[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 17 20:16:59 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Mon 17 Feb, 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: 257415
Prefixes after maximum aggregation (per Origin AS): 112120
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 135193
Number of IPv4 prefixes with a valid ROA: 115373
Number of IPv4 prefixes with an invalid ROA: 25
Number of IPv4 prefixes with no ROA: 142017
Total ASes present in the Internet Routing Table: 19974
Prefixes per ASN: 12.89
Origin-only ASes present in the Internet Routing Table: 17145
Origin ASes announcing only one prefix: 7652
Transit ASes present in the Internet Routing Table: 2829
Transit-only ASes present in the Internet Routing Table: 727
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: 293
Number of instances of unregistered ASNs: 294
Number of 32-bit ASNs allocated by the RIRs: 46152
Number of 32-bit ASNs visible in the Routing Table: 7771
Prefixes from 32-bit ASNs in the Routing Table: 29610
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: 139
Number of addresses announced to Internet: 1555064637
Equivalent to 92 /8s, 176 /16s and 103 /24s
Percentage of available address space announced: 42.0
Percentage of allocated address space announced: 42.0
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: 81134
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31491
Total APNIC prefixes after maximum aggregation: 7712
APNIC Deaggregation factor: 4.08
Prefixes being announced from the APNIC address blocks: 30224
Unique aggregates announced from the APNIC address blocks: 8250
APNIC Region origin ASes present in the Internet Routing Table: 1135
APNIC Prefixes per ASN: 26.63
APNIC Region origin ASes announcing only one prefix: 438
APNIC Region transit ASes present in the Internet Routing Table: 220
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 488
Number of APNIC addresses announced to Internet: 168290668
Equivalent to 10 /8s, 7 /16s and 233 /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, 131072-155961
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: 118932
Total ARIN prefixes after maximum aggregation: 61105
ARIN Deaggregation factor: 1.95
Prefixes being announced from the ARIN address blocks: 117073
Unique aggregates announced from the ARIN address blocks: 62583
ARIN Region origin ASes present in the Internet Routing Table: 8978
ARIN Prefixes per ASN: 13.04
ARIN Region origin ASes announcing only one prefix: 3764
ARIN Region transit ASes present in the Internet Routing Table: 842
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: 2027
Number of ARIN addresses announced to Internet: 957269313
Equivalent to 57 /8s, 14 /16s and 197 /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: 46779
Total RIPE prefixes after maximum aggregation: 25449
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 48367
Unique aggregates announced from the RIPE address blocks: 35598
RIPE Region origin ASes present in the Internet Routing Table: 4499
RIPE Prefixes per ASN: 10.75
RIPE Region origin ASes announcing only one prefix: 1867
RIPE Region transit ASes present in the Internet Routing Table: 676
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1808
Number of RIPE addresses announced to Internet: 288329808
Equivalent to 17 /8s, 47 /16s and 144 /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: 49180
Total LACNIC prefixes after maximum aggregation: 14938
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 47918
Unique aggregates announced from the LACNIC address blocks: 23021
LACNIC Region origin ASes present in the Internet Routing Table: 4220
LACNIC Prefixes per ASN: 11.35
LACNIC Region origin ASes announcing only one prefix: 1458
LACNIC Region transit ASes present in the Internet Routing Table: 870
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3289
Number of LACNIC addresses announced to Internet: 99424832
Equivalent to 5 /8s, 237 /16s and 26 /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: 10740
Total AfriNIC prefixes after maximum aggregation: 2711
AfriNIC Deaggregation factor: 3.96
Prefixes being announced from the AfriNIC address blocks: 13694
Unique aggregates announced from the AfriNIC address blocks: 5624
AfriNIC Region origin ASes present in the Internet Routing Table: 292
AfriNIC Prefixes per ASN: 46.90
AfriNIC Region origin ASes announcing only one prefix: 125
AfriNIC Region transit ASes present in the Internet Routing Table: 79
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 159
Number of AfriNIC addresses announced to Internet: 41687552
Equivalent to 2 /8s, 124 /16s and 26 /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 10150 8753 87 CHINAMOBILE-CN China Mobile Communication
56046 1572 803 179 CMNET-JIANGSU-AP China Mobile communicati
56041 1539 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1504 192 53 CMNET-HUNAN-AP China Mobile communication
24547 825 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17561 734 47 433 LCS-AS-AP LARUS Limited, HK
2907 639 2170 465 SINET-AS Research Organization of Informa
17676 473 8895 146 GIGAINFRA SoftBank Corp., JP
45102 470 743 138 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 12741 38948 3738 AMAZON-02, US
22773 3370 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2503 2928 1216 DNIC-ASBLK-00306-00371, US
4155 2362 171 1436 USDA-1, US
7018 2263 22926 1609 ATT-INTERNET4, US
36352 2239 190 993 AS-COLOCROSSING, US
11776 1885 257 213 ATLANTICBB-JOHNSTOWN, US
6167 1775 3498 455 CELLCO-PART, US
209 1679 4890 284 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 1936 130 50 ALJAWWALSTC-AS, SA
20940 1289 100 1016 AKAMAI-ASN1, NL
3215 924 4894 281 France Telecom - Orange, FR
3257 792 2069 694 GTT-BACKBONE GTT, US
34984 737 75 430 TELLCOM-AS, TR
25019 661 1015 139 SAUDINETSTC-AS, SA
8452 640 1756 124 TE-AS TE-AS, EG
8376 588 54 24 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 553 40 489 CDNEXT, 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 6195 1768 786 UNINET, MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
10620 1765 262 1244 Telmex Colombia S.A., CO
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1111 371 22 Telefonica del Peru S.A.A., PE
26615 1010 2503 53 TIM SA, BR
18881 872 1127 31 TELEFONICA BRASIL S.A, BR
28006 642 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 633 90 53 ENTEL CHILE S.A., CL
26599 562 2888 72 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 1501 389 16 LINKdotNET-AS, EG
29571 1117 79 375 ORANGE-COTE-IVOIRE, CI
20011 980 183 284 INTERNET-SOLUTIONS, ZA
24835 834 440 138 RAYA-AS, EG
36935 704 522 55 Vodafone-, EG
36992 637 1225 129 ETISALAT-MISR, EG
37069 610 1031 15 MOBINIL, EG
36914 473 82 3 KENET-AS, KE
2018 380 319 71 TENET-1, ZA
36903 372 173 291 MT-MPLS, MA
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 12741 38948 3738 AMAZON-02, US
9808 10150 8753 87 CHINAMOBILE-CN China Mobile Communication
8151 6195 1768 786 UNINET, MX
22773 3370 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2503 2928 1216 DNIC-ASBLK-00306-00371, US
4155 2362 171 1436 USDA-1, US
7018 2263 22926 1609 ATT-INTERNET4, US
36352 2239 190 993 AS-COLOCROSSING, US
11830 1992 369 64 Instituto Costarricense de Electricidad y
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 10150 10063 CHINAMOBILE-CN China Mobile Communications Grou
8151 6195 5409 UNINET, MX
22773 3370 3190 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1992 1928 Instituto Costarricense de Electricidad y Telec
39891 1936 1886 ALJAWWALSTC-AS, SA
11776 1885 1672 ATLANTICBB-JOHNSTOWN, US
24863 1501 1485 LINKdotNET-AS, EG
56041 1539 1461 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1451 CMNET-HUNAN-AP China Mobile communications corp
209 1679 1395 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
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
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
53966 UNALLOCATED 8.39.98.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
22542 UNALLOCATED 8.42.195.0/24 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
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 /10:29 /11:43 /12:150
/13:219 /14:577 /15:1097 /16:7564 /17:3368 /18:4181
/19:7571 /20:12375 /21:15115 /22:27552 /23:27225 /24:150115
/25:49 /26:76 /27:38 /28:17 /29:16 /30:10
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3209 6195 UNINET, MX
22773 2509 3370 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2279 12741 AMAZON-02, US
11830 1693 1992 Instituto Costarricense de Electricidad y Telecom., CR
39891 1081 1936 ALJAWWALSTC-AS, SA
10620 993 1765 Telmex Colombia S.A., CO
209 969 1679 CENTURYLINK-US-LEGACY-QWEST, US
19901 914 1138 BRSPD-PUBLIC, US
36352 895 2239 AS-COLOCROSSING, US
11776 888 1885 ATLANTICBB-JOHNSTOWN, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:60 2:487 3:567 4:5 5:779 6:152
7:5 8:634 11:171 12:981 13:291 14:114
15:298 16:237 17:5 18:884 20:126 21:4
22:188 23:2378 24:676 27:29 29:19 31:388
32:19 34:12 35:131 36:1231 37:582 38:2090
39:540 40:54 41:975 42:164 43:173 44:25
45:3829 46:902 47:86 49:30 50:339 51:376
52:1385 54:279 55:1080 56:9 57:18 58:31
59:31 60:16 61:75 62:528 63:762 64:1724
65:1060 66:1507 67:937 68:384 69:1153 70:433
71:203 72:658 74:891 75:428 76:235 77:461
78:323 79:274 80:314 81:331 82:499 83:218
84:328 85:556 86:222 87:253 88:248 89:748
90:96 91:942 92:629 93:366 94:789 95:585
96:247 97:56 98:449 99:162 100:36 101:31
102:349 103:978 104:1145 105:280 106:35 107:1420
108:507 109:383 110:24 111:1898 112:460 113:36
114:44 115:23 116:50 117:1041 118:105 119:122
120:1165 121:40 122:69 123:83 124:52 125:25
128:449 129:281 130:650 131:898 132:577 133:212
134:443 135:113 136:577 137:501 138:1000 139:384
140:698 141:439 142:908 143:698 144:415 145:71
146:644 147:491 148:773 149:678 150:366 151:666
152:542 153:124 154:1226 155:761 156:1498 157:366
158:509 159:645 160:878 161:612 162:943 163:341
164:728 165:759 166:611 167:640 168:1569 169:146
170:1640 171:121 172:1172 173:783 174:232 175:55
176:688 177:1128 178:547 179:808 180:71 181:1817
182:36 183:872 184:443 185:3301 186:2391 187:1178
188:744 189:1489 190:5004 191:483 192:4870 193:1753
194:1189 195:920 196:650 197:1547 198:2588 199:4672
200:3942 201:3198 202:970 203:678 204:2069 205:1946
206:1547 207:1435 208:1273 209:1819 210:318 211:427
212:903 213:732 214:1014 215:36 216:2341 217:447
218:523 219:22 220:31 221:301 222:30 223:731
End of report
More information about the ren-bgp-stats-all
mailing list