[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Erdemnet (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Sep 20 20:20:44 UTC 2023
IPv4 R&E Routing Table Report 20:20 GMT Wed 20 Sep, 2023
IPv4 BGP Table (R&E) as seen at Erdemnet.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/Erdemnet/
Analysis Summary
----------------
BGP routing table entries examined: 19308
Prefixes after maximum aggregation (per Origin AS): 10713
Deaggregation factor: 1.80
Unique aggregates announced (without unneeded subnets): 12005
Number of IPv4 prefixes with a valid ROA: 5545
Number of IPv4 prefixes with an invalid ROA: 111
Number of IPv4 prefixes with no ROA: 13652
Total ASes present in the Internet Routing Table: 2833
Prefixes per ASN: 6.82
Origin-only ASes present in the Internet Routing Table: 2437
Origin ASes announcing only one prefix: 1090
Transit ASes present in the Internet Routing Table: 396
Transit-only ASes present in the Internet Routing Table: 77
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 6.3
Max AS path length visible: 18
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 8
Number of instances of unregistered ASNs: 8
Number of 32-bit ASNs allocated by the RIRs: 42645
Number of 32-bit ASNs visible in the Routing Table: 652
Prefixes from 32-bit ASNs in the Routing Table: 1976
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: 3
Number of addresses announced to Internet: 204018688
Equivalent to 12 /8s, 41 /16s and 20 /24s
Percentage of available address space announced: 5.5
Percentage of allocated address space announced: 5.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 2238
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5135
Total APNIC prefixes after maximum aggregation: 2408
APNIC Deaggregation factor: 2.13
Prefixes being announced from the APNIC address blocks: 5139
Unique aggregates announced from the APNIC address blocks: 2955
APNIC Region origin ASes present in the Internet Routing Table: 586
APNIC Prefixes per ASN: 8.77
APNIC Region origin ASes announcing only one prefix: 246
APNIC Region transit ASes present in the Internet Routing Table: 64
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 219
Number of APNIC addresses announced to Internet: 45778688
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: 8049
Total ARIN prefixes after maximum aggregation: 4663
ARIN Deaggregation factor: 1.73
Prefixes being announced from the ARIN address blocks: 8065
Unique aggregates announced from the ARIN address blocks: 5142
ARIN Region origin ASes present in the Internet Routing Table: 1255
ARIN Prefixes per ASN: 6.43
ARIN Region origin ASes announcing only one prefix: 449
ARIN Region transit ASes present in the Internet Routing Table: 167
Average ARIN Region AS path length visible: 7.1
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 197
Number of ARIN addresses announced to Internet: 93290240
Equivalent to 5 /8s, 143 /16s and 127 /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: 3618
Total RIPE prefixes after maximum aggregation: 2888
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3604
Unique aggregates announced from the RIPE address blocks: 2909
RIPE Region origin ASes present in the Internet Routing Table: 694
RIPE Prefixes per ASN: 5.19
RIPE Region origin ASes announcing only one prefix: 304
RIPE Region transit ASes present in the Internet Routing Table: 111
Average RIPE Region AS path length visible: 6.1
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 144
Number of RIPE addresses announced to Internet: 57999104
Equivalent to 3 /8s, 116 /16s and 255 /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: 1444
Total LACNIC prefixes after maximum aggregation: 573
LACNIC Deaggregation factor: 2.52
Prefixes being announced from the LACNIC address blocks: 1442
Unique aggregates announced from the LACNIC address blocks: 777
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.69
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 8.1
Max LACNIC Region AS path length visible: 16
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 67
Number of LACNIC addresses announced to Internet: 4232960
Equivalent to 0 /8s, 64 /16s and 151 /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: 1054
Total AfriNIC prefixes after maximum aggregation: 173
AfriNIC Deaggregation factor: 6.09
Prefixes being announced from the AfriNIC address blocks: 1054
Unique aggregates announced from the AfriNIC address blocks: 219
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 21.51
AfriNIC Region origin ASes announcing only one prefix: 27
AfriNIC Region transit ASes present in the Internet Routing Table: 9
Average AfriNIC Region AS path length visible: 6.3
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2651648
Equivalent to 0 /8s, 40 /16s and 118 /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 594 2163 466 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
1237 192 74 141 KREONET-AS-KR KISTI, KR
58647 177 18 2 KAGAWAU-AS Kagawa University, JP
7575 176 329 120 AARNET-AS-AP Australian Academic and Re
17882 172 11 34 UNIVISION-AS-AP UNIVISION LLC, MN
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 126 19 17 NKN-CORE-NW NKN Core Network, IN
4850 95 0 1 DIGICOM-AS-AP Digicom LLC, MN
9484 72 5 5 MOBINET-AS-MN Mobinet LLC. AS Mobinet I
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 337 507 94 CSUNET-NW, US
668 202 635 171 DNIC-AS-00668, US
376 201 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
18558 141 18 4 NETBLK-RCOEK, US
81 127 521 30 NCREN, US
23024 113 7 17 OCDE, US
2920 104 34 7 LACOE, US
21976 82 51 18 NJEDGE-NET, US
1736 79 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
786 185 1767 182 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 105 SWITCH Peering requests: peering at switch
1103 94 1502 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 74 465 74 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 213 176 42 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 99 24 51 Red Universitaria Nacional, CL
271640 72 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
4270 48 16 1 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
61468 43 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 34 4 3 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 382 319 71 TENET-1, ZA
36914 251 82 3 KENET-AS, KE
327687 165 28 3 RENU, UG
8094 47 48 18 PUKNET, ZA
327700 42 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37074 14 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 594 2163 466 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
2018 382 319 71 TENET-1, ZA
2152 337 507 94 CSUNET-NW, US
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
36914 251 82 3 KENET-AS, KE
1916 213 176 42 Rede Nacional de Ensino e Pesquisa, BR
668 202 635 171 DNIC-AS-00668, US
376 201 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 435 412 CSTNET-AS-AP Computer Network Information Cente
2018 382 311 TENET-1, ZA
36914 251 248 KENET-AS, KE
2152 337 243 CSUNET-NW, US
5786 197 196 UPRENET, PR
58647 177 175 KAGAWAU-AS Kagawa University, JP
1916 213 171 Rede Nacional de Ensino e Pesquisa, BR
327687 165 162 RENU, UG
17882 172 138 UNIVISION-AS-AP UNIVISION LLC, MN
18558 141 137 NETBLK-RCOEK, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
13269 UNALLOCATED 103.18.95.0/24 132694 USIM-AS-AP Universiti Sains
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
65101 PRIVATE 202.21.123.0/24 9484 MOBINET-AS-MN Mobinet LLC. A
65512 PRIVATE 202.126.89.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65512 PRIVATE 202.126.90.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
65250 PRIVATE 202.126.91.0/24 55805 MOBICOM-AS-MN MobiCom Corpor
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
134.208.0.0/16 Origin: 17711 NDHU-TW National Dong Hwa University, TW
134.208.0.0/16 Transit: 7539 TWAREN-TW National Center for High-perfo
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.58.231.0/24 Origin: 134096 EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:1 /12:10
/13:18 /14:33 /15:122 /16:1990 /17:418 /18:426
/19:561 /20:874 /21:873 /22:1536 /23:1589 /24:10757
/25:0 /26:0 /27:2 /28:4 /29:2 /30:4
/31:1 /32:83
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 240 251 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
4850 94 95 DIGICOM-AS-AP Digicom LLC, MN
23024 52 113 OCDE, US
17882 47 172 UNIVISION-AS-AP UNIVISION LLC, MN
32440 37 59 LONI, US
327700 36 42 MoRENet, MZ
2152 35 337 CSUNET-NW, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:1 14:87
23:6 24:3 27:4 31:7 35:2 38:9
40:1 41:114 42:10 43:8 44:6 45:44
46:5 47:1 49:9 50:3 52:1 58:1
59:23 60:4 61:3 62:11 63:37 64:73
65:1 66:83 67:43 68:9 69:19 70:2
71:1 72:7 74:47 76:41 77:9 78:3
79:10 80:12 81:27 82:7 83:6 84:12
85:41 86:10 87:1 89:10 91:50 92:2
93:4 94:4 95:2 96:5 97:2 98:2
101:2 102:29 103:341 104:76 108:10 109:9
111:16 112:15 114:23 116:6 117:61 118:32
119:18 121:28 122:24 123:8 124:40 125:4
128:87 129:44 130:88 131:60 132:60 133:152
134:105 136:196 137:130 138:9 139:9 140:40
141:1 142:38 143:22 144:26 145:2 146:127
147:56 148:193 149:12 150:48 151:12 152:147
153:14 154:31 155:63 156:64 157:18 158:34
159:115 160:29 161:25 162:26 163:83 164:10
165:46 166:1 167:13 168:122 169:8 170:73
171:1 172:3 173:6 175:27 176:8 177:5
179:12 180:15 181:1 182:1 184:7 185:58
186:3 187:17 188:13 189:3 190:19 191:13
192:1401 193:300 194:145 195:90 196:199 197:166
198:538 199:284 200:327 201:38 202:789 203:439
204:372 205:139 206:192 207:216 208:72 209:144
210:196 211:14 212:168 213:5 214:8 216:84
217:10 218:23 219:5 220:16 222:2 223:14
End of report
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