[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Dec 24 20:16:36 UTC 2023
IPv4 R&E Routing Table Report 20:15 GMT Sun 24 Dec, 2023
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: 257365
Prefixes after maximum aggregation (per Origin AS): 114173
Deaggregation factor: 2.25
Unique aggregates announced (without unneeded subnets): 139047
Number of IPv4 prefixes with a valid ROA: 98160
Number of IPv4 prefixes with an invalid ROA: 28
Number of IPv4 prefixes with no ROA: 159177
Total ASes present in the Internet Routing Table: 20680
Prefixes per ASN: 12.45
Origin-only ASes present in the Internet Routing Table: 18004
Origin ASes announcing only one prefix: 8018
Transit ASes present in the Internet Routing Table: 2676
Transit-only ASes present in the Internet Routing Table: 655
Paths with bogon ASNs present in the IPv4 Routing Table: 11
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 38
Max AS path prepend of ASN (272886) 31
Prefixes from unregistered ASNs in the Routing Table: 376
Number of instances of unregistered ASNs: 376
Number of 32-bit ASNs allocated by the RIRs: 43270
Number of 32-bit ASNs visible in the Routing Table: 7435
Prefixes from 32-bit ASNs in the Routing Table: 26580
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 126
Number of addresses announced to Internet: 1487731561
Equivalent to 88 /8s, 172 /16s and 251 /24s
Percentage of available address space announced: 40.2
Percentage of allocated address space announced: 40.2
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: 87553
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30721
Total APNIC prefixes after maximum aggregation: 7277
APNIC Deaggregation factor: 4.22
Prefixes being announced from the APNIC address blocks: 30369
Unique aggregates announced from the APNIC address blocks: 8437
APNIC Region origin ASes present in the Internet Routing Table: 1193
APNIC Prefixes per ASN: 25.46
APNIC Region origin ASes announcing only one prefix: 484
APNIC Region transit ASes present in the Internet Routing Table: 195
Average APNIC Region AS path length visible: 6.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 522
Number of APNIC addresses announced to Internet: 214780040
Equivalent to 12 /8s, 205 /16s and 72 /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: 118951
Total ARIN prefixes after maximum aggregation: 62563
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 118913
Unique aggregates announced from the ARIN address blocks: 69169
ARIN Region origin ASes present in the Internet Routing Table: 9607
ARIN Prefixes per ASN: 12.38
ARIN Region origin ASes announcing only one prefix: 3947
ARIN Region transit ASes present in the Internet Routing Table: 850
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: 2040
Number of ARIN addresses announced to Internet: 840325857
Equivalent to 50 /8s, 22 /16s and 90 /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: 56445
Total RIPE prefixes after maximum aggregation: 28408
RIPE Deaggregation factor: 1.99
Prefixes being announced from the RIPE address blocks: 55434
Unique aggregates announced from the RIPE address blocks: 37403
RIPE Region origin ASes present in the Internet Routing Table: 5215
RIPE Prefixes per ASN: 10.63
RIPE Region origin ASes announcing only one prefix: 2194
RIPE Region transit ASes present in the Internet Routing Table: 731
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1992
Number of RIPE addresses announced to Internet: 303281408
Equivalent to 18 /8s, 19 /16s and 181 /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: 42064
Total LACNIC prefixes after maximum aggregation: 13214
LACNIC Deaggregation factor: 3.18
Prefixes being announced from the LACNIC address blocks: 41376
Unique aggregates announced from the LACNIC address blocks: 19938
LACNIC Region origin ASes present in the Internet Routing Table: 3582
LACNIC Prefixes per ASN: 11.55
LACNIC Region origin ASes announcing only one prefix: 1287
LACNIC Region transit ASes present in the Internet Routing Table: 726
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 38
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2755
Number of LACNIC addresses announced to Internet: 88338176
Equivalent to 5 /8s, 67 /16s and 239 /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: 8808
Total AfriNIC prefixes after maximum aggregation: 2421
AfriNIC Deaggregation factor: 3.64
Prefixes being announced from the AfriNIC address blocks: 11147
Unique aggregates announced from the AfriNIC address blocks: 3976
AfriNIC Region origin ASes present in the Internet Routing Table: 273
AfriNIC Prefixes per ASN: 40.83
AfriNIC Region origin ASes announcing only one prefix: 106
AfriNIC Region transit ASes present in the Internet Routing Table: 64
Average AfriNIC Region AS path length visible: 6.0
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 126
Number of AfriNIC addresses announced to Internet: 40932096
Equivalent to 2 /8s, 112 /16s and 147 /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 9591 8737 46 CHINAMOBILE-CN China Mobile Communicati
56047 1510 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1432 842 106 CMNET-JIANGSU-AP China Mobile communica
56041 1431 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
24547 752 168 47 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
17676 738 10616 152 GIGAINFRA SoftBank Corp., JP
9394 610 4158 52 CTTNET China TieTong Telecommunications
2907 602 2162 466 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
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 9462 11200 3346 AMAZON-02, US
22773 3473 3038 292 ASN-CXA-ALL-CCI-22773-RDC, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2966 3857 1415 DNIC-ASBLK-00306-00371, US
7018 2519 23623 1567 ATT-INTERNET4, US
5650 1990 2758 1410 FRONTIER-FRTR, US
18566 1855 373 312 MEGAPATH5-, US
11776 1845 254 221 ATLANTICBB-JOHNSTOWN, US
6167 1742 3091 458 CELLCO-PART, US
209 1710 4899 327 CENTURYLINK-US-LEGACY-QWEST, 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
39891 4570 271 54 ALJAWWALSTC-AS, SA
20940 1526 136 1219 AKAMAI-ASN1, NL
25019 904 1035 152 SAUDINETSTC-AS, SA
3215 893 4823 300 France Telecom - Orange, FR
8452 818 1841 15 TE-AS TE-AS, EG
61317 801 55 714 ASDETUK www.heficed.com, US
34984 783 94 501 TELLCOM-AS, TR
8376 718 59 21 Jordan Data Communications, JO
8386 707 109 242 KOCNET, TR
15897 572 188 20 VODAFONETURKEY, TR
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 5820 1660 1007 UNINET, MX
10620 2214 313 1315 Telmex Colombia S.A., CO
11830 2007 369 64 Instituto Costarricense de Electricidad
3816 1306 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1086 369 22 Telefonica del Peru S.A.A., PE
26615 1049 2502 52 TIM SA, BR
18881 991 1120 28 TELEFONICA BRASIL S.A, BR
11664 923 151 401 Techtel LMDS Comunicaciones Interactiva
28006 616 75 279 CORPORACION NACIONAL DE TELECOMUNICACIO
26599 595 2965 47 TELEFONICA BRASIL S.A, BR
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 1167 388 22 LINKdotNET-AS, EG
24835 1017 457 25 RAYA-AS, EG
36935 670 520 41 Vodafone-, EG
36992 655 950 340 ETISALAT-MISR, EG
36914 516 82 3 KENET-AS, KE
15399 430 38 145 WANANCHI-, KE
36903 415 192 302 MT-MPLS, MA
29571 387 36 161 ORANGE-COTE-IVOIRE, CI
2018 380 319 71 TENET-1, ZA
37693 313 594 41 TUNISIANA, TN
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
9808 9591 8737 46 CHINAMOBILE-CN China Mobile Communicati
16509 9462 11200 3346 AMAZON-02, US
8151 5820 1660 1007 UNINET, MX
39891 4570 271 54 ALJAWWALSTC-AS, SA
22773 3473 3038 292 ASN-CXA-ALL-CCI-22773-RDC, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2966 3857 1415 DNIC-ASBLK-00306-00371, US
7018 2519 23623 1567 ATT-INTERNET4, US
10620 2214 313 1315 Telmex Colombia S.A., CO
11830 2007 369 64 Instituto Costarricense de Electricidad
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 9462 6116 AMAZON-02, US
8151 5820 4813 UNINET, MX
39891 4570 4516 ALJAWWALSTC-AS, SA
22773 3473 3181 ASN-CXA-ALL-CCI-22773-RDC, US
11830 2007 1943 Instituto Costarricense de Electricidad y Telec
11776 1845 1624 ATLANTICBB-JOHNSTOWN, US
367 2966 1551 DNIC-ASBLK-00306-00371, US
18566 1855 1543 MEGAPATH5-, US
56047 1510 1476 CMNET-HUNAN-AP China Mobile communications corp
209 1710 1383 CENTURYLINK-US-LEGACY-QWEST, 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
396451 UNALLOCATED 12.6.254.0/24 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
33684 UNALLOCATED 12.37.144.0/24 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
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
45.42.252.0/22 Origin: 16509 AMAZON-02, US
45.42.252.0/22 Transit: 24482 SGGS-AS-AP SG.GS, SG
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 /9:8 /10:29 /11:45 /12:129
/13:188 /14:499 /15:1001 /16:7436 /17:3480 /18:4018
/19:7894 /20:12258 /21:15427 /22:28577 /23:28952 /24:147133
/25:84 /26:61 /27:72 /28:18 /29:22 /30:15
/31:0 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3324 4570 ALJAWWALSTC-AS, SA
8151 3063 5820 UNINET, MX
22773 2531 3473 ASN-CXA-ALL-CCI-22773-RDC, US
16509 1945 9462 AMAZON-02, US
18566 1769 1855 MEGAPATH5-, US
11830 1705 2007 Instituto Costarricense de Electricidad y Telec
5650 1405 1990 FRONTIER-FRTR, US
10620 1337 2214 Telmex Colombia S.A., CO
7018 1097 2519 ATT-INTERNET4, US
209 965 1710 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:15 2:506 3:251 4:5 5:1356 6:150
7:5 8:727 11:171 12:1100 13:316 14:103
15:285 16:167 17:6 18:658 20:244 21:4
22:188 23:2403 24:786 25:2 27:25 29:19
31:457 32:37 34:2 35:56 36:1101 37:933
38:1345 39:505 40:62 41:983 42:20 43:214
44:42 45:3343 46:889 47:154 49:22 50:342
51:478 52:1387 54:339 55:886 56:5 57:23
58:7 59:33 60:18 61:70 62:598 63:890
64:2093 65:1154 66:2231 67:953 68:581 69:1195
70:483 71:266 72:697 74:1054 75:438 76:244
77:346 78:630 79:257 80:391 81:377 82:293
83:160 84:350 85:526 86:228 87:286 88:220
89:606 90:103 91:986 92:498 93:928 94:690
95:1230 96:280 97:69 98:548 99:163 100:45
101:28 102:314 103:1196 104:1406 105:64 106:42
107:1402 108:530 109:339 110:34 111:1742 112:472
113:61 114:35 115:17 116:46 117:953 118:64
119:152 120:1079 121:42 122:93 123:81 124:57
125:18 128:445 129:378 130:612 131:1045 132:553
133:267 134:435 135:122 136:422 137:590 138:859
139:533 140:575 141:280 142:799 143:634 144:380
145:90 146:607 147:429 148:693 149:707 150:293
151:611 152:538 153:146 154:636 155:764 156:603
157:326 158:433 159:669 160:663 161:638 162:968
163:421 164:652 165:565 166:576 167:618 168:1389
169:186 170:1495 171:99 172:1285 173:858 174:276
175:42 176:830 177:825 178:444 179:667 180:60
181:1649 182:16 183:875 184:502 185:3550 186:1885
187:871 188:821 189:1257 190:4379 191:342 192:4906
193:2032 194:1455 195:1151 196:963 197:755 198:2577
199:3424 200:3203 201:3200 202:1108 203:643 204:2230
205:1853 206:1632 207:1411 208:1420 209:1919 210:335
211:475 212:1060 213:880 214:1073 215:43 216:2518
217:572 218:524 219:24 220:28 221:292 222:33
223:617
End of report
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