[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 24 20:16:59 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Fri 24 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: 257505
Prefixes after maximum aggregation (per Origin AS): 112117
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 135811
Number of IPv4 prefixes with a valid ROA: 114447
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 143039
Total ASes present in the Internet Routing Table: 19935
Prefixes per ASN: 12.92
Origin-only ASes present in the Internet Routing Table: 17098
Origin ASes announcing only one prefix: 7605
Transit ASes present in the Internet Routing Table: 2837
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: 300
Number of instances of unregistered ASNs: 301
Number of 32-bit ASNs allocated by the RIRs: 46056
Number of 32-bit ASNs visible in the Routing Table: 7772
Prefixes from 32-bit ASNs in the Routing Table: 29939
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: 147
Number of addresses announced to Internet: 1531021309
Equivalent to 91 /8s, 65 /16s and 135 /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: 81535
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 32015
Total APNIC prefixes after maximum aggregation: 7785
APNIC Deaggregation factor: 4.11
Prefixes being announced from the APNIC address blocks: 30538
Unique aggregates announced from the APNIC address blocks: 8083
APNIC Region origin ASes present in the Internet Routing Table: 1109
APNIC Prefixes per ASN: 27.54
APNIC Region origin ASes announcing only one prefix: 426
APNIC Region transit ASes present in the Internet Routing Table: 227
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 486
Number of APNIC addresses announced to Internet: 170723180
Equivalent to 10 /8s, 45 /16s and 7 /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: 119462
Total ARIN prefixes after maximum aggregation: 61472
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 117514
Unique aggregates announced from the ARIN address blocks: 62821
ARIN Region origin ASes present in the Internet Routing Table: 9029
ARIN Prefixes per ASN: 13.02
ARIN Region origin ASes announcing only one prefix: 3773
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: 2037
Number of ARIN addresses announced to Internet: 958496129
Equivalent to 57 /8s, 33 /16s and 125 /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: 45400
Total RIPE prefixes after maximum aggregation: 24788
RIPE Deaggregation factor: 1.83
Prefixes being announced from the RIPE address blocks: 46949
Unique aggregates announced from the RIPE address blocks: 34853
RIPE Region origin ASes present in the Internet Routing Table: 4384
RIPE Prefixes per ASN: 10.71
RIPE Region origin ASes announcing only one prefix: 1830
RIPE Region transit ASes present in the Internet Routing Table: 659
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: 1755
Number of RIPE addresses announced to Internet: 262370512
Equivalent to 15 /8s, 163 /16s and 116 /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: 49907
Total LACNIC prefixes after maximum aggregation: 15039
LACNIC Deaggregation factor: 3.32
Prefixes being announced from the LACNIC address blocks: 48674
Unique aggregates announced from the LACNIC address blocks: 23094
LACNIC Region origin ASes present in the Internet Routing Table: 4241
LACNIC Prefixes per ASN: 11.48
LACNIC Region origin ASes announcing only one prefix: 1450
LACNIC Region transit ASes present in the Internet Routing Table: 888
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: 3346
Number of LACNIC addresses announced to Internet: 99734080
Equivalent to 5 /8s, 241 /16s and 210 /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: 10421
Total AfriNIC prefixes after maximum aggregation: 2819
AfriNIC Deaggregation factor: 3.70
Prefixes being announced from the AfriNIC address blocks: 13683
Unique aggregates announced from the AfriNIC address blocks: 6835
AfriNIC Region origin ASes present in the Internet Routing Table: 297
AfriNIC Prefixes per ASN: 46.07
AfriNIC Region origin ASes announcing only one prefix: 126
AfriNIC Region transit ASes present in the Internet Routing Table: 77
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: 39628544
Equivalent to 2 /8s, 92 /16s and 175 /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 10152 8753 87 CHINAMOBILE-CN China Mobile Communication
56046 1570 803 179 CMNET-JIANGSU-AP China Mobile communicati
56041 1539 714 78 CMNET-ZHEJIANG-AP China Mobile communicat
56047 1504 192 52 CMNET-HUNAN-AP China Mobile communication
24547 825 177 49 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
17561 804 51 453 LCS-AS-AP LARUS Limited, HK
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 642 2202 464 SINET-AS Research Organization of Informa
17676 481 9343 152 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 12623 38858 3717 AMAZON-02, US
22773 3376 3017 179 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2533 3016 1219 DNIC-ASBLK-00306-00371, US
7018 2514 23070 1778 ATT-INTERNET4, US
4155 2332 166 1411 USDA-1, US
36352 2128 178 934 AS-COLOCROSSING, US
11776 1888 257 216 ATLANTICBB-JOHNSTOWN, US
6167 1757 3432 450 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 1936 130 50 ALJAWWALSTC-AS, SA
20940 1258 98 1009 AKAMAI-ASN1, NL
3215 892 4818 289 France Telecom - Orange, FR
3257 793 2069 695 GTT-BACKBONE GTT, US
8452 627 1756 124 TE-AS TE-AS, EG
25019 601 1007 132 SAUDINETSTC-AS, SA
8376 589 54 24 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 535 38 478 CDNEXT, GB
47524 477 70 220 AS-TURKSAT, TR
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 5972 1742 783 UNINET, MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
10620 1763 262 1244 Telmex Colombia S.A., CO
3816 1327 777 209 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1107 371 22 Telefonica del Peru S.A.A., PE
26615 1002 2503 53 TIM SA, BR
18881 868 1127 31 TELEFONICA BRASIL S.A, BR
27651 725 106 49 ENTEL CHILE S.A., CL
28006 640 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
26599 558 2888 72 TELEFONICA BRASIL S.A, BR
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 1522 389 18 LINKdotNET-AS, EG
20011 978 180 282 INTERNET-SOLUTIONS, ZA
29571 817 64 376 ORANGE-COTE-IVOIRE, CI
24835 799 381 135 RAYA-AS, EG
36992 637 1225 129 ETISALAT-MISR, EG
37069 606 1031 15 MOBINIL, EG
36914 552 82 3 KENET-AS, KE
36935 551 120 162 Vodafone-, EG
36903 396 185 288 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 12623 38858 3717 AMAZON-02, US
9808 10152 8753 87 CHINAMOBILE-CN China Mobile Communication
8151 5972 1742 783 UNINET, MX
22773 3376 3017 179 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
367 2533 3016 1219 DNIC-ASBLK-00306-00371, US
7018 2514 23070 1778 ATT-INTERNET4, US
4155 2332 166 1411 USDA-1, US
36352 2128 178 934 AS-COLOCROSSING, US
11830 1992 369 64 Instituto Costarricense de Electricidad y
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 10152 10065 CHINAMOBILE-CN China Mobile Communications Grou
8151 5972 5189 UNINET, MX
22773 3376 3197 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1992 1928 Instituto Costarricense de Electricidad y Telec
39891 1936 1886 ALJAWWALSTC-AS, SA
11776 1888 1672 ATLANTICBB-JOHNSTOWN, US
24863 1522 1504 LINKdotNET-AS, EG
56041 1539 1461 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
56046 1570 1391 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 /11:39 /12:146
/13:210 /14:565 /15:1093 /16:7535 /17:3399 /18:4126
/19:7535 /20:12179 /21:14993 /22:27436 /23:27457 /24:150544
/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 3149 5972 UNINET, MX
22773 2516 3376 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2251 12623 AMAZON-02, US
11830 1693 1992 Instituto Costarricense de Electricidad y Telecom., CR
39891 1081 1936 ALJAWWALSTC-AS, SA
10620 991 1763 Telmex Colombia S.A., CO
7018 989 2514 ATT-INTERNET4, US
209 946 1660 CENTURYLINK-US-LEGACY-QWEST, US
19901 906 1111 BRSPD-PUBLIC, US
11776 895 1888 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 2:485 3:553 4:5 5:773 6:152
7:5 8:660 11:171 12:980 13:296 14:116
15:295 16:234 17:5 18:874 20:169 21:4
22:188 23:2335 24:689 27:37 29:19 31:437
32:19 34:7 35:114 36:1224 37:566 38:2031
39:540 40:53 41:990 42:209 43:175 44:33
45:3828 46:960 47:88 49:27 50:337 51:375
52:1387 54:286 55:1141 56:9 57:16 58:32
59:28 60:16 61:77 62:531 63:765 64:1806
65:1094 66:1536 67:940 68:433 69:1186 70:432
71:204 72:671 74:907 75:429 76:249 77:442
78:293 79:282 80:265 81:353 82:361 83:196
84:328 85:468 86:216 87:227 88:261 89:638
90:62 91:968 92:630 93:462 94:873 95:589
96:233 97:55 98:480 99:161 100:37 101:29
102:310 103:896 104:1149 105:216 106:36 107:1416
108:494 109:382 110:32 111:1909 112:458 113:39
114:49 115:24 116:58 117:1048 118:179 119:131
120:1165 121:41 122:124 123:149 124:54 125:24
128:452 129:276 130:656 131:929 132:566 133:212
134:462 135:113 136:584 137:535 138:1009 139:389
140:694 141:329 142:913 143:675 144:405 145:74
146:633 147:489 148:760 149:636 150:367 151:669
152:697 153:124 154:1436 155:769 156:1454 157:365
158:482 159:685 160:748 161:593 162:922 163:355
164:723 165:800 166:613 167:640 168:1552 169:148
170:1616 171:102 172:1159 173:776 174:231 175:33
176:403 177:1242 178:489 179:797 180:73 181:1906
182:36 183:874 184:457 185:3151 186:2393 187:1178
188:759 189:1509 190:5014 191:497 192:4921 193:1706
194:1133 195:870 196:722 197:1686 198:2554 199:4606
200:3921 201:3317 202:1028 203:689 204:2062 205:1949
206:1569 207:1473 208:1293 209:1899 210:296 211:427
212:965 213:707 214:1006 215:36 216:2425 217:435
218:521 219:26 220:25 221:301 222:30 223:733
End of report
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