[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 21 20:16:31 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Wed 21 Feb, 2024
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: 187329
Prefixes after maximum aggregation (per Origin AS): 81593
Deaggregation factor: 2.30
Unique aggregates announced (without unneeded subnets): 102621
Number of IPv4 prefixes with a valid ROA: 72413
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 114893
Total ASes present in the Internet Routing Table: 15524
Prefixes per ASN: 12.07
Origin-only ASes present in the Internet Routing Table: 13457
Origin ASes announcing only one prefix: 6191
Transit ASes present in the Internet Routing Table: 2067
Transit-only ASes present in the Internet Routing Table: 541
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 28
Max AS path prepend of ASN ( 11816) 21
Prefixes from unregistered ASNs in the Routing Table: 228
Number of instances of unregistered ASNs: 228
Number of 32-bit ASNs allocated by the RIRs: 43666
Number of 32-bit ASNs visible in the Routing Table: 5498
Prefixes from 32-bit ASNs in the Routing Table: 18473
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 80
Number of addresses announced to Internet: 1067784249
Equivalent to 63 /8s, 165 /16s and 24 /24s
Percentage of available address space announced: 28.8
Percentage of allocated address space announced: 28.8
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: 55659
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28576
Total APNIC prefixes after maximum aggregation: 6439
APNIC Deaggregation factor: 4.44
Prefixes being announced from the APNIC address blocks: 28375
Unique aggregates announced from the APNIC address blocks: 7455
APNIC Region origin ASes present in the Internet Routing Table: 1059
APNIC Prefixes per ASN: 26.79
APNIC Region origin ASes announcing only one prefix: 436
APNIC Region transit ASes present in the Internet Routing Table: 176
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 448
Number of APNIC addresses announced to Internet: 171064456
Equivalent to 10 /8s, 50 /16s and 60 /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: 81967
Total ARIN prefixes after maximum aggregation: 44851
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 80952
Unique aggregates announced from the ARIN address blocks: 50433
ARIN Region origin ASes present in the Internet Routing Table: 7164
ARIN Prefixes per ASN: 11.30
ARIN Region origin ASes announcing only one prefix: 3068
ARIN Region transit ASes present in the Internet Routing Table: 640
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1440
Number of ARIN addresses announced to Internet: 603811041
Equivalent to 35 /8s, 253 /16s and 108 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 38843
Total RIPE prefixes after maximum aggregation: 18088
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 39210
Unique aggregates announced from the RIPE address blocks: 25503
RIPE Region origin ASes present in the Internet Routing Table: 3496
RIPE Prefixes per ASN: 11.22
RIPE Region origin ASes announcing only one prefix: 1522
RIPE Region transit ASes present in the Internet Routing Table: 523
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1266
Number of RIPE addresses announced to Internet: 189652432
Equivalent to 11 /8s, 77 /16s and 221 /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,
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: 32239
Total LACNIC prefixes after maximum aggregation: 10065
LACNIC Deaggregation factor: 3.20
Prefixes being announced from the LACNIC address blocks: 32031
Unique aggregates announced from the LACNIC address blocks: 15679
LACNIC Region origin ASes present in the Internet Routing Table: 2973
LACNIC Prefixes per ASN: 10.77
LACNIC Region origin ASes announcing only one prefix: 1080
LACNIC Region transit ASes present in the Internet Routing Table: 569
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2246
Number of LACNIC addresses announced to Internet: 74073600
Equivalent to 4 /8s, 106 /16s and 70 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 5476
Total AfriNIC prefixes after maximum aggregation: 1965
AfriNIC Deaggregation factor: 2.79
Prefixes being announced from the AfriNIC address blocks: 6681
Unique aggregates announced from the AfriNIC address blocks: 3473
AfriNIC Region origin ASes present in the Internet Routing Table: 200
AfriNIC Prefixes per ASN: 33.41
AfriNIC Region origin ASes announcing only one prefix: 85
AfriNIC Region transit ASes present in the Internet Routing Table: 61
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 98
Number of AfriNIC addresses announced to Internet: 29135616
Equivalent to 1 /8s, 188 /16s and 147 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1444 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 777 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 440 180 23 CSTNET-AS-AP Computer Network Informati
56040 435 488 106 CMNET-GUANGDONG-AP China Mobile communi
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 9615 11226 3360 AMAZON-02, US
749 3183 54927 2435 DNIC-AS-00749, US
367 2921 3697 1420 DNIC-ASBLK-00306-00371, US
11776 1855 256 219 ATLANTICBB-JOHNSTOWN, US
209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
5972 1470 394 648 DNIC-ASBLK-05800-06055, US
4155 1198 78 966 USDA-1, US
7979 989 65 196 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 932 435 857 AKAMAI-AS, 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 4754 286 59 ALJAWWALSTC-AS, SA
20940 1370 114 1104 AKAMAI-ASN1, NL
3215 898 4811 302 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 716 60 22 Jordan Data Communications, JO
8452 572 1841 11 TE-AS TE-AS, EG
15897 551 183 28 VODAFONETURKEY, TR
51167 437 79 185 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
34984 420 61 345 TELLCOM-AS, 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 5687 1642 964 UNINET, MX
3816 1306 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1089 369 22 Telefonica del Peru S.A.A., PE
11830 1042 324 5 Instituto Costarricense de Electricidad
18881 988 1120 28 TELEFONICA BRASIL S.A, BR
11664 591 108 222 Techtel LMDS Comunicaciones Interactiva
26599 562 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 478 69 209 Mega Cable, S.A. de C.V., MX
28343 307 58 93 UNIFIQUE TELECOMUNICACOES SA, 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
29571 715 48 292 ORANGE-COTE-IVOIRE, CI
24863 674 284 180 LINKdotNET-AS, EG
36992 514 721 295 ETISALAT-MISR, EG
36914 494 82 3 KENET-AS, KE
2018 381 319 71 TENET-1, ZA
36935 267 67 80 Vodafone-, EG
15399 177 14 72 WANANCHI-, KE
37492 169 471 44 ORANGE-, TN
24835 164 153 100 RAYA-AS, EG
327687 161 28 3 RENU, UG
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
9808 9636 8738 50 CHINAMOBILE-CN China Mobile Communicati
16509 9615 11226 3360 AMAZON-02, US
8151 5687 1642 964 UNINET, MX
39891 4754 286 59 ALJAWWALSTC-AS, SA
749 3183 54927 2435 DNIC-AS-00749, US
367 2921 3697 1420 DNIC-ASBLK-00306-00371, US
11776 1855 256 219 ATLANTICBB-JOHNSTOWN, US
209 1709 4898 320 CENTURYLINK-US-LEGACY-QWEST, US
5972 1470 394 648 DNIC-ASBLK-05800-06055, US
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 9615 6255 AMAZON-02, US
8151 5687 4723 UNINET, MX
39891 4754 4695 ALJAWWALSTC-AS, SA
11776 1855 1636 ATLANTICBB-JOHNSTOWN, US
367 2921 1501 DNIC-ASBLK-00306-00371, US
56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp
209 1709 1389 CENTURYLINK-US-LEGACY-QWEST, US
56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1444 1334 CMNET-JIANGSU-AP China Mobile communications co
3816 1306 1108 COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.235.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.180.92.0/22 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 Transit: 15964 CAMNET-AS, CM
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
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 /8:11 /9:4 /10:14 /11:29 /12:76
/13:130 /14:361 /15:739 /16:5522 /17:2689 /18:2774
/19:5734 /20:8998 /21:11078 /22:20314 /23:20719 /24:107866
/25:83 /26:52 /27:73 /28:19 /29:21 /30:16
/31:0 /32:7
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3436 4754 ALJAWWALSTC-AS, SA
8151 3067 5687 UNINET, MX
16509 2027 9615 AMAZON-02, US
209 966 1709 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1855 ATLANTICBB-JOHNSTOWN, US
11830 882 1042 Instituto Costarricense de Electricidad y Telec
6147 687 1089 Telefonica del Peru S.A.A., PE
19901 680 818 BRSPD-PUBLIC, US
8376 559 716 Jordan Data Communications, JO
36914 479 494 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:472 3:266 5:1113 6:151 7:5
8:620 11:171 12:255 13:328 14:99 15:280
16:168 17:6 18:682 20:30 21:4 22:188
23:1869 24:390 25:2 27:18 29:19 31:218
32:1 34:2 35:54 36:1109 37:586 38:845
39:523 40:8 41:728 42:15 43:175 44:29
45:2263 46:618 47:148 49:10 50:250 51:472
52:1353 54:296 55:878 57:18 58:6 59:33
60:19 61:62 62:387 63:458 64:1513 65:806
66:1263 67:671 68:142 69:709 70:150 71:192
72:366 74:723 75:392 76:202 77:272 78:551
79:166 80:207 81:185 82:183 83:95 84:184
85:326 86:154 87:151 88:103 89:339 90:97
91:567 92:396 93:792 94:494 95:1104 96:167
97:29 98:128 99:148 100:22 101:26 102:189
103:955 104:684 105:129 106:2 107:225 108:304
109:214 110:26 111:1743 112:446 113:40 114:31
115:10 116:32 117:951 118:45 119:94 120:1088
121:31 122:78 123:20 124:57 125:11 128:419
129:281 130:508 131:775 132:508 133:265 134:334
135:69 136:363 137:431 138:716 139:424 140:562
141:193 142:698 143:586 144:314 145:80 146:500
147:318 148:589 149:503 150:280 151:545 152:359
153:116 154:469 155:657 156:300 157:227 158:318
159:527 160:766 161:444 162:689 163:288 164:594
165:382 166:102 167:371 168:929 169:150 170:1212
171:63 172:892 173:612 174:107 175:44 176:418
177:716 178:293 179:465 180:44 181:952 182:8
183:853 184:206 185:2323 186:1001 187:818 188:551
189:1088 190:2878 191:174 192:3691 193:1342 194:904
195:659 196:460 197:682 198:1891 199:2986 200:2730
201:2603 202:904 203:613 204:1727 205:1640 206:1103
207:1035 208:980 209:1357 210:292 211:440 212:754
213:658 214:1067 215:37 216:1670 217:344 218:515
219:19 220:30 221:292 222:18 223:628
End of report
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