[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jan 9 20:17:03 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Thu 09 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: 255104
Prefixes after maximum aggregation (per Origin AS): 112022
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134126
Number of IPv4 prefixes with a valid ROA: 112461
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 142624
Total ASes present in the Internet Routing Table: 20059
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 17199
Origin ASes announcing only one prefix: 7683
Transit ASes present in the Internet Routing Table: 2860
Transit-only ASes present in the Internet Routing Table: 746
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: 327
Number of instances of unregistered ASNs: 328
Number of 32-bit ASNs allocated by the RIRs: 45996
Number of 32-bit ASNs visible in the Routing Table: 7797
Prefixes from 32-bit ASNs in the Routing Table: 28989
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: 1529622781
Equivalent to 91 /8s, 44 /16s and 48 /24s
Percentage of available address space announced: 41.3
Percentage of allocated address space announced: 41.3
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: 80324
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31791
Total APNIC prefixes after maximum aggregation: 7700
APNIC Deaggregation factor: 4.13
Prefixes being announced from the APNIC address blocks: 30620
Unique aggregates announced from the APNIC address blocks: 8214
APNIC Region origin ASes present in the Internet Routing Table: 1128
APNIC Prefixes per ASN: 27.15
APNIC Region origin ASes announcing only one prefix: 433
APNIC Region transit ASes present in the Internet Routing Table: 217
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: 483
Number of APNIC addresses announced to Internet: 173428076
Equivalent to 10 /8s, 86 /16s and 77 /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: 118187
Total ARIN prefixes after maximum aggregation: 61310
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116346
Unique aggregates announced from the ARIN address blocks: 61402
ARIN Region origin ASes present in the Internet Routing Table: 9027
ARIN Prefixes per ASN: 12.89
ARIN Region origin ASes announcing only one prefix: 3780
ARIN Region transit ASes present in the Internet Routing Table: 835
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: 2024
Number of ARIN addresses announced to Internet: 955188353
Equivalent to 56 /8s, 239 /16s and 4 /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: 45655
Total RIPE prefixes after maximum aggregation: 24920
RIPE Deaggregation factor: 1.83
Prefixes being announced from the RIPE address blocks: 47063
Unique aggregates announced from the RIPE address blocks: 34716
RIPE Region origin ASes present in the Internet Routing Table: 4468
RIPE Prefixes per ASN: 10.53
RIPE Region origin ASes announcing only one prefix: 1876
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: 1781
Number of RIPE addresses announced to Internet: 262572240
Equivalent to 15 /8s, 166 /16s and 136 /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: 48633
Total LACNIC prefixes after maximum aggregation: 14832
LACNIC Deaggregation factor: 3.28
Prefixes being announced from the LACNIC address blocks: 47409
Unique aggregates announced from the LACNIC address blocks: 22830
LACNIC Region origin ASes present in the Internet Routing Table: 4247
LACNIC Prefixes per ASN: 11.16
LACNIC Region origin ASes announcing only one prefix: 1461
LACNIC Region transit ASes present in the Internet Routing Table: 891
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: 3353
Number of LACNIC addresses announced to Internet: 98646080
Equivalent to 5 /8s, 225 /16s and 56 /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: 10511
Total AfriNIC prefixes after maximum aggregation: 3032
AfriNIC Deaggregation factor: 3.47
Prefixes being announced from the AfriNIC address blocks: 13515
Unique aggregates announced from the AfriNIC address blocks: 6839
AfriNIC Region origin ASes present in the Internet Routing Table: 306
AfriNIC Prefixes per ASN: 44.17
AfriNIC Region origin ASes announcing only one prefix: 133
AfriNIC Region transit ASes present in the Internet Routing Table: 84
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: 156
Number of AfriNIC addresses announced to Internet: 39723520
Equivalent to 2 /8s, 94 /16s and 34 /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 10067 8753 86 CHINAMOBILE-CN China Mobile Communication
56046 1564 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 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 510 32 284 LCS-AS-AP LARUS Limited, HK
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 12600 38846 3293 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 2824 23312 1916 ATT-INTERNET4, US
367 2514 3015 1194 DNIC-ASBLK-00306-00371, US
22773 2465 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2301 164 1406 USDA-1, US
36352 1967 169 853 AS-COLOCROSSING, US
11776 1887 257 216 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1249 97 1005 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 796 2073 696 GTT-BACKBONE GTT, US
8452 668 1842 17 TE-AS TE-AS, EG
25019 604 997 136 SAUDINETSTC-AS, SA
8376 588 55 26 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
62240 509 36 345 CLOUVIDER Clouvider - Global ASN, GB
212238 467 34 416 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 5633 1569 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 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 650 77 295 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 1560 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
29571 838 66 380 ORANGE-COTE-IVOIRE, CI
24835 768 368 132 RAYA-AS, EG
37069 666 1031 15 MOBINIL, EG
36992 585 982 267 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 545 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 12600 38846 3293 AMAZON-02, US
9808 10067 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 5633 1569 795 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 2824 23312 1916 ATT-INTERNET4, US
367 2514 3015 1194 DNIC-ASBLK-00306-00371, US
22773 2465 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2301 164 1406 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1967 169 853 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 10067 9981 CHINAMOBILE-CN China Mobile Communications Grou
8151 5633 4838 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2465 1757 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1887 1671 ATLANTICBB-JOHNSTOWN, US
24863 1560 1542 LINKdotNET-AS, EG
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
56041 1494 1416 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1564 1385 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
/13:209 /14:558 /15:1094 /16:7591 /17:3405 /18:4074
/19:7412 /20:12170 /21:14746 /22:27258 /23:27076 /24:149083
/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 3032 5633 UNINET, MX
16509 2255 12600 AMAZON-02, US
22773 1866 2465 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1208 2824 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
209 946 1666 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 898 1092 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)
----------------------------------------------
1:65 2:494 3:536 4:5 5:788 6:148
7:5 8:660 11:171 12:979 13:299 14:112
15:294 16:234 17:5 18:874 20:160 21:4
22:188 23:2314 24:733 27:36 29:19 31:406
32:19 34:8 35:101 36:1217 37:539 38:2033
39:527 40:52 41:999 42:217 43:176 44:32
45:3714 46:982 47:88 49:28 50:356 51:373
52:1388 54:286 55:1030 56:8 57:15 58:31
59:27 60:16 61:77 62:537 63:772 64:1730
65:1099 66:1506 67:922 68:472 69:1138 70:299
71:203 72:580 74:893 75:432 76:253 77:413
78:301 79:286 80:270 81:372 82:341 83:202
84:316 85:492 86:219 87:222 88:266 89:601
90:96 91:966 92:624 93:424 94:824 95:526
96:220 97:62 98:417 99:161 100:36 101:29
102:332 103:954 104:1078 105:157 106:39 107:1409
108:481 109:384 110:31 111:1898 112:450 113:39
114:52 115:26 116:52 117:1048 118:181 119:138
120:1159 121:40 122:123 123:150 124:54 125:23
128:442 129:299 130:648 131:896 132:562 133:211
134:467 135:114 136:579 137:561 138:993 139:383
140:692 141:337 142:912 143:660 144:409 145:74
146:637 147:479 148:725 149:627 150:362 151:686
152:681 153:130 154:1379 155:760 156:1343 157:362
158:480 159:664 160:697 161:592 162:923 163:390
164:718 165:813 166:608 167:642 168:1490 169:152
170:1618 171:100 172:1149 173:784 174:229 175:44
176:402 177:1127 178:479 179:802 180:74 181:1896
182:45 183:866 184:446 185:3232 186:2326 187:1103
188:778 189:1429 190:5047 191:484 192:4898 193:1709
194:1151 195:884 196:738 197:1656 198:2583 199:4567
200:3875 201:3231 202:1040 203:678 204:2058 205:1991
206:1612 207:1455 208:1278 209:1918 210:308 211:427
212:987 213:774 214:1009 215:42 216:2430 217:433
218:521 219:22 220:29 221:301 222:30 223:721
End of report
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