[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jan 13 03:40:30 UTC 2025
IPv4 R&E Routing Table Report 03:38 GMT Mon 13 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: 255640
Prefixes after maximum aggregation (per Origin AS): 112093
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 134442
Number of IPv4 prefixes with a valid ROA: 112338
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 143283
Total ASes present in the Internet Routing Table: 20105
Prefixes per ASN: 12.72
Origin-only ASes present in the Internet Routing Table: 17236
Origin ASes announcing only one prefix: 7706
Transit ASes present in the Internet Routing Table: 2869
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: 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: 46033
Number of 32-bit ASNs visible in the Routing Table: 7838
Prefixes from 32-bit ASNs in the Routing Table: 29472
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: 1532419325
Equivalent to 91 /8s, 86 /16s and 220 /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: 80461
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31353
Total APNIC prefixes after maximum aggregation: 7522
APNIC Deaggregation factor: 4.17
Prefixes being announced from the APNIC address blocks: 30568
Unique aggregates announced from the APNIC address blocks: 8198
APNIC Region origin ASes present in the Internet Routing Table: 1133
APNIC Prefixes per ASN: 26.98
APNIC Region origin ASes announcing only one prefix: 435
APNIC Region transit ASes present in the Internet Routing Table: 219
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: 486
Number of APNIC addresses announced to Internet: 173430380
Equivalent to 10 /8s, 86 /16s and 86 /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: 118248
Total ARIN prefixes after maximum aggregation: 61346
ARIN Deaggregation factor: 1.93
Prefixes being announced from the ARIN address blocks: 116741
Unique aggregates announced from the ARIN address blocks: 61734
ARIN Region origin ASes present in the Internet Routing Table: 9087
ARIN Prefixes per ASN: 12.85
ARIN Region origin ASes announcing only one prefix: 3818
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: 2050
Number of ARIN addresses announced to Internet: 956272257
Equivalent to 56 /8s, 255 /16s and 142 /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: 45749
Total RIPE prefixes after maximum aggregation: 25054
RIPE Deaggregation factor: 1.83
Prefixes being announced from the RIPE address blocks: 47189
Unique aggregates announced from the RIPE address blocks: 35256
RIPE Region origin ASes present in the Internet Routing Table: 4428
RIPE Prefixes per ASN: 10.66
RIPE Region origin ASes announcing only one prefix: 1858
RIPE Region transit ASes present in the Internet Routing Table: 673
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: 1771
Number of RIPE addresses announced to Internet: 263499728
Equivalent to 15 /8s, 180 /16s and 175 /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: 49557
Total LACNIC prefixes after maximum aggregation: 14948
LACNIC Deaggregation factor: 3.32
Prefixes being announced from the LACNIC address blocks: 48327
Unique aggregates announced from the LACNIC address blocks: 23003
LACNIC Region origin ASes present in the Internet Routing Table: 4276
LACNIC Prefixes per ASN: 11.30
LACNIC Region origin ASes announcing only one prefix: 1470
LACNIC Region transit ASes present in the Internet Routing Table: 909
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: 3383
Number of LACNIC addresses announced to Internet: 99704640
Equivalent to 5 /8s, 241 /16s and 95 /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: 10411
Total AfriNIC prefixes after maximum aggregation: 2996
AfriNIC Deaggregation factor: 3.47
Prefixes being announced from the AfriNIC address blocks: 12665
Unique aggregates announced from the AfriNIC address blocks: 6128
AfriNIC Region origin ASes present in the Internet Routing Table: 293
AfriNIC Prefixes per ASN: 43.23
AfriNIC Region origin ASes announcing only one prefix: 125
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: 148
Number of AfriNIC addresses announced to Internet: 39446528
Equivalent to 2 /8s, 89 /16s and 232 /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 12617 38899 3295 AMAZON-02, US
749 3261 54895 2508 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2512 3012 1192 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2303 164 1408 USDA-1, US
36352 1971 169 859 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 1308 102 1047 AKAMAI-ASN1, NL
3215 888 4814 286 France Telecom - Orange, FR
3257 794 2069 695 GTT-BACKBONE GTT, US
8452 617 1842 17 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 487 35 432 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 6019 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 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 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 1563 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 595 1006 263 ETISALAT-MISR, EG
36935 546 119 166 Vodafone-, EG
36914 536 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 12617 38899 3295 AMAZON-02, US
9808 10047 8753 86 CHINAMOBILE-CN China Mobile Communication
8151 6019 1695 796 UNINET, MX
749 3261 54895 2508 DNIC-AS-00749, US
7018 2722 23258 1859 ATT-INTERNET4, US
367 2512 3012 1192 DNIC-ASBLK-00306-00371, US
22773 2467 2081 708 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2303 164 1408 USDA-1, US
11830 1995 369 64 Instituto Costarricense de Electricidad y
36352 1971 169 859 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 6019 5223 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 1563 1545 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 /15:1093 /16:7602 /17:3410 /18:4083
/19:7510 /20:12240 /21:14926 /22:27408 /23:27234 /24:148939
/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 3209 6019 UNINET, MX
16509 2253 12617 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 2:505 3:543 4:5 5:789 6:152
7:5 8:660 11:171 12:979 13:300 14:112
15:294 16:234 17:5 18:874 20:165 21:4
22:188 23:2350 24:731 27:35 29:19 31:399
32:22 34:7 35:101 36:1218 37:541 38:2056
39:527 40:52 41:985 42:209 43:178 44:32
45:3731 46:908 47:88 49:28 50:355 51:373
52:1388 54:286 55:1030 56:8 57:15 58:31
59:27 60:16 61:77 62:542 63:769 64:1735
65:1100 66:1511 67:924 68:458 69:1166 70:300
71:206 72:574 74:898 75:433 76:253 77:368
78:298 79:283 80:276 81:366 82:339 83:202
84:313 85:477 86:219 87:221 88:266 89:617
90:66 91:977 92:631 93:439 94:853 95:529
96:222 97:63 98:403 99:163 100:36 101:28
102:325 103:944 104:1092 105:87 106:39 107:1413
108:484 109:383 110:63 111:1891 112:450 113:39
114:52 115:26 116:57 117:1038 118:180 119:154
120:1159 121:40 122:123 123:149 124:55 125:22
128:445 129:297 130:660 131:930 132:561 133:211
134:465 135:113 136:581 137:545 138:995 139:385
140:693 141:337 142:909 143:664 144:411 145:74
146:638 147:482 148:755 149:630 150:362 151:698
152:694 153:130 154:966 155:759 156:1000 157:358
158:479 159:655 160:744 161:639 162:924 163:388
164:717 165:814 166:607 167:645 168:1519 169:150
170:1612 171:100 172:1147 173:789 174:230 175:45
176:398 177:1140 178:479 179:808 180:105 181:1900
182:45 183:866 184:455 185:3195 186:2380 187:1147
188:779 189:1508 190:5049 191:480 192:4928 193:1712
194:1155 195:887 196:747 197:1643 198:2580 199:4579
200:3998 201:3287 202:1039 203:684 204:2068 205:1991
206:1659 207:1461 208:1276 209:1936 210:307 211:428
212:973 213:706 214:1011 215:42 216:2436 217:440
218:519 219:22 220:29 221:301 222:30 223:722
End of report
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