[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jan 1 20:17:12 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Wed 01 Jan, 2025
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: 257243
Prefixes after maximum aggregation (per Origin AS): 113599
Deaggregation factor: 2.26
Unique aggregates announced (without unneeded subnets): 135638
Number of IPv4 prefixes with a valid ROA: 112650
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 144574
Total ASes present in the Internet Routing Table: 20436
Prefixes per ASN: 12.59
Origin-only ASes present in the Internet Routing Table: 17541
Origin ASes announcing only one prefix: 7817
Transit ASes present in the Internet Routing Table: 2895
Transit-only ASes present in the Internet Routing Table: 757
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 38
Max AS path prepend of ASN ( 37447) 34
Prefixes from unregistered ASNs in the Routing Table: 322
Number of instances of unregistered ASNs: 323
Number of 32-bit ASNs allocated by the RIRs: 45997
Number of 32-bit ASNs visible in the Routing Table: 7899
Prefixes from 32-bit ASNs in the Routing Table: 29331
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: 147
Number of addresses announced to Internet: 1568872445
Equivalent to 93 /8s, 131 /16s and 23 /24s
Percentage of available address space announced: 42.4
Percentage of allocated address space announced: 42.4
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: 81473
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31604
Total APNIC prefixes after maximum aggregation: 7751
APNIC Deaggregation factor: 4.08
Prefixes being announced from the APNIC address blocks: 30560
Unique aggregates announced from the APNIC address blocks: 8312
APNIC Region origin ASes present in the Internet Routing Table: 1146
APNIC Prefixes per ASN: 26.67
APNIC Region origin ASes announcing only one prefix: 442
APNIC Region transit ASes present in the Internet Routing Table: 217
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 491
Number of APNIC addresses announced to Internet: 173357420
Equivalent to 10 /8s, 85 /16s and 57 /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: 118409
Total ARIN prefixes after maximum aggregation: 61292
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116693
Unique aggregates announced from the ARIN address blocks: 61434
ARIN Region origin ASes present in the Internet Routing Table: 9049
ARIN Prefixes per ASN: 12.90
ARIN Region origin ASes announcing only one prefix: 3765
ARIN Region transit ASes present in the Internet Routing Table: 843
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: 2036
Number of ARIN addresses announced to Internet: 951780481
Equivalent to 56 /8s, 187 /16s and 4 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 47975
Total RIPE prefixes after maximum aggregation: 26461
RIPE Deaggregation factor: 1.81
Prefixes being announced from the RIPE address blocks: 49357
Unique aggregates announced from the RIPE address blocks: 36458
RIPE Region origin ASes present in the Internet Routing Table: 4821
RIPE Prefixes per ASN: 10.24
RIPE Region origin ASes announcing only one prefix: 2054
RIPE Region transit ASes present in the Internet Routing Table: 716
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1895
Number of RIPE addresses announced to Internet: 305428944
Equivalent to 18 /8s, 52 /16s and 121 /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,
53/8, 57/8, 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: 48487
Total LACNIC prefixes after maximum aggregation: 14864
LACNIC Deaggregation factor: 3.26
Prefixes being announced from the LACNIC address blocks: 47277
Unique aggregates announced from the LACNIC address blocks: 22840
LACNIC Region origin ASes present in the Internet Routing Table: 4220
LACNIC Prefixes per ASN: 11.20
LACNIC Region origin ASes announcing only one prefix: 1425
LACNIC Region transit ASes present in the Internet Routing Table: 893
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3321
Number of LACNIC addresses announced to Internet: 98315328
Equivalent to 5 /8s, 220 /16s and 44 /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: 10446
Total AfriNIC prefixes after maximum aggregation: 3006
AfriNIC Deaggregation factor: 3.48
Prefixes being announced from the AfriNIC address blocks: 13209
Unique aggregates announced from the AfriNIC address blocks: 6473
AfriNIC Region origin ASes present in the Internet Routing Table: 308
AfriNIC Prefixes per ASN: 42.89
AfriNIC Region origin ASes announcing only one prefix: 131
AfriNIC Region transit ASes present in the Internet Routing Table: 82
Average AfriNIC Region AS path length visible: 6.5
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 156
Number of AfriNIC addresses announced to Internet: 39926784
Equivalent to 2 /8s, 97 /16s and 60 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 9914 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1567 804 184 CMNET-JIANGSU-AP China Mobile communicati
56041 1495 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1494 192 52 CMNET-HUNAN-AP China Mobile communication
24547 831 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 640 2202 465 SINET-AS Research Organization of Informa
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
56040 481 488 104 CMNET-GUANGDONG-AP China Mobile communica
24445 468 497 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 12476 37785 3192 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3224 23511 2052 ATT-INTERNET4, US
367 2508 3011 1190 DNIC-ASBLK-00306-00371, US
22773 2466 2081 707 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2292 163 1409 USDA-1, US
36352 1910 163 804 AS-COLOCROSSING, US
11776 1885 257 219 ATLANTICBB-JOHNSTOWN, US
6167 1747 3403 441 CELLCO-PART, US
209 1667 4895 293 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1235 97 1000 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 795 2073 696 GTT-BACKBONE GTT, US
8452 670 1842 17 TE-AS TE-AS, EG
25019 604 997 136 SAUDINETSTC-AS, SA
8376 588 55 26 Jordan Data Communications, JO
3320 574 8321 486 DTAG Internet service provider operations
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
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 5641 1580 813 UNINET, MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
10620 1687 252 1197 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1116 371 22 Telefonica del Peru S.A.A., PE
26615 1001 2503 53 TIM SA, BR
18881 869 1128 28 TELEFONICA BRASIL S.A, BR
27651 667 93 49 ENTEL CHILE S.A., CL
28006 650 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 551 91 233 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 1564 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
24835 763 365 137 RAYA-AS, EG
37069 665 1031 14 MOBINIL, EG
29571 634 54 305 ORANGE-COTE-IVOIRE, CI
36992 595 1006 263 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 542 82 3 KENET-AS, KE
36903 447 210 308 MT-MPLS, MA
2018 379 319 71 TENET-1, 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 12476 37785 3192 AMAZON-02, US
9808 9914 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5641 1580 813 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 3224 23511 2052 ATT-INTERNET4, US
367 2508 3011 1190 DNIC-ASBLK-00306-00371, US
22773 2466 2081 707 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2292 163 1409 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1910 163 804 AS-COLOCROSSING, 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 9914 9828 CHINAMOBILE-CN China Mobile Communications Grou
8151 5641 4828 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2466 1759 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1885 1666 ATLANTICBB-JOHNSTOWN, US
24863 1564 1546 LINKdotNET-AS, EG
56047 1494 1442 CMNET-HUNAN-AP China Mobile communications corp
56041 1495 1417 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1567 1383 CMNET-JIANGSU-AP China Mobile communications co
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
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
53966 UNALLOCATED 8.39.98.0/24 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
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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 3356 LEVEL3, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US
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
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 /10:34 /11:40 /12:149
/13:210 /14:565 /15:1117 /16:7637 /17:3463 /18:4116
/19:7481 /20:12202 /21:14953 /22:27556 /23:27360 /24:150141
/25:43 /26:68 /27:38 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3027 5641 UNINET, MX
16509 2239 12476 AMAZON-02, US
22773 1867 2466 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1468 3224 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
209 947 1667 CENTURYLINK-US-LEGACY-QWEST, US
10620 940 1687 Telmex Colombia S.A., CO
19901 903 1095 BRSPD-PUBLIC, US
11776 893 1885 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:63 2:476 3:534 4:5 5:814 6:152
7:5 8:662 11:171 12:982 13:304 14:137
15:294 16:234 17:5 18:873 20:152 21:4
22:188 23:2321 24:678 27:32 29:19 31:395
32:19 34:7 35:99 36:1214 37:577 38:2022
39:526 40:52 41:1019 42:216 43:177 44:31
45:3773 46:924 47:91 49:19 50:357 51:369
52:1391 54:294 55:1023 56:8 57:16 58:31
59:25 60:15 61:76 62:547 63:772 64:1736
65:1103 66:1514 67:930 68:519 69:1133 70:301
71:206 72:587 74:900 75:432 76:249 77:397
78:291 79:287 80:324 81:371 82:363 83:204
84:354 85:514 86:223 87:225 88:250 89:809
90:96 91:1112 92:613 93:471 94:842 95:512
96:216 97:50 98:455 99:162 100:36 101:25
102:342 103:976 104:1043 105:157 106:39 107:1403
108:479 109:396 110:58 111:1881 112:449 113:40
114:63 115:23 116:53 117:991 118:176 119:120
120:1150 121:42 122:126 123:149 124:52 125:22
128:437 129:298 130:663 131:926 132:567 133:211
134:466 135:113 136:576 137:563 138:1003 139:398
140:691 141:455 142:903 143:662 144:405 145:91
146:638 147:480 148:712 149:643 150:367 151:664
152:662 153:134 154:1179 155:756 156:1273 157:378
158:479 159:655 160:659 161:594 162:916 163:401
164:737 165:802 166:605 167:645 168:1504 169:144
170:1586 171:103 172:1152 173:745 174:231 175:45
176:431 177:1152 178:533 179:806 180:75 181:1876
182:49 183:866 184:450 185:3357 186:2305 187:1107
188:779 189:1415 190:5008 191:483 192:4918 193:1868
194:1318 195:961 196:735 197:1655 198:2591 199:4625
200:3874 201:3232 202:1048 203:686 204:2057 205:1982
206:1612 207:1443 208:1260 209:1926 210:313 211:428
212:983 213:838 214:1013 215:42 216:2433 217:448
218:521 219:22 220:29 221:301 222:29 223:709
End of report
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