[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 10 20:16:59 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Fri 10 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: 255963
Prefixes after maximum aggregation (per Origin AS): 112062
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134106
Number of IPv4 prefixes with a valid ROA: 113032
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 142912
Total ASes present in the Internet Routing Table: 20081
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 17223
Origin ASes announcing only one prefix: 7714
Transit ASes present in the Internet Routing Table: 2858
Transit-only ASes present in the Internet Routing Table: 749
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: 324
Number of instances of unregistered ASNs: 325
Number of 32-bit ASNs allocated by the RIRs: 46000
Number of 32-bit ASNs visible in the Routing Table: 7793
Prefixes from 32-bit ASNs in the Routing Table: 29333
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: 152
Number of addresses announced to Internet: 1532885501
Equivalent to 91 /8s, 93 /16s and 249 /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: 80700
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31311
Total APNIC prefixes after maximum aggregation: 7496
APNIC Deaggregation factor: 4.18
Prefixes being announced from the APNIC address blocks: 30533
Unique aggregates announced from the APNIC address blocks: 8166
APNIC Region origin ASes present in the Internet Routing Table: 1126
APNIC Prefixes per ASN: 27.12
APNIC Region origin ASes announcing only one prefix: 436
APNIC Region transit ASes present in the Internet Routing Table: 214
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: 481
Number of APNIC addresses announced to Internet: 173402988
Equivalent to 10 /8s, 85 /16s and 235 /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: 118216
Total ARIN prefixes after maximum aggregation: 61349
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116747
Unique aggregates announced from the ARIN address blocks: 61744
ARIN Region origin ASes present in the Internet Routing Table: 9080
ARIN Prefixes per ASN: 12.86
ARIN Region origin ASes announcing only one prefix: 3811
ARIN Region transit ASes present in the Internet Routing Table: 844
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: 2044
Number of ARIN addresses announced to Internet: 956208257
Equivalent to 56 /8s, 254 /16s and 148 /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: 45984
Total RIPE prefixes after maximum aggregation: 25175
RIPE Deaggregation factor: 1.83
Prefixes being announced from the RIPE address blocks: 47337
Unique aggregates announced from the RIPE address blocks: 35219
RIPE Region origin ASes present in the Internet Routing Table: 4467
RIPE Prefixes per ASN: 10.60
RIPE Region origin ASes announcing only one prefix: 1877
RIPE Region transit ASes present in the Internet Routing Table: 677
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: 1784
Number of RIPE addresses announced to Internet: 263375568
Equivalent to 15 /8s, 178 /16s and 202 /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: 49712
Total LACNIC prefixes after maximum aggregation: 14815
LACNIC Deaggregation factor: 3.36
Prefixes being announced from the LACNIC address blocks: 48486
Unique aggregates announced from the LACNIC address blocks: 22751
LACNIC Region origin ASes present in the Internet Routing Table: 4228
LACNIC Prefixes per ASN: 11.47
LACNIC Region origin ASes announcing only one prefix: 1464
LACNIC Region transit ASes present in the Internet Routing Table: 895
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: 3335
Number of LACNIC addresses announced to Internet: 100479808
Equivalent to 5 /8s, 253 /16s and 51 /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: 10416
Total AfriNIC prefixes after maximum aggregation: 2998
AfriNIC Deaggregation factor: 3.47
Prefixes being announced from the AfriNIC address blocks: 12708
Unique aggregates announced from the AfriNIC address blocks: 6101
AfriNIC Region origin ASes present in the Internet Routing Table: 294
AfriNIC Prefixes per ASN: 43.22
AfriNIC Region origin ASes announcing only one prefix: 126
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: 149
Number of AfriNIC addresses announced to Internet: 39352576
Equivalent to 2 /8s, 88 /16s and 121 /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 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
24445 468 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
56040 465 488 101 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 12625 38899 3303 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2523 3013 1201 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2297 164 1406 USDA-1, US
36352 1977 169 856 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 1872 126 49 ALJAWWALSTC-AS, SA
20940 1282 100 1025 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 795 2069 695 GTT-BACKBONE GTT, US
8452 670 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 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
212238 477 35 423 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 6677 1915 752 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 1112 371 22 Telefonica del Peru S.A.A., PE
26615 1003 2503 53 TIM SA, BR
18881 869 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 1560 389 18 LINKdotNET-AS, EG
20011 967 179 271 INTERNET-SOLUTIONS, ZA
29571 898 68 394 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 12625 38899 3303 AMAZON-02, US
9808 10047 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6677 1915 752 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2523 3013 1201 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2297 164 1406 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1977 169 856 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 10047 9961 CHINAMOBILE-CN China Mobile Communications Grou
8151 6677 5925 UNINET, MX
11830 1995 1931 Instituto Costarricense de Electricidad y Telec
39891 1872 1823 ALJAWWALSTC-AS, SA
22773 2467 1759 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 /15:1095 /16:7605 /17:3412 /18:4077
/19:7620 /20:12128 /21:15159 /22:27402 /23:27241 /24:149029
/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 3445 6677 UNINET, MX
16509 2261 12625 AMAZON-02, US
22773 1868 2467 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1693 1995 Instituto Costarricense de Electricidad y Telecom., CR
7018 1142 2722 ATT-INTERNET4, US
39891 1017 1872 ALJAWWALSTC-AS, SA
209 946 1665 CENTURYLINK-US-LEGACY-QWEST, US
10620 941 1688 Telmex Colombia S.A., CO
19901 904 1099 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 5:796 6:152
7:5 8:663 11:171 12:978 13:300 14:111
15:294 16:234 17:5 18:874 20:172 21:4
22:188 23:2337 24:742 27:35 29:19 31:418
32:22 34:7 35:101 36:1217 37:552 38:2061
39:527 40:52 41:992 42:217 43:178 44:33
45:3684 46:904 47:88 49:28 50:356 51:375
52:1388 54:286 55:1027 56:8 57:15 58:4
59:27 60:16 61:77 62:535 63:769 64:1734
65:1098 66:1512 67:923 68:459 69:1157 70:301
71:206 72:583 74:898 75:432 76:253 77:371
78:300 79:290 80:273 81:366 82:341 83:202
84:317 85:492 86:219 87:218 88:266 89:619
90:66 91:978 92:624 93:460 94:864 95:534
96:221 97:63 98:402 99:163 100:36 101:29
102:327 103:944 104:1091 105:87 106:39 107:1412
108:489 109:382 110:63 111:1891 112:450 113:40
114:52 115:26 116:56 117:1038 118:181 119:155
120:1159 121:40 122:123 123:149 124:54 125:22
128:440 129:297 130:665 131:927 132:565 133:211
134:472 135:113 136:581 137:543 138:985 139:390
140:693 141:341 142:911 143:665 144:410 145:74
146:637 147:483 148:765 149:631 150:362 151:692
152:694 153:130 154:966 155:762 156:1002 157:362
158:481 159:671 160:743 161:638 162:921 163:390
164:718 165:816 166:608 167:645 168:1514 169:151
170:1611 171:100 172:1151 173:786 174:230 175:45
176:404 177:1118 178:483 179:798 180:105 181:1886
182:45 183:866 184:453 185:3252 186:2333 187:1193
188:799 189:1541 190:5049 191:492 192:4929 193:1717
194:1160 195:913 196:745 197:1648 198:2585 199:4570
200:3861 201:3320 202:1040 203:683 204:2066 205:1985
206:1661 207:1462 208:1277 209:1935 210:304 211:428
212:989 213:706 214:1013 215:42 216:2433 217:439
218:521 219:21 220:29 221:301 222:30 223:722
End of report
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