[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jan 11 20:17:01 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Sat 11 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: 255642
Prefixes after maximum aggregation (per Origin AS): 112161
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134329
Number of IPv4 prefixes with a valid ROA: 112477
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 143146
Total ASes present in the Internet Routing Table: 20087
Prefixes per ASN: 12.73
Origin-only ASes present in the Internet Routing Table: 17231
Origin ASes announcing only one prefix: 7713
Transit ASes present in the Internet Routing Table: 2856
Transit-only ASes present in the Internet Routing Table: 745
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: 46023
Number of 32-bit ASNs visible in the Routing Table: 7814
Prefixes from 32-bit ASNs in the Routing Table: 29466
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: 150
Number of addresses announced to Internet: 1532448765
Equivalent to 91 /8s, 87 /16s and 79 /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: 80496
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31357
Total APNIC prefixes after maximum aggregation: 7517
APNIC Deaggregation factor: 4.17
Prefixes being announced from the APNIC address blocks: 30579
Unique aggregates announced from the APNIC address blocks: 8207
APNIC Region origin ASes present in the Internet Routing Table: 1131
APNIC Prefixes per ASN: 27.04
APNIC Region origin ASes announcing only one prefix: 435
APNIC Region transit ASes present in the Internet Routing Table: 216
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: 485
Number of APNIC addresses announced to Internet: 173461868
Equivalent to 10 /8s, 86 /16s and 209 /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: 118269
Total ARIN prefixes after maximum aggregation: 61368
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116778
Unique aggregates announced from the ARIN address blocks: 61784
ARIN Region origin ASes present in the Internet Routing Table: 9084
ARIN Prefixes per ASN: 12.86
ARIN Region origin ASes announcing only one prefix: 3819
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: 2048
Number of ARIN addresses announced to Internet: 956288641
Equivalent to 56 /8s, 255 /16s and 206 /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: 45990
Total RIPE prefixes after maximum aggregation: 25161
RIPE Deaggregation factor: 1.83
Prefixes being announced from the RIPE address blocks: 47352
Unique aggregates announced from the RIPE address blocks: 35232
RIPE Region origin ASes present in the Internet Routing Table: 4457
RIPE Prefixes per ASN: 10.62
RIPE Region origin ASes announcing only one prefix: 1873
RIPE Region transit ASes present in the Internet Routing Table: 676
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: 1784
Number of RIPE addresses announced to Internet: 263635920
Equivalent to 15 /8s, 182 /16s and 195 /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: 49284
Total LACNIC prefixes after maximum aggregation: 14880
LACNIC Deaggregation factor: 3.31
Prefixes being announced from the LACNIC address blocks: 48060
Unique aggregates announced from the LACNIC address blocks: 22860
LACNIC Region origin ASes present in the Internet Routing Table: 4244
LACNIC Prefixes per ASN: 11.32
LACNIC Region origin ASes announcing only one prefix: 1463
LACNIC Region transit ASes present in the Internet Routing Table: 897
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: 3352
Number of LACNIC addresses announced to Internet: 99652672
Equivalent to 5 /8s, 240 /16s and 148 /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: 10420
Total AfriNIC prefixes after maximum aggregation: 3008
AfriNIC Deaggregation factor: 3.46
Prefixes being announced from the AfriNIC address blocks: 12723
Unique aggregates announced from the AfriNIC address blocks: 6123
AfriNIC Region origin ASes present in the Internet Routing Table: 291
AfriNIC Prefixes per ASN: 43.72
AfriNIC Region origin ASes announcing only one prefix: 123
AfriNIC Region transit ASes present in the Internet Routing Table: 79
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: 145
Number of AfriNIC addresses announced to Internet: 39343872
Equivalent to 2 /8s, 88 /16s and 87 /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 12624 38899 3301 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2517 3011 1197 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2302 164 1407 USDA-1, US
36352 1972 169 860 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 1276 99 1024 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 587 55 26 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
62240 507 36 343 CLOUVIDER Clouvider - Global ASN, GB
212238 488 35 433 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 6018 1695 796 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 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 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 891 67 392 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 566 125 175 Vodafone-, EG
36914 538 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 12624 38899 3301 AMAZON-02, US
9808 10047 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6018 1695 796 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2517 3011 1197 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2302 164 1407 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1972 169 860 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 10047 9961 CHINAMOBILE-CN China Mobile Communications Grou
8151 6018 5222 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 /18:4079
/19:7507 /20:12216 /21:14929 /22:27392 /23:27147 /24:149065
/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 3210 6018 UNINET, MX
16509 2259 12624 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 2:493 3:543 4:5 5:790 6:152
7:5 8:659 11:171 12:978 13:300 14:112
15:294 16:234 17:5 18:874 20:165 21:4
22:188 23:2340 24:742 27:35 29:19 31:414
32:22 34:7 35:101 36:1218 37:552 38:2054
39:527 40:52 41:996 42:209 43:178 44:32
45:3766 46:908 47:88 49:28 50:355 51:373
52:1388 54:286 55:1031 56:8 57:15 58:31
59:27 60:16 61:77 62:537 63:769 64:1733
65:1099 66:1513 67:923 68:458 69:1166 70:300
71:206 72:578 74:898 75:433 76:253 77:371
78:299 79:289 80:273 81:367 82:339 83:202
84:316 85:493 86:218 87:219 88:267 89:619
90:66 91:978 92:625 93:454 94:863 95:533
96:221 97:63 98:403 99:163 100:36 101:28
102:321 103:946 104:1092 105:94 106:39 107:1433
108:489 109:381 110:63 111:1891 112:450 113:39
114:52 115:26 116:56 117:1038 118:180 119:153
120:1159 121:40 122:124 123:149 124:55 125:22
128:443 129:297 130:661 131:934 132:558 133:211
134:473 135:113 136:581 137:543 138:989 139:391
140:694 141:341 142:909 143:668 144:410 145:74
146:638 147:481 148:751 149:631 150:362 151:698
152:694 153:130 154:967 155:762 156:1001 157:362
158:479 159:666 160:744 161:638 162:921 163:390
164:716 165:814 166:608 167:643 168:1514 169:150
170:1614 171:100 172:1148 173:785 174:230 175:45
176:404 177:1130 178:483 179:802 180:105 181:1902
182:47 183:866 184:453 185:3245 186:2341 187:1140
188:801 189:1486 190:5050 191:482 192:4928 193:1718
194:1160 195:901 196:745 197:1643 198:2580 199:4573
200:3938 201:3292 202:1041 203:684 204:2066 205:1991
206:1660 207:1462 208:1277 209:1937 210:307 211:428
212:985 213:706 214:1005 215:42 216:2435 217:438
218:520 219:22 220:29 221:301 222:30 223:722
End of report
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