[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jan 7 20:17:03 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Tue 07 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: 259180
Prefixes after maximum aggregation (per Origin AS): 114120
Deaggregation factor: 2.27
Unique aggregates announced (without unneeded subnets): 136782
Number of IPv4 prefixes with a valid ROA: 114706
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 144455
Total ASes present in the Internet Routing Table: 20610
Prefixes per ASN: 12.58
Origin-only ASes present in the Internet Routing Table: 17677
Origin ASes announcing only one prefix: 7830
Transit ASes present in the Internet Routing Table: 2933
Transit-only ASes present in the Internet Routing Table: 753
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: 40
Max AS path prepend of ASN ( 37447) 36
Prefixes from unregistered ASNs in the Routing Table: 320
Number of instances of unregistered ASNs: 321
Number of 32-bit ASNs allocated by the RIRs: 46018
Number of 32-bit ASNs visible in the Routing Table: 8155
Prefixes from 32-bit ASNs in the Routing Table: 30137
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: 1573733117
Equivalent to 93 /8s, 205 /16s and 66 /24s
Percentage of available address space announced: 42.5
Percentage of allocated address space announced: 42.5
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: 81912
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31783
Total APNIC prefixes after maximum aggregation: 7741
APNIC Deaggregation factor: 4.11
Prefixes being announced from the APNIC address blocks: 30442
Unique aggregates announced from the APNIC address blocks: 8176
APNIC Region origin ASes present in the Internet Routing Table: 1128
APNIC Prefixes per ASN: 26.99
APNIC Region origin ASes announcing only one prefix: 431
APNIC Region transit ASes present in the Internet Routing Table: 218
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: 479
Number of APNIC addresses announced to Internet: 173419884
Equivalent to 10 /8s, 86 /16s and 45 /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: 118412
Total ARIN prefixes after maximum aggregation: 61429
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116569
Unique aggregates announced from the ARIN address blocks: 61379
ARIN Region origin ASes present in the Internet Routing Table: 9038
ARIN Prefixes per ASN: 12.90
ARIN Region origin ASes announcing only one prefix: 3772
ARIN Region transit ASes present in the Internet Routing Table: 838
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: 2031
Number of ARIN addresses announced to Internet: 956062593
Equivalent to 56 /8s, 252 /16s and 91 /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: 47466
Total RIPE prefixes after maximum aggregation: 26108
RIPE Deaggregation factor: 1.82
Prefixes being announced from the RIPE address blocks: 48728
Unique aggregates announced from the RIPE address blocks: 35977
RIPE Region origin ASes present in the Internet Routing Table: 4688
RIPE Prefixes per ASN: 10.39
RIPE Region origin ASes announcing only one prefix: 1983
RIPE Region transit ASes present in the Internet Routing Table: 683
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: 1855
Number of RIPE addresses announced to Internet: 303965392
Equivalent to 18 /8s, 30 /16s and 36 /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: 50591
Total LACNIC prefixes after maximum aggregation: 15564
LACNIC Deaggregation factor: 3.25
Prefixes being announced from the LACNIC address blocks: 49382
Unique aggregates announced from the LACNIC address blocks: 23989
LACNIC Region origin ASes present in the Internet Routing Table: 4559
LACNIC Prefixes per ASN: 10.83
LACNIC Region origin ASes announcing only one prefix: 1515
LACNIC Region transit ASes present in the Internet Routing Table: 961
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3630
Number of LACNIC addresses announced to Internet: 100162880
Equivalent to 5 /8s, 248 /16s and 93 /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: 10608
Total AfriNIC prefixes after maximum aggregation: 3055
AfriNIC Deaggregation factor: 3.47
Prefixes being announced from the AfriNIC address blocks: 13912
Unique aggregates announced from the AfriNIC address blocks: 7140
AfriNIC Region origin ASes present in the Internet Routing Table: 310
AfriNIC Prefixes per ASN: 44.88
AfriNIC Region origin ASes announcing only one prefix: 129
AfriNIC Region transit ASes present in the Internet Routing Table: 87
Average AfriNIC Region AS path length visible: 6.5
Max AfriNIC Region AS path length visible: 40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 160
Number of AfriNIC addresses announced to Internet: 40058880
Equivalent to 2 /8s, 99 /16s and 64 /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 9915 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1562 803 178 CMNET-JIANGSU-AP China Mobile communicati
56047 1503 192 52 CMNET-HUNAN-AP China Mobile communication
56041 1495 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
24547 828 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17561 682 43 332 LCS-AS-AP LARUS Limited, HK
2907 642 2202 464 SINET-AS Research Organization of Informa
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
56040 481 488 104 CMNET-GUANGDONG-AP China Mobile communica
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 12610 38849 3296 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 2966 23415 1986 ATT-INTERNET4, US
367 2523 3014 1201 DNIC-ASBLK-00306-00371, US
22773 2465 2080 707 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2298 164 1405 USDA-1, US
36352 1967 169 850 AS-COLOCROSSING, US
11776 1886 257 219 ATLANTICBB-JOHNSTOWN, US
6167 1747 3403 441 CELLCO-PART, US
209 1666 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 1512 103 41 ALJAWWALSTC-AS, SA
20940 1245 97 1002 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 796 2073 696 GTT-BACKBONE GTT, US
8452 674 1842 17 TE-AS TE-AS, EG
8376 588 55 26 Jordan Data Communications, JO
3320 577 8321 489 DTAG Internet service provider operations
51167 566 112 249 CONTABO, DE
25019 535 959 120 SAUDINETSTC-AS, SA
62240 508 36 344 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 5774 1588 801 UNINET, MX
10620 2102 299 1340 Telmex Colombia S.A., CO
11830 1995 369 64 Instituto Costarricense de Electricidad y
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1114 371 22 Telefonica del Peru S.A.A., PE
26615 1001 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 550 91 232 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 1552 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
29571 778 62 362 ORANGE-COTE-IVOIRE, CI
24835 768 368 132 RAYA-AS, EG
37069 666 1031 15 MOBINIL, EG
36992 606 1040 255 ETISALAT-MISR, EG
36935 566 125 175 Vodafone-, EG
36914 546 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 12610 38849 3296 AMAZON-02, US
9808 9915 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5774 1588 801 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 2966 23415 1986 ATT-INTERNET4, US
367 2523 3014 1201 DNIC-ASBLK-00306-00371, US
22773 2465 2080 707 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2298 164 1405 USDA-1, US
10620 2102 299 1340 Telmex Colombia S.A., CO
11830 1995 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 9915 9829 CHINAMOBILE-CN China Mobile Communications Grou
8151 5774 4973 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
22773 2465 1758 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1886 1667 ATLANTICBB-JOHNSTOWN, US
24863 1552 1534 LINKdotNET-AS, EG
39891 1512 1471 ALJAWWALSTC-AS, SA
56047 1503 1451 CMNET-HUNAN-AP China Mobile communications corp
56041 1495 1417 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1562 1384 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 /12:150
/13:211 /14:564 /15:1116 /16:7663 /17:3458 /18:4135
/19:7506 /20:12306 /21:14950 /22:28085 /23:27631 /24:151116
/25:43 /26:68 /27:36 /28:17 /29:16 /30:8
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3152 5774 UNINET, MX
16509 2263 12610 AMAZON-02, US
22773 1866 2465 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1277 2966 ATT-INTERNET4, US
10620 1264 2102 Telmex Colombia S.A., CO
209 946 1666 CENTURYLINK-US-LEGACY-QWEST, US
19901 904 1099 BRSPD-PUBLIC, US
11776 894 1886 ATLANTICBB-JOHNSTOWN, US
20011 861 967 INTERNET-SOLUTIONS, ZA
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:66 2:289 3:534 4:5 5:816 6:152
7:5 8:661 11:171 12:977 13:302 14:113
15:293 16:234 17:5 18:874 20:148 21:4
22:188 23:2315 24:683 27:36 29:19 31:394
32:19 34:7 35:100 36:1218 37:560 38:1976
39:526 40:52 41:1039 42:217 43:173 44:31
45:4177 46:917 47:89 49:20 50:358 51:373
52:1391 54:287 55:1032 56:8 57:16 58:29
59:27 60:16 61:77 62:525 63:769 64:1677
65:1096 66:1441 67:921 68:504 69:1136 70:301
71:205 72:579 74:896 75:432 76:249 77:369
78:300 79:279 80:315 81:370 82:345 83:202
84:344 85:514 86:233 87:221 88:266 89:806
90:96 91:1049 92:555 93:455 94:842 95:513
96:216 97:62 98:442 99:162 100:36 101:25
102:358 103:949 104:1068 105:165 106:39 107:1409
108:480 109:392 110:31 111:1882 112:449 113:40
114:52 115:26 116:53 117:995 118:172 119:138
120:1153 121:41 122:123 123:149 124:51 125:21
128:448 129:299 130:664 131:945 132:561 133:211
134:470 135:114 136:576 137:562 138:1027 139:394
140:684 141:453 142:912 143:668 144:408 145:89
146:636 147:455 148:720 149:634 150:363 151:691
152:667 153:134 154:1398 155:761 156:1339 157:375
158:483 159:657 160:698 161:591 162:917 163:394
164:750 165:812 166:611 167:639 168:1514 169:146
170:1642 171:102 172:1153 173:784 174:230 175:45
176:433 177:1184 178:534 179:812 180:74 181:2032
182:45 183:867 184:446 185:3342 186:2463 187:1232
188:757 189:1460 190:5163 191:524 192:4933 193:1853
194:1305 195:959 196:743 197:1665 198:2593 199:4570
200:3916 201:3256 202:1043 203:682 204:2067 205:2002
206:1606 207:1455 208:1274 209:1917 210:312 211:427
212:987 213:800 214:1012 215:42 216:2439 217:451
218:521 219:22 220:29 221:301 222:30 223:707
End of report
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