[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jan 13 20:16:53 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Mon 13 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: 255337
Prefixes after maximum aggregation (per Origin AS): 112235
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134610
Number of IPv4 prefixes with a valid ROA: 112054
Number of IPv4 prefixes with an invalid ROA: 20
Number of IPv4 prefixes with no ROA: 143263
Total ASes present in the Internet Routing Table: 20131
Prefixes per ASN: 12.68
Origin-only ASes present in the Internet Routing Table: 17258
Origin ASes announcing only one prefix: 7709
Transit ASes present in the Internet Routing Table: 2873
Transit-only ASes present in the Internet Routing Table: 747
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: 321
Number of instances of unregistered ASNs: 322
Number of 32-bit ASNs allocated by the RIRs: 46033
Number of 32-bit ASNs visible in the Routing Table: 7839
Prefixes from 32-bit ASNs in the Routing Table: 29426
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: 151
Number of addresses announced to Internet: 1531698429
Equivalent to 91 /8s, 75 /16s and 220 /24s
Percentage of available address space announced: 41.4
Percentage of allocated address space announced: 41.4
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: 80257
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31390
Total APNIC prefixes after maximum aggregation: 7538
APNIC Deaggregation factor: 4.16
Prefixes being announced from the APNIC address blocks: 30608
Unique aggregates announced from the APNIC address blocks: 8243
APNIC Region origin ASes present in the Internet Routing Table: 1133
APNIC Prefixes per ASN: 27.02
APNIC Region origin ASes announcing only one prefix: 432
APNIC Region transit ASes present in the Internet Routing Table: 215
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: 486
Number of APNIC addresses announced to Internet: 173283180
Equivalent to 10 /8s, 84 /16s and 23 /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: 118211
Total ARIN prefixes after maximum aggregation: 61322
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116575
Unique aggregates announced from the ARIN address blocks: 61679
ARIN Region origin ASes present in the Internet Routing Table: 9092
ARIN Prefixes per ASN: 12.82
ARIN Region origin ASes announcing only one prefix: 3818
ARIN Region transit ASes present in the Internet Routing Table: 848
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: 2048
Number of ARIN addresses announced to Internet: 956255873
Equivalent to 56 /8s, 255 /16s and 78 /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: 45726
Total RIPE prefixes after maximum aggregation: 25188
RIPE Deaggregation factor: 1.82
Prefixes being announced from the RIPE address blocks: 47155
Unique aggregates announced from the RIPE address blocks: 35311
RIPE Region origin ASes present in the Internet Routing Table: 4447
RIPE Prefixes per ASN: 10.60
RIPE Region origin ASes announcing only one prefix: 1865
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: 1775
Number of RIPE addresses announced to Internet: 263103696
Equivalent to 15 /8s, 174 /16s and 164 /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: 49261
Total LACNIC prefixes after maximum aggregation: 14944
LACNIC Deaggregation factor: 3.30
Prefixes being announced from the LACNIC address blocks: 48133
Unique aggregates announced from the LACNIC address blocks: 22992
LACNIC Region origin ASes present in the Internet Routing Table: 4285
LACNIC Prefixes per ASN: 11.23
LACNIC Region origin ASes announcing only one prefix: 1469
LACNIC Region transit ASes present in the Internet Routing Table: 907
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3382
Number of LACNIC addresses announced to Internet: 99873344
Equivalent to 5 /8s, 243 /16s and 242 /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: 10428
Total AfriNIC prefixes after maximum aggregation: 3017
AfriNIC Deaggregation factor: 3.46
Prefixes being announced from the AfriNIC address blocks: 12715
Unique aggregates announced from the AfriNIC address blocks: 6261
AfriNIC Region origin ASes present in the Internet Routing Table: 293
AfriNIC Prefixes per ASN: 43.40
AfriNIC Region origin ASes announcing only one prefix: 125
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: 148
Number of AfriNIC addresses announced to Internet: 39116288
Equivalent to 2 /8s, 84 /16s and 222 /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 10047 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1565 803 179 CMNET-JIANGSU-AP China Mobile communicati
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
56041 1494 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
24547 828 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 778 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 642 2202 464 SINET-AS Research Organization of Informa
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
45102 469 741 134 ALIBABA-CN-NET Alibaba US Technology Co.,
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 12596 38898 3300 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
7018 2651 23216 1811 ATT-INTERNET4, US
367 2533 3019 1210 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2305 164 1405 USDA-1, US
36352 1972 169 860 AS-COLOCROSSING, US
11776 1887 257 216 ATLANTICBB-JOHNSTOWN, US
6167 1748 3403 440 CELLCO-PART, US
209 1665 4895 292 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 1868 125 45 ALJAWWALSTC-AS, SA
20940 1284 100 1026 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 794 2069 695 GTT-BACKBONE GTT, US
8452 628 1756 125 TE-AS TE-AS, EG
25019 605 1007 132 SAUDINETSTC-AS, SA
8376 588 54 25 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
212238 505 36 447 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 5809 1738 787 UNINET, MX
11830 1995 369 64 Instituto Costarricense de Electricidad y
10620 1688 252 1198 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1114 371 22 Telefonica del Peru S.A.A., PE
26615 1003 2503 53 TIM SA, BR
18881 870 1128 28 TELEFONICA BRASIL S.A, BR
27651 722 106 49 ENTEL CHILE S.A., CL
28006 650 77 295 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 552 91 234 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 1563 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
29571 895 68 395 ORANGE-COTE-IVOIRE, CI
24835 768 368 132 RAYA-AS, EG
37069 607 1031 15 MOBINIL, EG
36992 585 982 267 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 543 82 3 KENET-AS, KE
36903 447 210 308 MT-MPLS, MA
2018 380 319 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 12596 38898 3300 AMAZON-02, US
9808 10047 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5809 1738 787 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
7018 2651 23216 1811 ATT-INTERNET4, US
367 2533 3019 1210 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2305 164 1405 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1972 169 860 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 10047 9961 CHINAMOBILE-CN China Mobile Communications Grou
8151 5809 5022 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1868 1823 ALJAWWALSTC-AS, SA
22773 2467 1759 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1887 1671 ATLANTICBB-JOHNSTOWN, US
24863 1563 1545 LINKdotNET-AS, EG
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
56041 1494 1416 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1565 1386 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
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
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
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
396831 UNALLOCATED 12.23.198.0/24 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 /11:37 /12:145
/13:208 /14:558 /15:1092 /16:7601 /17:3404 /18:4078
/19:7493 /20:12175 /21:14889 /22:27392 /23:27166 /24:148853
/25:43 /26:68 /27:36 /28:17 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 2954 5809 UNINET, MX
16509 2253 12596 AMAZON-02, US
22773 1868 2467 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1089 2651 ATT-INTERNET4, US
39891 1013 1868 ALJAWWALSTC-AS, SA
209 946 1665 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 906 1106 BRSPD-PUBLIC, US
11776 895 1887 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 2:497 3:543 4:5 5:787 6:152
7:5 8:656 11:171 12:978 13:298 14:112
15:294 16:234 17:5 18:873 20:165 21:4
22:188 23:2347 24:727 27:35 29:19 31:419
32:22 34:7 35:101 36:1217 37:548 38:1960
39:527 40:52 41:993 42:209 43:183 44:31
45:3801 46:908 47:89 49:28 50:356 51:374
52:1386 54:286 55:1027 56:8 57:15 58:31
59:27 60:16 61:77 62:544 63:769 64:1725
65:1099 66:1514 67:923 68:447 69:1173 70:300
71:207 72:579 74:898 75:433 76:253 77:367
78:298 79:282 80:279 81:372 82:342 83:202
84:315 85:475 86:219 87:220 88:263 89:617
90:66 91:977 92:632 93:441 94:855 95:543
96:221 97:63 98:397 99:162 100:36 101:28
102:327 103:964 104:1097 105:87 106:39 107:1414
108:483 109:379 110:63 111:1891 112:450 113:41
114:52 115:26 116:57 117:1038 118:180 119:154
120:1159 121:40 122:123 123:149 124:55 125:22
128:446 129:297 130:660 131:925 132:554 133:211
134:470 135:112 136:555 137:543 138:1003 139:385
140:681 141:336 142:911 143:676 144:408 145:74
146:638 147:484 148:756 149:630 150:362 151:698
152:694 153:130 154:955 155:762 156:998 157:370
158:481 159:665 160:748 161:639 162:924 163:388
164:714 165:815 166:606 167:643 168:1526 169:150
170:1581 171:100 172:1146 173:784 174:230 175:45
176:404 177:1160 178:479 179:814 180:105 181:1900
182:45 183:868 184:453 185:3211 186:2383 187:1030
188:775 189:1420 190:5043 191:489 192:4930 193:1715
194:1158 195:887 196:744 197:1654 198:2583 199:4583
200:4015 201:3304 202:1037 203:685 204:2072 205:1994
206:1658 207:1466 208:1278 209:1967 210:307 211:427
212:984 213:704 214:1009 215:42 216:2423 217:437
218:519 219:22 220:29 221:301 222:30 223:722
End of report
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