[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Jul 13 21:05:50 UTC 2023
IPv4 R&E Routing Table Report 21:05 GMT Thu 13 Jul, 2023
IPv4 BGP Table (R&E) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 17734
Prefixes after maximum aggregation (per Origin AS): 9937
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 10989
Number of IPv4 prefixes with a valid ROA: 4847
Number of IPv4 prefixes with an invalid ROA: 21
Number of IPv4 prefixes with no ROA: 12866
Total ASes present in the Internet Routing Table: 2559
Prefixes per ASN: 6.93
Origin-only ASes present in the Internet Routing Table: 2195
Origin ASes announcing only one prefix: 973
Transit ASes present in the Internet Routing Table: 364
Transit-only ASes present in the Internet Routing Table: 77
Paths with bogon ASNs present in the IPv4 Routing Table: 60
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 42288
Number of 32-bit ASNs visible in the Routing Table: 557
Prefixes from 32-bit ASNs in the Routing Table: 1715
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: 198919680
Equivalent to 11 /8s, 219 /16s and 70 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 1913
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4448
Total APNIC prefixes after maximum aggregation: 2149
APNIC Deaggregation factor: 2.07
Prefixes being announced from the APNIC address blocks: 4449
Unique aggregates announced from the APNIC address blocks: 2481
APNIC Region origin ASes present in the Internet Routing Table: 480
APNIC Prefixes per ASN: 9.27
APNIC Region origin ASes announcing only one prefix: 203
APNIC Region transit ASes present in the Internet Routing Table: 53
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 168
Number of APNIC addresses announced to Internet: 45291264
Equivalent to 2 /8s, 179 /16s and 23 /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: 7348
Total ARIN prefixes after maximum aggregation: 4261
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 7364
Unique aggregates announced from the ARIN address blocks: 4678
ARIN Region origin ASes present in the Internet Routing Table: 1137
ARIN Prefixes per ASN: 6.48
ARIN Region origin ASes announcing only one prefix: 398
ARIN Region transit ASes present in the Internet Routing Table: 150
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 175
Number of ARIN addresses announced to Internet: 89149952
Equivalent to 5 /8s, 80 /16s and 82 /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: 3533
Total RIPE prefixes after maximum aggregation: 2820
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3522
Unique aggregates announced from the RIPE address blocks: 2851
RIPE Region origin ASes present in the Internet Routing Table: 664
RIPE Prefixes per ASN: 5.30
RIPE Region origin ASes announcing only one prefix: 295
RIPE Region transit ASes present in the Internet Routing Table: 105
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 135
Number of RIPE addresses announced to Internet: 57775616
Equivalent to 3 /8s, 113 /16s and 150 /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
196608-213403
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: 1373
Total LACNIC prefixes after maximum aggregation: 546
LACNIC Deaggregation factor: 2.51
Prefixes being announced from the LACNIC address blocks: 1371
Unique aggregates announced from the LACNIC address blocks: 771
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 8.46
LACNIC Region origin ASes announcing only one prefix: 63
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 65
Number of LACNIC addresses announced to Internet: 4109568
Equivalent to 0 /8s, 62 /16s and 181 /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: 1026
Total AfriNIC prefixes after maximum aggregation: 155
AfriNIC Deaggregation factor: 6.62
Prefixes being announced from the AfriNIC address blocks: 1025
Unique aggregates announced from the AfriNIC address blocks: 205
AfriNIC Region origin ASes present in the Internet Routing Table: 36
AfriNIC Prefixes per ASN: 28.47
AfriNIC Region origin ASes announcing only one prefix: 14
AfriNIC Region transit ASes present in the Internet Routing Table: 9
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 14
Number of AfriNIC addresses announced to Internet: 2588416
Equivalent to 0 /8s, 39 /16s and 127 /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 2147 465 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
1237 190 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 122 18 15 NKN-CORE-NW NKN Core Network, IN
24313 70 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 268 507 93 CSUNET-NW, US
376 202 178 150 RISQ-AS, CA
668 199 589 167 DNIC-AS-00668, US
5786 198 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
81 128 521 31 NCREN, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 79 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/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
786 186 1767 183 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 112 533 104 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/AARNET-Brisbane/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 219 176 41 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 47 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
3596 34 4 3 Universidad Autonoma Metropolitana, MX
271640 34 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 350 319 71 TENET-1, ZA
36914 258 82 3 KENET-AS, KE
327687 162 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 37 8 1 MAREN, MW
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 594 2147 465 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
2018 350 319 71 TENET-1, ZA
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
2152 268 507 93 CSUNET-NW, US
36914 258 82 3 KENET-AS, KE
1916 219 176 41 Rede Nacional de Ensino e Pesquisa, BR
376 202 178 150 RISQ-AS, CA
668 199 589 167 DNIC-AS-00668, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 411 CSTNET-AS-AP Computer Network Information Cente
2018 350 279 TENET-1, ZA
36914 258 255 KENET-AS, KE
7575 350 224 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
1916 219 178 Rede Nacional de Ensino e Pesquisa, BR
58647 178 176 KAGAWAU-AS Kagawa University, JP
2152 268 175 CSUNET-NW, US
327687 162 159 RENU, UG
8895 136 131 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
29867 UNALLOCATED 64.202.80.0/20 22742 CT-EDU-NET, US
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
29867 UNALLOCATED 192.160.243.0/24 22742 CT-EDU-NET, US
29867 UNALLOCATED 192.160.244.0/24 22742 CT-EDU-NET, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
64.202.80.0/20 Origin: 29867 UNASSIGNED
64.202.80.0/20 Transit: 22742 CT-EDU-NET, US
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
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/AARNET-Brisbane/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 /10:2 /11:1 /12:10
/13:18 /14:33 /15:121 /16:1928 /17:410 /18:419
/19:521 /20:804 /21:848 /22:1360 /23:1508 /24:9750
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 246 258 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 37 59 LONI, US
200521 33 56 SEAP-AGE, ES
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
327700 32 38 MoRENet, MZ
37215 31 37 MAREN, MW
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:1 14:89
23:6 24:3 31:7 35:2 38:9 41:142
42:10 44:6 45:37 46:5 47:1 49:9
50:1 52:1 58:1 59:10 60:4 61:3
62:10 63:33 64:31 65:1 66:14 67:41
68:8 69:19 70:2 72:7 74:49 76:40
77:9 78:3 79:10 80:9 81:25 82:7
83:6 84:9 85:40 86:10 87:1 89:10
91:46 92:2 93:4 94:4 95:2 96:5
97:2 98:2 101:2 102:24 103:219 104:80
108:4 109:9 111:16 113:1 114:23 116:6
117:61 118:19 119:18 121:28 122:8 123:8
124:38 125:4 128:113 129:37 130:90 131:51
132:57 133:155 134:104 136:199 137:266 138:19
139:15 140:52 141:1 142:38 143:21 144:23
145:2 146:129 147:29 148:192 149:12 150:44
151:11 152:136 153:78 154:31 155:63 156:67
157:23 158:36 159:115 160:27 161:21 162:25
163:80 164:10 165:46 166:1 167:13 168:106
169:7 170:61 171:1 172:3 173:6 175:27
176:8 177:4 179:12 180:15 181:1 182:3
184:2 185:48 186:3 187:17 188:13 189:3
190:18 191:13 192:1298 193:295 194:134 195:86
196:198 197:162 198:467 199:266 200:277 201:38
202:474 203:321 204:345 205:129 206:175 207:185
208:70 209:133 210:184 211:3 212:167 213:5
214:8 216:56 217:11 218:22 219:6 220:17
222:2 223:14
End of report
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