[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Feb 2 20:16:57 UTC 2025
IPv4 R&E Routing Table Report 20:15 GMT Sun 02 Feb, 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: 256855
Prefixes after maximum aggregation (per Origin AS): 111719
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 136023
Number of IPv4 prefixes with a valid ROA: 114382
Number of IPv4 prefixes with an invalid ROA: 19
Number of IPv4 prefixes with no ROA: 142454
Total ASes present in the Internet Routing Table: 20000
Prefixes per ASN: 12.84
Origin-only ASes present in the Internet Routing Table: 17178
Origin ASes announcing only one prefix: 7647
Transit ASes present in the Internet Routing Table: 2822
Transit-only ASes present in the Internet Routing Table: 730
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: 290
Number of instances of unregistered ASNs: 291
Number of 32-bit ASNs allocated by the RIRs: 46095
Number of 32-bit ASNs visible in the Routing Table: 7836
Prefixes from 32-bit ASNs in the Routing Table: 29460
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: 143
Number of addresses announced to Internet: 1520852509
Equivalent to 90 /8s, 166 /16s and 94 /24s
Percentage of available address space announced: 41.1
Percentage of allocated address space announced: 41.1
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: 81245
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31773
Total APNIC prefixes after maximum aggregation: 7771
APNIC Deaggregation factor: 4.09
Prefixes being announced from the APNIC address blocks: 30473
Unique aggregates announced from the APNIC address blocks: 8077
APNIC Region origin ASes present in the Internet Routing Table: 1135
APNIC Prefixes per ASN: 26.85
APNIC Region origin ASes announcing only one prefix: 434
APNIC Region transit ASes present in the Internet Routing Table: 223
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: 494
Number of APNIC addresses announced to Internet: 169104236
Equivalent to 10 /8s, 20 /16s and 83 /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: 118435
Total ARIN prefixes after maximum aggregation: 60942
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 116765
Unique aggregates announced from the ARIN address blocks: 62774
ARIN Region origin ASes present in the Internet Routing Table: 9042
ARIN Prefixes per ASN: 12.91
ARIN Region origin ASes announcing only one prefix: 3814
ARIN Region transit ASes present in the Internet Routing Table: 839
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: 2043
Number of ARIN addresses announced to Internet: 948649889
Equivalent to 56 /8s, 139 /16s and 63 /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: 45996
Total RIPE prefixes after maximum aggregation: 25061
RIPE Deaggregation factor: 1.84
Prefixes being announced from the RIPE address blocks: 47392
Unique aggregates announced from the RIPE address blocks: 35197
RIPE Region origin ASes present in the Internet Routing Table: 4376
RIPE Prefixes per ASN: 10.83
RIPE Region origin ASes announcing only one prefix: 1816
RIPE Region transit ASes present in the Internet Routing Table: 652
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: 1752
Number of RIPE addresses announced to Internet: 263065552
Equivalent to 15 /8s, 174 /16s and 15 /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: 15050
LACNIC Deaggregation factor: 3.30
Prefixes being announced from the LACNIC address blocks: 48469
Unique aggregates announced from the LACNIC address blocks: 23338
LACNIC Region origin ASes present in the Internet Routing Table: 4300
LACNIC Prefixes per ASN: 11.27
LACNIC Region origin ASes announcing only one prefix: 1459
LACNIC Region transit ASes present in the Internet Routing Table: 899
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: 3395
Number of LACNIC addresses announced to Internet: 99442752
Equivalent to 5 /8s, 237 /16s and 96 /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: 10649
Total AfriNIC prefixes after maximum aggregation: 2691
AfriNIC Deaggregation factor: 3.96
Prefixes being announced from the AfriNIC address blocks: 13613
Unique aggregates announced from the AfriNIC address blocks: 6516
AfriNIC Region origin ASes present in the Internet Routing Table: 294
AfriNIC Prefixes per ASN: 46.30
AfriNIC Region origin ASes announcing only one prefix: 124
AfriNIC Region transit ASes present in the Internet Routing Table: 75
Average AfriNIC Region AS path length visible: 6.6
Max AfriNIC Region AS path length visible: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 152
Number of AfriNIC addresses announced to Internet: 40524032
Equivalent to 2 /8s, 106 /16s and 89 /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 10149 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
24444 777 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
17561 659 42 410 LCS-AS-AP LARUS Limited, HK
2907 642 2202 464 SINET-AS Research Organization of Informa
24445 469 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic
45102 465 741 134 ALIBABA-CN-NET Alibaba US Technology Co.,
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 12682 38941 3737 AMAZON-02, US
22773 3379 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
7018 2535 23071 1800 ATT-INTERNET4, US
367 2526 3010 1204 DNIC-ASBLK-00306-00371, US
4155 2352 170 1428 USDA-1, US
36352 2103 177 940 AS-COLOCROSSING, US
11776 1890 257 214 ATLANTICBB-JOHNSTOWN, US
6167 1740 3431 442 CELLCO-PART, US
209 1682 4892 286 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 1228 96 984 AKAMAI-ASN1, NL
3215 891 4818 289 France Telecom - Orange, FR
3257 791 2069 694 GTT-BACKBONE GTT, US
62240 753 51 334 CLOUVIDER Clouvider - Global ASN, GB
25019 647 1024 134 SAUDINETSTC-AS, SA
8452 624 1756 123 TE-AS TE-AS, EG
8376 583 54 24 Jordan Data Communications, JO
51167 566 112 249 CONTABO, DE
212238 541 39 478 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 5880 1679 787 UNINET, MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
10620 1763 262 1244 Telmex Colombia S.A., CO
3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1102 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 50 ENTEL CHILE S.A., CL
28006 641 77 293 CORPORACION NACIONAL DE TELECOMUNICACIONE
26599 560 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 1520 389 16 LINKdotNET-AS, EG
29571 1114 79 370 ORANGE-COTE-IVOIRE, CI
20011 978 180 282 INTERNET-SOLUTIONS, ZA
24835 800 381 135 RAYA-AS, EG
37069 644 1031 15 MOBINIL, EG
36992 637 1225 129 ETISALAT-MISR, EG
36935 592 522 53 Vodafone-, EG
36914 547 82 3 KENET-AS, KE
36903 396 185 288 MT-MPLS, MA
2018 378 319 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 12682 38941 3737 AMAZON-02, US
9808 10149 8753 87 CHINAMOBILE-CN China Mobile Communication
8151 5880 1679 787 UNINET, MX
22773 3379 3017 180 ASN-CXA-ALL-CCI-22773-RDC, US
749 3259 54879 2506 DNIC-AS-00749, US
7018 2535 23071 1800 ATT-INTERNET4, US
367 2526 3010 1204 DNIC-ASBLK-00306-00371, US
4155 2352 170 1428 USDA-1, US
36352 2103 177 940 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 10149 10062 CHINAMOBILE-CN China Mobile Communications Grou
8151 5880 5093 UNINET, MX
22773 3379 3199 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1992 1928 Instituto Costarricense de Electricidad y Telec
39891 1936 1886 ALJAWWALSTC-AS, SA
11776 1890 1676 ATLANTICBB-JOHNSTOWN, US
24863 1520 1504 LINKdotNET-AS, EG
56041 1539 1461 CMNET-ZHEJIANG-AP China Mobile communications c
56047 1504 1452 CMNET-HUNAN-AP China Mobile communications corp
209 1682 1396 CENTURYLINK-US-LEGACY-QWEST, US
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 /11:40 /12:145
/13:207 /14:556 /15:1079 /16:7448 /17:3386 /18:4115
/19:7508 /20:12261 /21:14864 /22:27375 /23:27294 /24:150315
/25:48 /26:77 /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 5880 UNINET, MX
22773 2518 3379 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2269 12682 AMAZON-02, US
11830 1693 1992 Instituto Costarricense de Electricidad y Telecom., CR
39891 1081 1936 ALJAWWALSTC-AS, SA
7018 1003 2535 ATT-INTERNET4, US
10620 991 1763 Telmex Colombia S.A., CO
209 969 1682 CENTURYLINK-US-LEGACY-QWEST, US
19901 909 1119 BRSPD-PUBLIC, US
11776 897 1890 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 2:469 3:564 4:5 5:800 6:152
7:5 8:652 11:171 12:974 13:293 14:112
15:297 16:234 17:5 18:881 20:108 21:4
22:188 23:2344 24:682 27:28 29:19 31:398
32:19 34:7 35:108 36:1227 37:645 38:2076
39:540 40:53 41:1027 42:209 43:164 44:27
45:3811 46:943 47:88 49:27 50:360 51:374
52:1387 54:286 55:1139 56:9 57:15 58:32
59:28 60:16 61:76 62:528 63:766 64:1753
65:1076 66:1529 67:915 68:421 69:1181 70:430
71:203 72:660 74:910 75:428 76:250 77:446
78:308 79:282 80:262 81:347 82:446 83:199
84:325 85:515 86:216 87:241 88:242 89:755
90:62 91:964 92:635 93:434 94:824 95:528
96:237 97:55 98:459 99:162 100:36 101:28
102:327 103:941 104:1128 105:129 106:36 107:1416
108:507 109:382 110:29 111:1913 112:459 113:39
114:48 115:24 116:52 117:1051 118:168 119:112
120:1165 121:40 122:122 123:147 124:54 125:24
128:447 129:275 130:662 131:938 132:562 133:212
134:437 135:113 136:587 137:490 138:1007 139:391
140:690 141:427 142:916 143:677 144:404 145:70
146:629 147:490 148:734 149:621 150:366 151:678
152:655 153:124 154:1341 155:769 156:1415 157:365
158:487 159:652 160:877 161:578 162:932 163:350
164:722 165:804 166:650 167:659 168:1548 169:145
170:1653 171:101 172:1178 173:764 174:230 175:45
176:443 177:1170 178:548 179:812 180:69 181:1920
182:44 183:872 184:447 185:3262 186:2388 187:1115
188:747 189:1489 190:5053 191:489 192:4900 193:1740
194:1122 195:900 196:740 197:1654 198:2547 199:4595
200:3979 201:3298 202:973 203:682 204:2021 205:1964
206:1548 207:1407 208:1278 209:1844 210:313 211:426
212:912 213:722 214:1007 215:36 216:2393 217:437
218:523 219:22 220:25 221:301 222:30 223:732
End of report
More information about the ren-bgp-stats-all
mailing list