IPv4 R&E Routing Table Report 20:15 GMT Wed 10 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: 188058 Prefixes after maximum aggregation (per Origin AS): 85359 Deaggregation factor: 2.20 Unique aggregates announced (without unneeded subnets): 105298 Number of IPv4 prefixes with a valid ROA: 74436 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 113601 Total ASes present in the Internet Routing Table: 16205 Prefixes per ASN: 11.60 Origin-only ASes present in the Internet Routing Table: 13960 Origin ASes announcing only one prefix: 6460 Transit ASes present in the Internet Routing Table: 2245 Transit-only ASes present in the Internet Routing Table: 630 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: 215 Number of instances of unregistered ASNs: 216 Number of 32-bit ASNs allocated by the RIRs: 44970 Number of 32-bit ASNs visible in the Routing Table: 5893 Prefixes from 32-bit ASNs in the Routing Table: 19775 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: 95 Number of addresses announced to Internet: 1133062557 Equivalent to 67 /8s, 137 /16s and 41 /24s Percentage of available address space announced: 30.6 Percentage of allocated address space announced: 30.6 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: 53243 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30289 Total APNIC prefixes after maximum aggregation: 7177 APNIC Deaggregation factor: 4.22 Prefixes being announced from the APNIC address blocks: 29831 Unique aggregates announced from the APNIC address blocks: 8214 APNIC Region origin ASes present in the Internet Routing Table: 1163 APNIC Prefixes per ASN: 25.65 APNIC Region origin ASes announcing only one prefix: 468 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: 517 Number of APNIC addresses announced to Internet: 202150764 Equivalent to 12 /8s, 12 /16s and 147 /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: 87676 Total ARIN prefixes after maximum aggregation: 48350 ARIN Deaggregation factor: 1.81 Prefixes being announced from the ARIN address blocks: 86104 Unique aggregates announced from the ARIN address blocks: 53673 ARIN Region origin ASes present in the Internet Routing Table: 7326 ARIN Prefixes per ASN: 11.75 ARIN Region origin ASes announcing only one prefix: 3199 ARIN Region transit ASes present in the Internet Routing Table: 669 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: 1512 Number of ARIN addresses announced to Internet: 655440737 Equivalent to 39 /8s, 17 /16s and 59 /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: 34113 Total RIPE prefixes after maximum aggregation: 18427 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 35228 Unique aggregates announced from the RIPE address blocks: 25972 RIPE Region origin ASes present in the Internet Routing Table: 3698 RIPE Prefixes per ASN: 9.53 RIPE Region origin ASes announcing only one prefix: 1607 RIPE Region transit ASes present in the Internet Routing Table: 584 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1366 Number of RIPE addresses announced to Internet: 174211536 Equivalent to 10 /8s, 98 /16s and 65 /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: 30765 Total LACNIC prefixes after maximum aggregation: 9697 LACNIC Deaggregation factor: 3.17 Prefixes being announced from the LACNIC address blocks: 30516 Unique aggregates announced from the LACNIC address blocks: 14780 LACNIC Region origin ASes present in the Internet Routing Table: 3077 LACNIC Prefixes per ASN: 9.92 LACNIC Region origin ASes announcing only one prefix: 1104 LACNIC Region transit ASes present in the Internet Routing Table: 619 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: 2395 Number of LACNIC addresses announced to Internet: 73396480 Equivalent to 4 /8s, 95 /16s and 241 /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: 5000 Total AfriNIC prefixes after maximum aggregation: 1541 AfriNIC Deaggregation factor: 3.24 Prefixes being announced from the AfriNIC address blocks: 6284 Unique aggregates announced from the AfriNIC address blocks: 2570 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 29.78 AfriNIC Region origin ASes announcing only one prefix: 82 AfriNIC Region transit ASes present in the Internet Routing Table: 63 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: 103 Number of AfriNIC addresses announced to Internet: 27804416 Equivalent to 1 /8s, 168 /16s and 67 /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 9654 8745 72 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1506 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1466 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 668 10639 150 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 487 490 108 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 10093 11531 3685 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2611 3241 1233 DNIC-ASBLK-00306-00371, US 4155 1968 126 1292 USDA-1, US 209 1689 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1594 222 269 ATLANTICBB-JOHNSTOWN, US 5972 1300 384 583 DNIC-ASBLK-05800-06055, US 7979 1009 66 203 SERVERS-COM, US 14618 973 4179 727 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 1279 102 1038 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 702 60 25 Jordan Data Communications, JO 8452 578 1841 11 TE-AS TE-AS, EG 51167 550 105 240 CONTABO, DE 20978 420 196 13 TT_MOBIL Istanbul, TR 8764 394 123 75 TELIA-LIETUVA, LT 212238 392 29 345 CDNEXT, GB 13046 384 34 5 ASN-ISKON, HR 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 5304 1558 751 UNINET, MX 3816 1325 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6147 1092 369 22 Telefonica del Peru S.A.A., PE 11830 1088 324 6 Instituto Costarricense de Electricidad y 18881 778 1128 28 TELEFONICA BRASIL S.A, BR 10620 558 74 461 Telmex Colombia S.A., CO 26599 542 2891 72 TELEFONICA BRASIL S.A, BR 13999 531 73 230 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 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 801 389 16 LINKdotNET-AS, EG 29571 523 47 244 ORANGE-COTE-IVOIRE, CI 36914 448 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 10093 11531 3685 AMAZON-02, US 9808 9654 8745 72 CHINAMOBILE-CN China Mobile Communication 8151 5304 1558 751 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2611 3241 1233 DNIC-ASBLK-00306-00371, US 4155 1968 126 1292 USDA-1, US 209 1689 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1594 222 269 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 9654 9582 CHINAMOBILE-CN China Mobile Communications Grou 8151 5304 4553 UNINET, MX 56047 1506 1458 CMNET-HUNAN-AP China Mobile communications corp 56041 1466 1393 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1689 1380 CENTURYLINK-US-LEGACY-QWEST, US 367 2611 1378 DNIC-ASBLK-00306-00371, US 11776 1594 1325 ATLANTICBB-JOHNSTOWN, US 3816 1325 1128 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1088 1082 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 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 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 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 /11:29 /12:95 /13:131 /14:363 /15:708 /16:5973 /17:2475 /18:2618 /19:5491 /20:8443 /21:10964 /22:20348 /23:20245 /24:109930 /25:44 /26:48 /27:69 /28:19 /29:16 /30:10 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2740 5304 UNINET, MX 16509 2135 10093 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 954 1689 CENTURYLINK-US-LEGACY-QWEST, US 11830 925 1088 Instituto Costarricense de Electricidad y Telecom., CR 19901 775 922 BRSPD-PUBLIC, US 11776 741 1594 ATLANTICBB-JOHNSTOWN, US 6147 686 1092 Telefonica del Peru S.A.A., PE 8376 545 702 Jordan Data Communications, JO 7979 439 1009 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:12 2:193 3:364 5:531 6:135 7:5 8:628 11:171 12:655 13:302 14:98 15:282 16:183 17:6 18:743 20:34 21:4 22:188 23:1838 24:715 25:2 27:27 29:19 31:174 32:1 34:10 35:59 36:1195 37:364 38:806 39:530 40:27 41:768 42:13 43:179 44:33 45:2496 46:623 47:93 49:12 50:268 51:352 52:1357 54:276 55:916 57:21 58:6 59:33 60:17 61:57 62:341 63:495 64:1456 65:810 66:1153 67:823 68:178 69:787 70:138 71:191 72:466 74:700 75:377 76:186 77:267 78:325 79:166 80:246 81:229 82:235 83:111 84:199 85:361 86:158 87:168 88:176 89:537 90:99 91:681 92:468 93:309 94:503 95:196 96:359 97:34 98:139 99:154 100:10 101:17 102:223 103:1161 104:694 105:76 106:3 107:174 108:309 109:280 110:28 111:1810 112:446 113:47 114:35 115:15 116:33 117:963 118:73 119:106 120:1089 121:36 122:80 123:21 124:56 125:14 128:355 129:275 130:512 131:782 132:537 133:196 134:339 135:86 136:386 137:426 138:783 139:385 140:592 141:330 142:719 143:589 144:330 145:68 146:466 147:403 148:588 149:467 150:293 151:545 152:581 153:117 154:513 155:628 156:443 157:288 158:301 159:666 160:852 161:463 162:704 163:274 164:657 165:395 166:116 167:410 168:977 169:138 170:1196 171:63 172:934 173:789 174:166 175:40 176:301 177:830 178:412 179:512 180:57 181:942 182:21 183:827 184:313 185:2389 186:769 187:759 188:539 189:1116 190:2688 191:235 192:3820 193:1482 194:1037 195:641 196:420 197:706 198:2024 199:3777 200:2486 201:2486 202:1070 203:627 204:1698 205:1708 206:1152 207:1100 208:907 209:1339 210:340 211:438 212:708 213:613 214:1022 215:42 216:1715 217:318 218:525 219:26 220:29 221:302 222:20 223:638 End of report