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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jul 11 22:10:44 UTC 2021


Global R&E Routing Table Report   22:10 GMT Sun 11 Jul, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/CEDIA/

Analysis Summary
----------------

BGP routing table entries examined:                               21738
    Prefixes after maximum aggregation (per Origin AS):           11488
    Deaggregation factor:                                          1.89
    Unique aggregates announced (without unneeded subnets):       13538
Total ASes present in the Internet Routing Table:                  2726
    Prefixes per ASN:                                              7.97
Origin-only ASes present in the Internet Routing Table:            2327
Origin ASes announcing only one prefix:                            1069
Transit ASes present in the Internet Routing Table:                 399
Transit-only ASes present in the Internet Routing Table:             70
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      15
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                24
    Number of instances of unregistered ASNs:                        24
Number of 32-bit ASNs allocated by the RIRs:                      36597
Number of 32-bit ASNs visible in the Routing Table:                 589
Prefixes from 32-bit ASNs in the Routing Table:                    1919
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:              6
Number of addresses announced to Internet:                    239712733
    Equivalent to 14 /8s, 73 /16s and 185 /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:               99.5
Total number of prefixes smaller than registry allocations:        3214

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

Prefixes being announced by APNIC Region ASes:                     4762
    Total APNIC prefixes after maximum aggregation:                2365
    APNIC Deaggregation factor:                                    2.01
Prefixes being announced from the APNIC address blocks:            4771
    Unique aggregates announced from the APNIC address blocks:     2709
APNIC Region origin ASes present in the Internet Routing Table:     571
    APNIC Prefixes per ASN:                                        8.36
APNIC Region origin ASes announcing only one prefix:                240
APNIC Region transit ASes present in the Internet Routing Table:     63
Average APNIC Region AS path length visible:                        5.5
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    214
Number of APNIC addresses announced to Internet:               46252368
    Equivalent to 2 /8s, 193 /16s and 193 /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, 131072-147769
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:                     11026
    Total ARIN prefixes after maximum aggregation:                 5492
    ARIN Deaggregation factor:                                     2.01
Prefixes being announced from the ARIN address blocks:            10976
    Unique aggregates announced from the ARIN address blocks:      6778
ARIN Region origin ASes present in the Internet Routing Table:     1187
    ARIN Prefixes per ASN:                                         9.25
ARIN Region origin ASes announcing only one prefix:                 425
ARIN Region transit ASes present in the Internet Routing Table:     165
Average ARIN Region AS path length visible:                         4.6
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     152
Number of ARIN addresses announced to Internet:               128437553
    Equivalent to 7 /8s, 167 /16s and 205 /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:                      3418
    Total RIPE prefixes after maximum aggregation:                 2759
    RIPE Deaggregation factor:                                     1.24
Prefixes being announced from the RIPE address blocks:             3470
    Unique aggregates announced from the RIPE address blocks:      2857
RIPE Region origin ASes present in the Internet Routing Table:      675
    RIPE Prefixes per ASN:                                         5.14
RIPE Region origin ASes announcing only one prefix:                 322
RIPE Region transit ASes present in the Internet Routing Table:     106
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     130
Number of RIPE addresses announced to Internet:                58188928
    Equivalent to 3 /8s, 119 /16s and 228 /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:                    1653
    Total LACNIC prefixes after maximum aggregation:                673
    LACNIC Deaggregation factor:                                   2.46
Prefixes being announced from the LACNIC address blocks:           1660
    Unique aggregates announced from the LACNIC address blocks:     893
LACNIC Region origin ASes present in the Internet Routing Table:    173
    LACNIC Prefixes per ASN:                                       9.60
LACNIC Region origin ASes announcing only one prefix:                63
LACNIC Region transit ASes present in the Internet Routing Table:    29
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:    70
Number of LACNIC addresses announced to Internet:               4232924
    Equivalent to 0 /8s, 64 /16s and 150 /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:                    855
    Total AfriNIC prefixes after maximum aggregation:               181
    AfriNIC Deaggregation factor:                                  4.72
Prefixes being announced from the AfriNIC address blocks:           855
    Unique aggregates announced from the AfriNIC address blocks:    295
AfriNIC Region origin ASes present in the Internet Routing Table:    44
    AfriNIC Prefixes per ASN:                                     19.43
AfriNIC Region origin ASes announcing only one prefix:               19
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   23
Number of AfriNIC addresses announced to Internet:              2599424
    Equivalent to 0 /8s, 39 /16s and 170 /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         629       2139     456  SINET-AS Research Organization of Infor
  7497         435        215      29  CSTNET-AS-AP Computer Network Informati
 58647         198         18       2  KAGAWAU-AS Kagawa University, JP
  1237         192         75     137  KREONET-AS-KR KISTI, KR
  7575         179        330     125  AARNET-AS-AP Australian Academic and Re
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         125       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          81         37      10  UNINET-AS-AP UNINET-, TH
  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/CEDIA/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        1632       1534     468  AMAZON-02, US
 15169         740       3278      65  GOOGLE, US
 14618         494       3967     366  AMAZON-AES, US
  7896         245         51       7  NU-AS, US
   376         235        180     158  RISQ-AS, CA
396982         214        119     135  GOOGLE-PRIVATE-CLOUD, US
  5786         184         16       1  UPRENET, PR
  2152         155        507      87  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
 36492         137          9      46  GOOGLEWIFI, 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         273       1996     235  DFN Verein zur Foerderung eines Deutsch
   786         188       1787     185  JANET Jisc Services Limited, GB
  8895         173         24       4  ISU Internet Services Unit ISU, SA
   559         116        550     107  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          65        647      60  FR-RENATER Reseau National de telecommu
  2614          62         32      59  ROEDUNET, RO
  1930          56         82      51  RCCN Fundacao para a Ciencia e a Tecnol

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         202        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340         106         25      52  Red Universitaria Nacional, CL
 27947         102          0      84  Telconet S.A, EC
 27884          94          6       2  CABLECOLOR S.A., HN
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
  4270          44         16       1  Red de Interconexion Universitaria, AR
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
 28614          38          2       2  Fundacao Universidade Regional de Blume

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         327        319      74  TENET-1, ZA
327687         135         28       3  RENU, UG
 36914          99         82       3  KENET-AS, KE
  2561          75          5      33  EUN, EG
  8094          55         48       4  PUKNET, ZA
 37215          30          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
 37074          11          8       2  UG-AS, GH
 37182          11          8       1  TERNET, TZ
 37501          11         49       6  UOFS, 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
 16509        1632       1534     468  AMAZON-02, US
 15169         740       3278      65  GOOGLE, US
  2907         629       2139     456  SINET-AS Research Organization of Infor
 14618         494       3967     366  AMAZON-AES, US
  7497         435        215      29  CSTNET-AS-AP Computer Network Informati
  2018         327        319      74  TENET-1, ZA
   680         273       1996     235  DFN Verein zur Foerderung eines Deutsch
  7896         245         51       7  NU-AS, US
   376         235        180     158  RISQ-AS, CA
396982         214        119     135  GOOGLE-PRIVATE-CLOUD, US

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 15169         740          675  GOOGLE, US
  7497         435          406  CSTNET-AS-AP Computer Network Information Cente
  2018         327          253  TENET-1, ZA
  7896         245          238  NU-AS, US
 58647         198          196  KAGAWAU-AS Kagawa University, JP
  5786         184          183  UPRENET, PR
  2907         629          173  SINET-AS Research Organization of Information a
  8895         173          169  ISU Internet Services Unit ISU, SA
  1916         202          161  Associacao Rede Nacional de Ensino e Pesquisa, 
 18558         137          133  NETBLK-RCOEK, US

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
     36843  UNALLOCATED  64.56.80.0/23            11096  FLORIDANET, US
     19658  UNALLOCATED  65.205.131.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.20.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.23.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.183.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.252.0/22          11096  FLORIDANET, US
     14822  UNALLOCATED  140.163.0.0/16           10466  MAGPI, US
     14822  UNALLOCATED  140.163.0.0/17           10466  MAGPI, US
     14822  UNALLOCATED  140.163.6.0/24           10466  MAGPI, US
     14822  UNALLOCATED  140.163.64.0/24          10466  MAGPI, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
                    Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
                    Transit:     20965  GEANT The GEANT IP Service, NL
192.107.242.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US
198.135.168.0/24     Origin:     14618  AMAZON-AES, US
                    Transit:     16509  AMAZON-02, US
205.166.145.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US

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       /10:2       /11:3       /12:17      
/13:33      /14:77      /15:154     /16:2095    /17:403     /18:433     
/19:710     /20:976     /21:953     /22:1487    /23:1589    /24:12422   
/25:88      /26:68      /27:56      /28:37      /29:87      /30:33      
/31:8       /32:6       

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

   ASN  No of nets  Total ann.  Description
 16509         518        1632  AMAZON-02, US
 15169         275         740  GOOGLE, US
  8895         168         173  ISU Internet Services Unit ISU, SA
 14618         159         494  AMAZON-AES, US
 27947          97         102  Telconet S.A, EC
 27884          91          94  CABLECOLOR S.A., HN
 36914          86          99  KENET-AS, KE
 23024          53          56  OCDE, US
396982          42         214  GOOGLE-PRIVATE-CLOUD, US
 36492          41         137  GOOGLEWIFI, US

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

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

   1:5         3:54        5:16        8:4        12:1        13:154    
  14:84       15:11       18:41       23:49       24:6        31:6      
  35:6        37:6        38:9        40:1        41:117      42:26     
  44:5        45:65       46:9        47:1        49:10       50:1      
  52:426      54:98       58:1        59:20       60:4        61:3      
  62:7        63:35       64:130      65:6        66:55       67:56     
  68:10       69:31       70:16       71:3        72:14       74:97     
  75:128      76:166      77:8        78:4        79:10       80:14     
  81:32       82:5        83:7        84:5        85:37       86:9      
  87:1        88:1        89:15       91:50       92:2        93:12     
  94:4        95:4        96:6        97:1        98:7        99:164    
 101:2       102:10      103:299     104:85      106:1       107:2      
 108:52      109:9       110:3       111:20      112:4       114:23     
 115:1       116:6       117:63      118:35      119:19      121:29     
 122:8       123:8       124:40      125:13      128:86      129:175    
 130:111     131:96      132:60      133:137     134:92      135:6      
 136:236     137:159     138:14      139:16      140:35      141:3      
 142:167     143:49      144:69      146:136     147:72      148:164    
 149:18      150:38      151:7       152:77      153:11      154:24     
 155:50      156:64      157:26      158:45      159:118     160:26     
 161:21      162:33      163:63      164:47      165:18      166:1      
 167:19      168:150     169:9       170:68      171:1       172:106    
 173:87      174:1       175:32      176:11      177:8       178:3      
 179:12      180:21      181:12      182:6       184:10      185:56     
 186:3       187:18      188:19      189:6       190:126     191:36     
 192:1423    193:248     194:126     195:87      196:168     197:4      
 198:480     199:266     200:241     201:36      202:636     203:426    
 204:364     205:197     206:207     207:183     208:80      209:148    
 210:183     211:14      212:170     213:12      216:124     217:22     
 218:26      219:8       220:24      222:4       223:2      

End of report


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