 29:19 31:161 32:1 34:10 35:59 36:1196 37:356 38:816 39:536 40:27 41:721 42:13 43:174 44:33 45:2547 46:601 47:99 49:12 50:266 51:356 52:1354 54:272 55:916 57:21 58:6 59:34 60:17 61:54 62:320 63:496 64:1485 65:810 66:1158 67:830 68:177 69:815 70:138 71:194 72:466 74:697 75:381 76:188 77:236 78:314 79:157 80:210 81:181 82:214 83:107 84:189 85:341 86:163 87:157 88:173 89:513 90:97 91:591 92:423 93:299 94:477 95:164 96:364 97:34 98:139 99:153 100:11 101:16 102:221 103:1152 104:701 105:76 106:3 107:180 108:309 109:250 110:27 111:1809 112:447 113:46 114:35 115:15 116:34 117:963 118:76 119:105 120:1091 121:36 122:80 123:21 124:56 125:20 128:356 129:277 130:509 131:789 132:553 133:196 134:340 135:88 136:386 137:423 138:786 139:389 140:592 141:330 142:719 143:607 144:338 145:67 146:468 147:403 148:594 149:465 150:291 151:521 152:578 153:117 154:537 155:629 156:448 157:288 158:321 159:652 160:852 161:460 162:689 163:275 164:658 165:396 166:138 167:410 168:977 169:138 170:1216 171:63 172:937 173:787 174:173 175:44 176:257 177:839 178:267 179:524 180:57 181:874 182:21 183:828 184:312 185:2222 186:766 187:913 188:514 189:1135 190:2646 191:267 192:3825 193:1277 194:866 195:570 196:416 197:701 198:2010 199:3782 200:2495 201:2485 202:1078 203:646 204:1704 205:1688 206:1160 207:1126 208:907 209:1356 210:338 211:439 212:693 213:579 214:1012 215:42 216:1721 217:270 218:525 219:29 220:29 221:302 222:20 223:638 End of report