[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Aug 18 22:25:47 UTC 2022
IPv4 R&E Routing Table Report 22:25 GMT Thu 18 Aug, 2022
IPv4 BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 23533
Prefixes after maximum aggregation (per Origin AS): 13112
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 15156
Number of IPv4 prefixes with a valid ROA: 8244
Number of IPv4 prefixes with an invalid ROA: 75
Number of IPv4 prefixes with no ROA: 15214
Total ASes present in the Internet Routing Table: 2815
Prefixes per ASN: 8.36
Origin-only ASes present in the Internet Routing Table: 2429
Origin ASes announcing only one prefix: 1080
Transit ASes present in the Internet Routing Table: 386
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
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: 40007
Number of 32-bit ASNs visible in the Routing Table: 641
Prefixes from 32-bit ASNs in the Routing Table: 1818
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 292774612
Equivalent to 17 /8s, 115 /16s and 98 /24s
Percentage of available address space announced: 7.9
Percentage of allocated address space announced: 7.9
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: 3082
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4992
Total APNIC prefixes after maximum aggregation: 2303
APNIC Deaggregation factor: 2.17
Prefixes being announced from the APNIC address blocks: 5084
Unique aggregates announced from the APNIC address blocks: 2674
APNIC Region origin ASes present in the Internet Routing Table: 579
APNIC Prefixes per ASN: 8.78
APNIC Region origin ASes announcing only one prefix: 251
APNIC Region transit ASes present in the Internet Routing Table: 67
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 227
Number of APNIC addresses announced to Internet: 46595948
Equivalent to 2 /8s, 198 /16s and 255 /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, 131072-151865
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: 12533
Total ARIN prefixes after maximum aggregation: 7142
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 12255
Unique aggregates announced from the ARIN address blocks: 8282
ARIN Region origin ASes present in the Internet Routing Table: 1276
ARIN Prefixes per ASN: 9.60
ARIN Region origin ASes announcing only one prefix: 437
ARIN Region transit ASes present in the Internet Routing Table: 168
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 184
Number of ARIN addresses announced to Internet: 175481784
Equivalent to 10 /8s, 117 /16s and 163 /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: 3601
Total RIPE prefixes after maximum aggregation: 2866
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3778
Unique aggregates announced from the RIPE address blocks: 3086
RIPE Region origin ASes present in the Internet Routing Table: 683
RIPE Prefixes per ASN: 5.53
RIPE Region origin ASes announcing only one prefix: 305
RIPE Region transit ASes present in the Internet Routing Table: 100
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 63156480
Equivalent to 3 /8s, 195 /16s and 177 /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: 1456
Total LACNIC prefixes after maximum aggregation: 583
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1464
Unique aggregates announced from the LACNIC address blocks: 800
LACNIC Region origin ASes present in the Internet Routing Table: 163
LACNIC Prefixes per ASN: 8.98
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 68
Number of LACNIC addresses announced to Internet: 4778288
Equivalent to 0 /8s, 72 /16s and 233 /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: 945
Total AfriNIC prefixes after maximum aggregation: 212
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 947
Unique aggregates announced from the AfriNIC address blocks: 309
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 19.73
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2760960
Equivalent to 0 /8s, 42 /16s and 33 /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 577 2156 457 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 349 330 127 AARNET-AS-AP Australian Academic and Re
1237 192 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
24313 81 16 1 NSW-DET-AS NSW Department of Education,
4621 78 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2980 4593 1353 AMAZON-02, US
14618 624 3991 482 AMAZON-AES, US
8075 264 11728 228 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 219 703 181 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 182 507 92 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
1 122 2 46 LVLT-1, US
270 120 329 85 AS270, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 178 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 63 583 58 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 176 208 44 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
61468 46 3 15 CEDIA, EC
4270 42 16 1 Red de Interconexion Universitaria, AR
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 376 319 73 TENET-1, ZA
36914 230 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 38 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 19 1 13 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 2980 4593 1353 AMAZON-02, US
14618 624 3991 482 AMAZON-AES, US
2907 577 2156 457 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 376 319 73 TENET-1, ZA
7575 349 330 127 AARNET-AS-AP Australian Academic and Re
680 283 1951 250 DFN Verein zur Foerderung eines Deutsch
8075 264 11728 228 MICROSOFT-CORP-MSN-AS-BLOCK, US
36914 230 82 3 KENET-AS, KE
668 219 703 181 DNIC-AS-00668, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 376 303 TENET-1, ZA
36914 230 227 KENET-AS, KE
7575 349 222 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
8895 178 174 ISU Internet Services Unit ISU, SA
58647 175 173 KAGAWAU-AS Kagawa University, JP
14618 624 142 AMAZON-AES, US
1916 176 132 Rede Nacional de Ensino e Pesquisa, BR
18558 135 131 NETBLK-RCOEK, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.127.133.128/25 11096 FLORIDANET, US
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
100.127.133.128/25 Origin: 11096 FLORIDANET, US
100.127.133.128/25 Transit: 2153 CSUNET-NE, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 11537 INTERNET2-RESEARCH-EDU, US
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
216.169.147.0/24 Origin: 14618 AMAZON-AES, US
216.169.147.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:8 /12:28
/13:36 /14:80 /15:200 /16:2151 /17:476 /18:484
/19:622 /20:1019 /21:1043 /22:1670 /23:1838 /24:13393
/25:89 /26:56 /27:152 /28:58 /29:83 /30:25
/31:2 /32:15
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 474 2980 AMAZON-02, US
36914 217 230 KENET-AS, KE
14618 207 624 AMAZON-AES, US
8895 173 178 ISU Internet Services Unit ISU, SA
32440 74 89 LONI, US
23024 53 114 OCDE, US
1 38 122 LVLT-1, US
8075 37 264 MICROSOFT-CORP-MSN-AS-BLOCK, US
18632 34 63 VOLCANO-VISION, US
46115 32 35 LUTHER, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 3:84 4:2 5:16 6:4 8:2
12:1 13:124 14:86 15:88 16:5 18:66
23:50 24:3 31:7 35:11 37:7 38:9
40:2 41:131 42:10 44:6 45:53 46:10
47:1 49:10 50:10 52:758 54:256 58:2
59:20 60:4 61:3 62:15 63:42 64:143
65:22 66:63 67:63 68:17 69:46 70:28
71:24 72:16 74:74 76:43 77:8 78:4
79:10 80:18 81:27 82:7 83:6 84:4
85:47 86:6 87:2 88:1 89:12 91:57
92:1 93:10 94:8 95:4 96:6 97:1
98:13 99:64 101:6 102:13 103:343 104:107
107:17 108:25 109:12 110:4 111:17 113:5
114:23 115:1 116:8 117:61 118:34 119:24
121:28 122:11 124:39 125:4 128:80 129:45
130:147 131:89 132:53 133:145 134:101 135:2
136:216 137:232 138:22 139:27 140:59 141:5
142:55 143:35 144:45 145:2 146:130 147:66
148:202 149:15 150:138 151:8 152:82 153:89
154:28 155:72 156:69 157:30 158:47 159:165
160:31 161:33 162:56 163:83 164:21 165:66
166:1 167:23 168:168 169:14 170:132 172:10
173:18 174:1 175:31 176:12 177:11 178:3
179:11 180:18 181:1 182:7 184:4 185:78
186:3 187:19 188:14 189:3 190:34 191:36
192:1524 193:319 194:135 195:90 196:161 197:134
198:543 199:334 200:223 201:38 202:626 203:445
204:382 205:160 206:216 207:200 208:121 209:138
210:183 211:13 212:176 213:16 214:8 216:162
217:11 218:22 219:6 220:17 222:5 223:4
End of report
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