[REN-BGP-stats-all] IPv4 R&E Routing Table Report - CEDIA (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed May 15 22:10:42 UTC 2024
IPv4 R&E Routing Table Report 22:10 GMT Wed 15 May, 2024
IPv4 BGP Table (R&E) as seen at CEDIA.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/CEDIA/
Analysis Summary
----------------
BGP routing table entries examined: 25639
Prefixes after maximum aggregation (per Origin AS): 12755
Deaggregation factor: 2.01
Unique aggregates announced (without unneeded subnets): 14418
Number of IPv4 prefixes with a valid ROA: 12591
Number of IPv4 prefixes with an invalid ROA: 165
Number of IPv4 prefixes with no ROA: 12883
Total ASes present in the Internet Routing Table: 2770
Prefixes per ASN: 9.26
Origin-only ASes present in the Internet Routing Table: 2394
Origin ASes announcing only one prefix: 1053
Transit ASes present in the Internet Routing Table: 376
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 15
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 44471
Number of 32-bit ASNs visible in the Routing Table: 667
Prefixes from 32-bit ASNs in the Routing Table: 4677
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 8
Number of addresses announced to Internet: 239742498
Equivalent to 14 /8s, 74 /16s and 46 /24s
Percentage of available address space announced: 6.5
Percentage of allocated address space announced: 6.5
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: 3386
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4728
Total APNIC prefixes after maximum aggregation: 2327
APNIC Deaggregation factor: 2.03
Prefixes being announced from the APNIC address blocks: 4781
Unique aggregates announced from the APNIC address blocks: 2678
APNIC Region origin ASes present in the Internet Routing Table: 587
APNIC Prefixes per ASN: 8.14
APNIC Region origin ASes announcing only one prefix: 249
APNIC Region transit ASes present in the Internet Routing Table: 62
Average APNIC Region AS path length visible: 5.6
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 234
Number of APNIC addresses announced to Internet: 45778752
Equivalent to 2 /8s, 186 /16s and 135 /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: 14977
Total ARIN prefixes after maximum aggregation: 6760
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 14737
Unique aggregates announced from the ARIN address blocks: 7559
ARIN Region origin ASes present in the Internet Routing Table: 1253
ARIN Prefixes per ASN: 11.76
ARIN Region origin ASes announcing only one prefix: 441
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 211
Number of ARIN addresses announced to Internet: 129587953
Equivalent to 7 /8s, 185 /16s and 90 /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, 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: 3604
Total RIPE prefixes after maximum aggregation: 2878
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3780
Unique aggregates announced from the RIPE address blocks: 3166
RIPE Region origin ASes present in the Internet Routing Table: 671
RIPE Prefixes per ASN: 5.63
RIPE Region origin ASes announcing only one prefix: 298
RIPE Region transit ASes present in the Internet Routing Table: 103
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 149
Number of RIPE addresses announced to Internet: 57689232
Equivalent to 3 /8s, 112 /16s and 68 /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: 1459
Total LACNIC prefixes after maximum aggregation: 634
LACNIC Deaggregation factor: 2.30
Prefixes being announced from the LACNIC address blocks: 1464
Unique aggregates announced from the LACNIC address blocks: 806
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 9.38
LACNIC Region origin ASes announcing only one prefix: 49
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 61
Number of LACNIC addresses announced to Internet: 4249185
Equivalent to 0 /8s, 64 /16s and 214 /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: 867
Total AfriNIC prefixes after maximum aggregation: 152
AfriNIC Deaggregation factor: 5.70
Prefixes being announced from the AfriNIC address blocks: 869
Unique aggregates announced from the AfriNIC address blocks: 202
AfriNIC Region origin ASes present in the Internet Routing Table: 31
AfriNIC Prefixes per ASN: 28.03
AfriNIC Region origin ASes announcing only one prefix: 16
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 12
Number of AfriNIC addresses announced to Internet: 2427904
Equivalent to 0 /8s, 37 /16s and 12 /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
2907 601 2162 465 SINET-AS Research Organization of Infor
7497 443 180 24 CSTNET-AS-AP Computer Network Informati
1237 191 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Re
4538 129 4192 72 ERX-CERNET-BKB China Education and Rese
55824 129 19 18 NKN-CORE-NW NKN Core Network, IN
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
396982 2770 3642 415 GOOGLE-CLOUD-PLATFORM, US
16509 2185 1717 946 AMAZON-02, US
14618 910 4166 690 AMAZON-AES, US
15169 832 1997 61 GOOGLE, US
376 203 162 152 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
36492 165 12 38 GOOGLEWIFI, US
270 162 345 88 AS270, US
2152 149 507 94 CSUNET-NW, US
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 282 1899 249 DFN Verein zur Foerderung eines Deutsch
786 184 1767 183 JANET Jisc Services Limited, GB
8895 159 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 92 27 72 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 75 27 65 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 156 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 118 25 55 Red Universitaria Nacional, CL
27947 118 0 90 Telconet S.A, EC
271640 65 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 48 16 1 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 36 4 3 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 380 319 71 TENET-1, ZA
36914 252 82 3 KENET-AS, KE
327700 48 16 1 MoRENet, MZ
8094 47 48 18 PUKNET, ZA
37215 36 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 14 11 3 TERNET, TZ
37654 14 1 8 RwEdNet-AS, RW
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
396982 2770 3642 415 GOOGLE-CLOUD-PLATFORM, US
16509 2185 1717 946 AMAZON-02, US
14618 910 4166 690 AMAZON-AES, US
15169 832 1997 61 GOOGLE, US
2907 601 2162 465 SINET-AS Research Organization of Infor
7497 443 180 24 CSTNET-AS-AP Computer Network Informati
2018 380 319 71 TENET-1, ZA
680 282 1899 249 DFN Verein zur Foerderung eines Deutsch
36914 252 82 3 KENET-AS, KE
376 203 162 152 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
16509 2185 1239 AMAZON-02, US
15169 832 771 GOOGLE, US
7497 443 419 CSTNET-AS-AP Computer Network Information Cente
2018 380 309 TENET-1, ZA
36914 252 249 KENET-AS, KE
14618 910 220 AMAZON-AES, US
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
2920 176 169 LACOE, US
8895 159 154 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
18838 UNALLOCATED 168.8.240.0/20 3480 PEACHNET-AS3480, US
18838 UNALLOCATED 168.9.0.0/20 3480 PEACHNET-AS3480, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
170.39.88.0/24 Origin: 14618 AMAZON-AES, US
170.39.88.0/24 Transit: 16509 AMAZON-02, US
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
199.91.149.0/24 Origin: 14618 AMAZON-AES, US
199.91.149.0/24 Transit: 16509 AMAZON-02, US
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/CEDIA/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 /8:0 /9:1 /10:1 /11:4 /12:19
/13:35 /14:80 /15:160 /16:2107 /17:509 /18:503
/19:738 /20:2787 /21:1058 /22:1667 /23:1749 /24:13847
/25:77 /26:52 /27:71 /28:21 /29:78 /30:31
/31:39 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 322 2185 AMAZON-02, US
14618 299 910 AMAZON-AES, US
15169 277 832 GOOGLE, US
36914 239 252 KENET-AS, KE
396982 223 2770 GOOGLE-CLOUD-PLATFORM, US
8895 154 159 ISU Internet Services Unit ISU, SA
27947 93 118 Telconet S.A, EC
32440 85 119 LONI, US
23024 51 108 OCDE, US
327700 42 48 MoRENet, MZ
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 3:88 5:21 8:28 12:1 13:45
14:90 15:71 16:112 18:68 23:108 24:3
31:3 34:24 35:48 36:1 38:10 40:5
41:201 42:10 43:2 44:7 45:56 46:11
47:1 49:9 50:5 52:551 54:163 59:19
60:6 61:3 62:9 63:36 64:160 65:15
66:86 67:64 68:14 69:41 70:44 71:3
72:11 74:151 75:1 76:47 77:13 78:3
79:10 80:13 81:26 82:7 83:7 84:7
85:44 86:5 87:4 88:1 89:21 91:61
92:5 93:5 94:2 95:2 96:7 97:1
98:10 99:47 101:3 102:6 103:353 104:226
107:34 108:107 109:12 114:32 115:1 116:10
117:62 118:33 119:21 121:11 122:8 123:8
124:41 125:5 128:89 129:39 130:139 131:65
132:63 133:157 134:108 135:3 136:298 137:66
138:58 139:17 140:42 141:6 142:270 143:24
144:40 145:3 146:146 147:75 148:201 149:17
150:43 151:18 152:137 153:14 154:32 155:75
156:142 157:27 158:42 159:151 160:30 161:30
162:100 163:68 164:24 165:66 166:1 167:23
168:156 169:10 170:154 171:1 172:115 173:115
174:2 175:25 176:10 177:6 178:2 179:10
180:15 182:9 184:6 185:109 186:3 187:17
188:18 189:3 190:2 191:13 192:1519 193:279
194:126 195:73 196:154 197:118 198:483 199:311
200:247 201:34 202:631 203:430 204:380 205:154
206:212 207:235 208:147 209:174 210:205 211:14
212:164 213:16 216:191 217:12 218:22 219:5
220:17 222:2 223:14
End of report
More information about the ren-bgp-stats-all
mailing list