[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 15 20:17:01 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Wed 15 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: 256676
Prefixes after maximum aggregation (per Origin AS): 112539
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 135348
Number of IPv4 prefixes with a valid ROA: 113493
Number of IPv4 prefixes with an invalid ROA: 20
Number of IPv4 prefixes with no ROA: 143163
Total ASes present in the Internet Routing Table: 20187
Prefixes per ASN: 12.71
Origin-only ASes present in the Internet Routing Table: 17286
Origin ASes announcing only one prefix: 7674
Transit ASes present in the Internet Routing Table: 2901
Transit-only ASes present in the Internet Routing Table: 760
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: 323
Number of instances of unregistered ASNs: 324
Number of 32-bit ASNs allocated by the RIRs: 46056
Number of 32-bit ASNs visible in the Routing Table: 7935
Prefixes from 32-bit ASNs in the Routing Table: 30058
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: 153
Number of addresses announced to Internet: 1531728381
Equivalent to 91 /8s, 76 /16s and 81 /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: 80778
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31960
Total APNIC prefixes after maximum aggregation: 7807
APNIC Deaggregation factor: 4.09
Prefixes being announced from the APNIC address blocks: 30684
Unique aggregates announced from the APNIC address blocks: 8250
APNIC Region origin ASes present in the Internet Routing Table: 1134
APNIC Prefixes per ASN: 27.06
APNIC Region origin ASes announcing only one prefix: 427
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: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 488
Number of APNIC addresses announced to Internet: 173356140
Equivalent to 10 /8s, 85 /16s and 52 /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: 118184
Total ARIN prefixes after maximum aggregation: 61351
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116461
Unique aggregates announced from the ARIN address blocks: 61676
ARIN Region origin ASes present in the Internet Routing Table: 9075
ARIN Prefixes per ASN: 12.83
ARIN Region origin ASes announcing only one prefix: 3804
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: 2043
Number of ARIN addresses announced to Internet: 956307585
Equivalent to 57 /8s, 0 /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: 45832
Total RIPE prefixes after maximum aggregation: 24967
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 47291
Unique aggregates announced from the RIPE address blocks: 35073
RIPE Region origin ASes present in the Internet Routing Table: 4386
RIPE Prefixes per ASN: 10.78
RIPE Region origin ASes announcing only one prefix: 1823
RIPE Region transit ASes present in the Internet Routing Table: 661
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: 1758
Number of RIPE addresses announced to Internet: 263212496
Equivalent to 15 /8s, 176 /16s and 77 /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: 49893
Total LACNIC prefixes after maximum aggregation: 15172
LACNIC Deaggregation factor: 3.29
Prefixes being announced from the LACNIC address blocks: 48689
Unique aggregates announced from the LACNIC address blocks: 23315
LACNIC Region origin ASes present in the Internet Routing Table: 4400
LACNIC Prefixes per ASN: 11.07
LACNIC Region origin ASes announcing only one prefix: 1492
LACNIC Region transit ASes present in the Internet Routing Table: 939
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: 3497
Number of LACNIC addresses announced to Internet: 99559488
Equivalent to 5 /8s, 239 /16s and 40 /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: 10484
Total AfriNIC prefixes after maximum aggregation: 3014
AfriNIC Deaggregation factor: 3.48
Prefixes being announced from the AfriNIC address blocks: 13398
Unique aggregates announced from the AfriNIC address blocks: 6908
AfriNIC Region origin ASes present in the Internet Routing Table: 296
AfriNIC Prefixes per ASN: 45.26
AfriNIC Region origin ASes announcing only one prefix: 128
AfriNIC Region transit ASes present in the Internet Routing Table: 81
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: 149
Number of AfriNIC addresses announced to Internet: 39226112
Equivalent to 2 /8s, 86 /16s and 139 /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 10103 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1566 803 179 CMNET-JIANGSU-AP China Mobile communicati
56047 1503 192 52 CMNET-HUNAN-AP China Mobile communication
56041 1494 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
24547 833 177 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
17561 587 37 347 LCS-AS-AP LARUS Limited, HK
17676 518 9871 160 GIGAINFRA SoftBank Corp., JP
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 12579 38897 3308 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
367 2518 3015 1208 DNIC-ASBLK-00306-00371, US
7018 2499 23068 1775 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2307 164 1397 USDA-1, US
36352 1961 168 860 AS-COLOCROSSING, US
11776 1887 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 1275 99 1019 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 794 2069 695 GTT-BACKBONE GTT, US
8452 616 1756 124 TE-AS TE-AS, EG
25019 605 1007 132 SAUDINETSTC-AS, SA
8376 587 54 25 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
212238 503 36 445 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 6008 1693 795 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 1050 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 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 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 544 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 12579 38897 3308 AMAZON-02, US
9808 10103 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6008 1693 795 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
367 2518 3015 1208 DNIC-ASBLK-00306-00371, US
7018 2499 23068 1775 ATT-INTERNET4, US
22773 2468 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2307 164 1397 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1961 168 860 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 10103 10017 CHINAMOBILE-CN China Mobile Communications Grou
8151 6008 5213 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2468 1760 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1887 1671 ATLANTICBB-JOHNSTOWN, US
24863 1563 1545 LINKdotNET-AS, EG
56047 1503 1451 CMNET-HUNAN-AP China Mobile communications corp
56041 1494 1416 CMNET-ZHEJIANG-AP China Mobile communications c
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
23.132.84.0/24 Origin: 7018 ATT-INTERNET4, US
23.132.84.0/24 Transit: 2914 NTT-LTD-2914, US
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
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 /14:559 /15:1094 /16:7581 /17:3403 /18:4056
/19:7464 /20:12196 /21:14886 /22:27485 /23:27337 /24:149977
/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 3192 6008 UNINET, MX
16509 2253 12579 AMAZON-02, US
22773 1869 2468 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
39891 1017 1872 ALJAWWALSTC-AS, SA
7018 987 2499 ATT-INTERNET4, US
209 946 1660 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 906 1107 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 2:493 3:543 4:5 5:781 6:152
7:5 8:663 11:171 12:979 13:296 14:112
15:294 16:234 17:5 18:872 20:152 21:4
22:188 23:2352 24:743 27:36 29:19 31:421
32:22 34:7 35:106 36:1218 37:565 38:2027
39:525 40:52 41:1005 42:209 43:181 44:32
45:3857 46:988 47:87 49:25 50:355 51:373
52:1387 54:286 55:1027 56:8 57:15 58:31
59:31 60:16 61:77 62:541 63:769 64:1732
65:1096 66:1495 67:923 68:413 69:1160 70:300
71:199 72:587 74:895 75:433 76:253 77:411
78:299 79:283 80:265 81:348 82:363 83:201
84:318 85:469 86:219 87:241 88:260 89:589
90:66 91:972 92:631 93:454 94:887 95:541
96:219 97:53 98:371 99:163 100:36 101:28
102:341 103:962 104:1097 105:87 106:39 107:1412
108:487 109:374 110:63 111:1894 112:457 113:43
114:52 115:26 116:57 117:1050 118:180 119:154
120:1158 121:40 122:124 123:149 124:54 125:22
128:450 129:297 130:657 131:923 132:565 133:211
134:463 135:112 136:555 137:540 138:1014 139:385
140:686 141:339 142:912 143:677 144:407 145:74
146:639 147:483 148:736 149:632 150:364 151:692
152:692 153:130 154:1222 155:759 156:1371 157:370
158:510 159:674 160:789 161:637 162:916 163:381
164:722 165:805 166:604 167:653 168:1538 169:146
170:1649 171:102 172:1150 173:769 174:230 175:47
176:394 177:1188 178:508 179:842 180:104 181:1893
182:45 183:872 184:453 185:3183 186:2385 187:1151
188:774 189:1500 190:5079 191:507 192:4913 193:1696
194:1141 195:874 196:738 197:1645 198:2587 199:4586
200:3949 201:3312 202:1039 203:683 204:2063 205:1984
206:1659 207:1452 208:1287 209:1970 210:310 211:427
212:979 213:698 214:1006 215:36 216:2428 217:433
218:522 219:22 220:29 221:301 222:30 223:724
End of report
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