[REN-BGP-stats-all] Global R&E Routing Table Report - UH view

REN Routing Table Report cscora at frr.nsrc.org
Tue Nov 23 22:25:34 UTC 2021


Global R&E Routing Table Report   22:25 GMT Tue 23 Nov, 2021

  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:                               23445
    Prefixes after maximum aggregation (per Origin AS):           12638
    Deaggregation factor:                                          1.86
    Unique aggregates announced (without unneeded subnets):       15013
Total ASes present in the Internet Routing Table:                  2806
    Prefixes per ASN:                                              8.36
Origin-only ASes present in the Internet Routing Table:            2411
Origin ASes announcing only one prefix:                            1097
Transit ASes present in the Internet Routing Table:                 395
Transit-only ASes present in the Internet Routing Table:             58
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      15
    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:                      37887
Number of 32-bit ASNs visible in the Routing Table:                 621
Prefixes from 32-bit ASNs in the Routing Table:                    1837
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:              8
Number of addresses announced to Internet:                    290066756
    Equivalent to 17 /8s, 74 /16s and 17 /24s
    Percentage of available address space announced:                7.8
    Percentage of allocated address space announced:                7.8
    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:        3288

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     5128
    Total APNIC prefixes after maximum aggregation:                2350
    APNIC Deaggregation factor:                                    2.18
Prefixes being announced from the APNIC address blocks:            5189
    Unique aggregates announced from the APNIC address blocks:     2721
APNIC Region origin ASes present in the Internet Routing Table:     584
    APNIC Prefixes per ASN:                                        8.89
APNIC Region origin ASes announcing only one prefix:                248
APNIC Region transit ASes present in the Internet Routing Table:     66
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    225
Number of APNIC addresses announced to Internet:               46390380
    Equivalent to 2 /8s, 195 /16s and 220 /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:                     12347
    Total ARIN prefixes after maximum aggregation:                 6730
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            12196
    Unique aggregates announced from the ARIN address blocks:      8239
ARIN Region origin ASes present in the Internet Routing Table:     1260
    ARIN Prefixes per ASN:                                         9.68
ARIN Region origin ASes announcing only one prefix:                 438
ARIN Region transit ASes present in the Internet Routing Table:     170
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:     162
Number of ARIN addresses announced to Internet:               176441976
    Equivalent to 10 /8s, 132 /16s and 74 /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:                      3425
    Total RIPE prefixes after maximum aggregation:                 2750
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3504
    Unique aggregates announced from the RIPE address blocks:      2877
RIPE Region origin ASes present in the Internet Routing Table:      671
    RIPE Prefixes per ASN:                                         5.22
RIPE Region origin ASes announcing only one prefix:                 320
RIPE Region transit ASes present in the Internet Routing Table:     104
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:     131
Number of RIPE addresses announced to Internet:                59747520
    Equivalent to 3 /8s, 143 /16s and 172 /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:                    1520
    Total LACNIC prefixes after maximum aggregation:                612
    LACNIC Deaggregation factor:                                   2.48
Prefixes being announced from the LACNIC address blocks:           1527
    Unique aggregates announced from the LACNIC address blocks:     871
LACNIC Region origin ASes present in the Internet Routing Table:    177
    LACNIC Prefixes per ASN:                                       8.63
LACNIC Region origin ASes announcing only one prefix:                68
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    77
Number of LACNIC addresses announced to Internet:               4597536
    Equivalent to 0 /8s, 70 /16s and 39 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-272796 + 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:                   1019
    Total AfriNIC prefixes after maximum aggregation:               190
    AfriNIC Deaggregation factor:                                  5.36
Prefixes being announced from the AfriNIC address blocks:          1021
    Unique aggregates announced from the AfriNIC address blocks:    297
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     19.63
AfriNIC Region origin ASes announcing only one prefix:               23
AfriNIC Region transit ASes present in the Internet Routing Table:   13
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2887424
    Equivalent to 0 /8s, 44 /16s and 15 /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         630       2157     458  SINET-AS Research Organization of Infor
  7497         431        182      24  CSTNET-AS-AP Computer Network Informati
  7575         351        330     125  AARNET-AS-AP Australian Academic and Re
 58647         198         18       2  KAGAWAU-AS Kagawa University, JP
  1237         191         74     135  KREONET-AS-KR KISTI, KR
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         127       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          80         37      10  UNINET-AS-AP UNINET-, TH
 24313          80         16       1  NSW-DET-AS NSW Department of Education,
  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        2828       4503    1099  AMAZON-02, US
 14618         548       3986     418  AMAZON-AES, US
  7896         250         51       7  NU-AS, US
   668         212        702     180  DNIC-AS-00668, US
  8075         206      11189     185  MICROSOFT-CORP-MSN-AS-BLOCK, US
   376         204        178     153  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
  2152         175        507      90  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
     1         120          1      41  LVLT-1, 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         278       1998     238  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         177         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          67        647      61  FR-RENATER Reseau National de telecommu
  2614          59         33      57  ROEDUNET, RO
  1930          57         81      52  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         204        207      42  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          94         24      54  Red Universitaria Nacional, CL
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
  1251          53         36      19  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
 52286          53          4      31  Columbus Networks Guatemala, GT
 19611          45         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          44          3      15  CEDIA, EC
  4270          43         16       1  Red de Interconexion Universitaria, AR
 28614          38          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         348        319      73  TENET-1, ZA
 36914         200         82       3  KENET-AS, KE
327687         126         28       3  RENU, UG
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
327700          43         16       1  MoRENet, MZ
 37215          34          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37182          13          8       1  TERNET, TZ
 37074          11          8       2  UG-AS, GH

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        2828       4503    1099  AMAZON-02, US
  2907         630       2157     458  SINET-AS Research Organization of Infor
 14618         548       3986     418  AMAZON-AES, US
  7497         431        182      24  CSTNET-AS-AP Computer Network Informati
  7575         351        330     125  AARNET-AS-AP Australian Academic and Re
  2018         348        319      73  TENET-1, ZA
   680         278       1998     238  DFN Verein zur Foerderung eines Deutsch
  7896         250         51       7  NU-AS, US
   668         212        702     180  DNIC-AS-00668, US
  8075         206      11189     185  MICROSOFT-CORP-MSN-AS-BLOCK, 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         431          407  CSTNET-AS-AP Computer Network Information Cente
  2018         348          275  TENET-1, ZA
  7896         250          243  NU-AS, US
  7575         351          226  AARNET-AS-AP Australian Academic and Research N
 36914         200          197  KENET-AS, KE
 58647         198          196  KAGAWAU-AS Kagawa University, JP
  5786         195          194  UPRENET, PR
  8895         177          173  ISU Internet Services Unit ISU, SA
  2907         630          172  SINET-AS Research Organization of Information a
  1916         204          162  Associacao Rede Nacional de Ensino e Pesquisa, 

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
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     29955  UNALLOCATED  192.104.1.0/24            2495  KANREN, US
    394784  UNALLOCATED  192.107.242.0/24         40831  PHS, US
     29955  UNALLOCATED  198.252.8.0/21            2495  KANREN, US
     19658  UNALLOCATED  199.27.241.0/24          11096  FLORIDANET, US
    394784  UNALLOCATED  205.166.145.0/24         40831  PHS, US

Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-badAS

Prefixes from private and non-routed address space (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-dsua

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
103.151.24.0/24      Origin:     16509  AMAZON-02, US
103.151.24.0/24     Transit:     11537  INTERNET2-RESEARCH-EDU, 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
192.107.242.0/24     Origin:    394784  UNASSIGNED
192.107.242.0/24    Transit:     40831  PHS, 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       /11:7       /12:29      
/13:34      /14:81      /15:201     /16:2149    /17:452     /18:477     
/19:612     /20:999     /21:1042    /22:1636    /23:1770    /24:13491   
/25:82      /26:69      /27:128     /28:61      /29:87      /30:18      
/31:2       /32:13      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 16509         751        2828  AMAZON-02, US
 36914         186         200  KENET-AS, KE
 14618         180         548  AMAZON-AES, US
  8895         172         177  ISU Internet Services Unit ISU, SA
 23024          53         114  OCDE, US
327700          37          43  MoRENet, MZ
     1          35         120  LVLT-1, US
 58647          34         198  KAGAWAU-AS Kagawa University, JP
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US

Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:5         3:79        4:2         5:16        6:4         8:2      
  12:1        13:221      14:84       15:44       16:3        18:45     
  23:37       24:6        31:6        35:1        37:6        38:9      
  40:3        41:150      42:8        44:5        45:79       46:8      
  47:5        49:10       50:9        52:684      54:185      58:1      
  59:20       60:4        61:3        62:7        63:42       64:133    
  65:10       66:69       67:61       68:18       69:47       70:14     
  71:25       72:21       74:40       75:128      76:164      77:8      
  78:3        79:10       80:17       81:27       82:6        83:7      
  84:4        85:37       86:9        87:1        88:1        89:12     
  91:55       92:1        93:19       94:4        95:6        96:6      
  97:1        98:11       99:183     101:6       102:16      103:335    
 104:105     106:1       107:24      108:23      109:11      110:3      
 111:21      112:4       113:2       114:23      116:5       117:61     
 118:34      119:21      121:26      122:11      123:8       124:39     
 125:4       128:72      129:181     130:125     131:103     132:55     
 133:138     134:104     135:1       136:201     137:299     138:18     
 139:26      140:50      141:3       142:61      143:36      144:71     
 145:1       146:125     147:67      148:168     149:16      150:48     
 151:8       152:79      153:86      154:24      155:60      156:70     
 157:31      158:45      159:120     160:32      161:22      162:53     
 163:75      164:52      165:61      166:1       167:23      168:204    
 169:10      170:115     171:1       172:10      173:16      174:1      
 175:31      176:12      177:7       178:3       179:13      180:21     
 181:12      182:9       184:7       185:57      186:2       187:18     
 188:14      189:3       190:54      191:37      192:1506    193:260    
 194:123     195:88      196:177     197:107     198:539     199:315    
 200:242     201:39      202:640     203:434     204:360     205:204    
 206:214     207:196     208:102     209:140     210:184     211:14     
 212:172     213:13      214:7       216:141     217:14      218:25     
 219:8       220:17      222:5       223:2      

End of report


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