[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jan 17 20:17:02 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Fri 17 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: 256846
Prefixes after maximum aggregation (per Origin AS): 112747
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 136789
Number of IPv4 prefixes with a valid ROA: 113825
Number of IPv4 prefixes with an invalid ROA: 18
Number of IPv4 prefixes with no ROA: 143003
Total ASes present in the Internet Routing Table: 20140
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 17261
Origin ASes announcing only one prefix: 7682
Transit ASes present in the Internet Routing Table: 2879
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: 46084
Number of 32-bit ASNs visible in the Routing Table: 7881
Prefixes from 32-bit ASNs in the Routing Table: 29921
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: 156
Number of addresses announced to Internet: 1531214845
Equivalent to 91 /8s, 68 /16s and 123 /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: 80918
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31864
Total APNIC prefixes after maximum aggregation: 7750
APNIC Deaggregation factor: 4.11
Prefixes being announced from the APNIC address blocks: 30709
Unique aggregates announced from the APNIC address blocks: 8188
APNIC Region origin ASes present in the Internet Routing Table: 1137
APNIC Prefixes per ASN: 27.01
APNIC Region origin ASes announcing only one prefix: 435
APNIC Region transit ASes present in the Internet Routing Table: 223
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: 489
Number of APNIC addresses announced to Internet: 173186668
Equivalent to 10 /8s, 82 /16s and 158 /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: 118070
Total ARIN prefixes after maximum aggregation: 61734
ARIN Deaggregation factor: 1.91
Prefixes being announced from the ARIN address blocks: 116316
Unique aggregates announced from the ARIN address blocks: 63358
ARIN Region origin ASes present in the Internet Routing Table: 9067
ARIN Prefixes per ASN: 12.83
ARIN Region origin ASes announcing only one prefix: 3799
ARIN Region transit ASes present in the Internet Routing Table: 847
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: 2041
Number of ARIN addresses announced to Internet: 955848833
Equivalent to 56 /8s, 249 /16s and 24 /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: 46339
Total RIPE prefixes after maximum aggregation: 24966
RIPE Deaggregation factor: 1.86
Prefixes being announced from the RIPE address blocks: 47841
Unique aggregates announced from the RIPE address blocks: 35189
RIPE Region origin ASes present in the Internet Routing Table: 4402
RIPE Prefixes per ASN: 10.87
RIPE Region origin ASes announcing only one prefix: 1844
RIPE Region transit ASes present in the Internet Routing Table: 668
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: 1763
Number of RIPE addresses announced to Internet: 263502544
Equivalent to 15 /8s, 180 /16s and 186 /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: 49742
Total LACNIC prefixes after maximum aggregation: 15069
LACNIC Deaggregation factor: 3.30
Prefixes being announced from the LACNIC address blocks: 48539
Unique aggregates announced from the LACNIC address blocks: 23143
LACNIC Region origin ASes present in the Internet Routing Table: 4350
LACNIC Prefixes per ASN: 11.16
LACNIC Region origin ASes announcing only one prefix: 1477
LACNIC Region transit ASes present in the Internet Routing Table: 913
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: 3440
Number of LACNIC addresses announced to Internet: 99429184
Equivalent to 5 /8s, 237 /16s and 43 /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: 10509
Total AfriNIC prefixes after maximum aggregation: 3001
AfriNIC Deaggregation factor: 3.50
Prefixes being announced from the AfriNIC address blocks: 13285
Unique aggregates announced from the AfriNIC address blocks: 6782
AfriNIC Region origin ASes present in the Internet Routing Table: 292
AfriNIC Prefixes per ASN: 45.50
AfriNIC Region origin ASes announcing only one prefix: 127
AfriNIC Region transit ASes present in the Internet Routing Table: 80
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: 39175680
Equivalent to 2 /8s, 85 /16s and 198 /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 10125 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1566 803 179 CMNET-JIANGSU-AP China Mobile communicati
56041 1537 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
24547 846 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 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
17561 512 33 333 LCS-AS-AP LARUS Limited, HK
24445 469 497 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 12576 38855 3698 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
367 2520 3012 1209 DNIC-ASBLK-00306-00371, US
7018 2495 23068 1772 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2320 165 1407 USDA-1, US
36352 1938 168 856 AS-COLOCROSSING, US
11776 1888 257 216 ATLANTICBB-JOHNSTOWN, US
6167 1759 3431 445 CELLCO-PART, US
209 1660 4893 288 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 1287 100 1025 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 794 2069 695 GTT-BACKBONE GTT, US
8764 692 189 94 TELIA-LIETUVA, LT
8452 616 1756 124 TE-AS TE-AS, EG
25019 616 1007 132 SAUDINETSTC-AS, SA
8376 587 54 25 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 545 39 485 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 6007 1694 792 UNINET, MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
10620 1686 252 1196 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1111 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 640 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
13999 555 91 235 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 956 71 400 ORANGE-COTE-IVOIRE, CI
24835 769 376 133 RAYA-AS, EG
37069 607 1031 15 MOBINIL, EG
36992 585 982 267 ETISALAT-MISR, EG
36935 549 119 169 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 12576 38855 3698 AMAZON-02, US
9808 10125 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6007 1694 792 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
367 2520 3012 1209 DNIC-ASBLK-00306-00371, US
7018 2495 23068 1772 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2320 165 1407 USDA-1, US
11830 1990 369 64 Instituto Costarricense de Electricidad y
36352 1938 168 856 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 10125 10039 CHINAMOBILE-CN China Mobile Communications Grou
8151 6007 5215 UNINET, MX
11830 1990 1926 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2468 1760 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1888 1672 ATLANTICBB-JOHNSTOWN, US
24863 1563 1545 LINKdotNET-AS, EG
56041 1537 1459 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
56046 1566 1387 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 /15:1091 /16:7574 /17:3393 /18:4055
/19:7454 /20:12269 /21:14973 /22:27881 /23:27312 /24:149648
/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 3195 6007 UNINET, MX
16509 2255 12576 AMAZON-02, US
22773 1869 2468 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1691 1990 Instituto Costarricense de Electricidad y Telecom., CR
39891 1017 1872 ALJAWWALSTC-AS, SA
7018 985 2495 ATT-INTERNET4, US
209 946 1660 CENTURYLINK-US-LEGACY-QWEST, US
10620 939 1686 Telmex Colombia S.A., CO
19901 906 1106 BRSPD-PUBLIC, US
11776 895 1888 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 2:499 3:543 4:5 5:777 6:152
7:5 8:662 11:171 12:979 13:297 14:111
15:294 16:234 17:5 18:869 20:158 21:4
22:188 23:2339 24:691 27:36 29:19 31:435
32:22 34:7 35:108 36:1225 37:552 38:2021
39:539 40:52 41:994 42:209 43:183 44:33
45:3791 46:938 47:88 49:28 50:358 51:373
52:1387 54:285 55:1030 56:8 57:16 58:32
59:31 60:16 61:77 62:539 63:767 64:1741
65:1094 66:1483 67:926 68:413 69:1155 70:297
71:198 72:571 74:903 75:428 76:252 77:408
78:299 79:283 80:261 81:353 82:376 83:200
84:318 85:481 86:219 87:239 88:268 89:586
90:62 91:971 92:649 93:461 94:883 95:539
96:219 97:51 98:371 99:163 100:36 101:28
102:339 103:956 104:1109 105:87 106:39 107:1414
108:487 109:380 110:63 111:1899 112:457 113:49
114:52 115:42 116:57 117:995 118:179 119:154
120:1164 121:40 122:125 123:149 124:54 125:22
128:448 129:296 130:659 131:924 132:567 133:211
134:466 135:112 136:582 137:540 138:1022 139:388
140:692 141:337 142:908 143:683 144:408 145:79
146:641 147:493 148:747 149:635 150:352 151:695
152:693 153:130 154:1175 155:757 156:1332 157:370
158:479 159:680 160:777 161:614 162:925 163:381
164:719 165:804 166:601 167:650 168:1553 169:146
170:1646 171:100 172:1152 173:762 174:229 175:49
176:399 177:1203 178:504 179:809 180:105 181:1900
182:43 183:871 184:453 185:3174 186:2365 187:1139
188:777 189:1509 190:5021 191:502 192:4914 193:1690
194:1144 195:892 196:740 197:1664 198:2582 199:4603
200:3912 201:3316 202:1045 203:681 204:2064 205:1998
206:1639 207:1438 208:1292 209:1931 210:311 211:427
212:1001 213:701 214:1010 215:36 216:2432 217:434
218:521 219:22 220:31 221:301 222:30 223:724
End of report
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