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

REN Routing Table Report cscora at frr.nsrc.org
Mon Nov 15 18:40:10 UTC 2021


Global R&E Routing Table Report   18:35 GMT Mon 15 Nov, 2021

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

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

BGP routing table entries examined:                              866712
    Prefixes after maximum aggregation (per Origin AS):          328752
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420811
Total ASes present in the Internet Routing Table:                 72296
    Prefixes per ASN:                                             11.99
Origin-only ASes present in the Internet Routing Table:           61971
Origin ASes announcing only one prefix:                           25583
Transit ASes present in the Internet Routing Table:               10325
Transit-only ASes present in the Internet Routing Table:            372
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               893
    Number of instances of unregistered ASNs:                       894
Number of 32-bit ASNs allocated by the RIRs:                      37835
Number of 32-bit ASNs visible in the Routing Table:               31394
Prefixes from 32-bit ASNs in the Routing Table:                  144210
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            442
Number of addresses announced to Internet:                   3071415808
    Equivalent to 183 /8s, 18 /16s and 22 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      292617

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

Prefixes being announced by APNIC Region ASes:                   222774
    Total APNIC prefixes after maximum aggregation:               64211
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217906
    Unique aggregates announced from the APNIC address blocks:    92638
APNIC Region origin ASes present in the Internet Routing Table:   12070
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               3450
APNIC Region transit ASes present in the Internet Routing Table:   1710
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7281
Number of APNIC addresses announced to Internet:              772594944
    Equivalent to 46 /8s, 12 /16s and 221 /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:                    255444
    Total ARIN prefixes after maximum aggregation:               118032
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           255542
    Unique aggregates announced from the ARIN address blocks:    122503
ARIN Region origin ASes present in the Internet Routing Table:    18945
    ARIN Prefixes per ASN:                                        13.49
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4205
Number of ARIN addresses announced to Internet:              1301500160
    Equivalent to 77 /8s, 147 /16s and 81 /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:                    243312
    Total RIPE prefixes after maximum aggregation:               113618
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           239399
    Unique aggregates announced from the RIPE address blocks:    146500
RIPE Region origin ASes present in the Internet Routing Table:    28150
    RIPE Prefixes per ASN:                                         8.50
RIPE Region origin ASes announcing only one prefix:               12141
RIPE Region transit ASes present in the Internet Routing Table:    3983
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10535
Number of RIPE addresses announced to Internet:               712332288
    Equivalent to 42 /8s, 117 /16s and 84 /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:                  113409
    Total LACNIC prefixes after maximum aggregation:              26837
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         114273
    Unique aggregates announced from the LACNIC address blocks:   47465
LACNIC Region origin ASes present in the Internet Routing Table:  10788
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2608
LACNIC Region transit ASes present in the Internet Routing Table:  2142
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8464
Number of LACNIC addresses announced to Internet:             176448256
    Equivalent to 10 /8s, 132 /16s and 99 /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:                  30880
    Total AfriNIC prefixes after maximum aggregation:              5369
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         39150
    Unique aggregates announced from the AfriNIC address blocks:  11319
AfriNIC Region origin ASes present in the Internet Routing Table:  1583
    AfriNIC Prefixes per ASN:                                     24.73
AfriNIC Region origin ASes announcing only one prefix:              523
AfriNIC Region transit ASes present in the Internet Routing Table:  314
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  909
Number of AfriNIC addresses announced to Internet:            108272128
    Equivalent to 6 /8s, 116 /16s and 26 /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
  9808        8684       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5857        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3497       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3341       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3178       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2169        471     234  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2155       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        429     203  TATACOMM-AS TATA Communications formerl
 24560        1983        834     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        5895       9964    2545  AMAZON-02, US
 11492        4632        307     804  CABLEONE, US
 22773        4045       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3667       1892    2547  AKAMAI-AS, US
  6327        3387       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2598        375     153  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2522       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      24164    1440  ATT-INTERNET4, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6884       1711     149  UNI2-AS, ES
 20940        3925       3348     213  AKAMAI-ASN1, NL
  8551        3280        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2904       2279     897  ROSTELECOM-AS, RU
  9009        2511        258    1321  M247, GB
 34984        2200        354     600  TELLCOM-AS, TR
 58224        1739        912     585  TCI, IR
 61317        1628        213     921  ASDETUK www.heficed.com, GB
 13188        1610        100      27  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10626       3464     574  Uninet S.A. de C.V., MX
 10620        3248        490     830  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1642        286     453  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1436       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2351     138  TIM SA, BR
  6147        1092        370      21  Telefonica del Peru S.A.A., PE
 11664         970        188     445  Techtel LMDS Comunicaciones Interactiva

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1937        326      60  Telkom-Internet, ZA
 24863        1637        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         814         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         522         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10626       3464     574  Uninet S.A. de C.V., MX
  9808        8684       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6884       1711     149  UNI2-AS, ES
 16509        5895       9964    2545  AMAZON-02, US
  7545        5857        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4632        307     804  CABLEONE, US
 22773        4045       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3925       3348     213  AKAMAI-ASN1, NL
 16625        3667       1892    2547  AKAMAI-AS, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        8684         8630  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6884         6735  UNI2-AS, ES
  7545        5857         5173  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4632         3828  CABLEONE, US
 20940        3925         3712  AKAMAI-ASN1, NL
 22773        4045         3667  ASN-CXA-ALL-CCI-22773-RDC, US
  7713        3497         3440  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5895         3350  AMAZON-02, US
  7552        3341         3322  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24             46887  LIGHTOWER, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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        /8:16       /9:13      /10:40      /11:99      /12:300     
/13:595     /14:1207    /15:2077    /16:13567   /17:8225    /18:13877   
/19:25053   /20:41583   /21:50200   /22:106955  /23:93513   /24:509392  
/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
 12479        5843        6884  UNI2-AS, ES
  8151        4423       10626  Uninet S.A. de C.V., MX
 11492        3585        4632  CABLEONE, US
  6327        3196        3387  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3008        4045  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2745        3280  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2252        2598  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2470  Instituto Costarricense de Electricidad y Telec

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

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

   1:1791      2:1054      3:145       4:18        5:3729      6:100    
   7:5         8:1533      9:1        11:172      12:1713     13:399    
  14:2258     15:122      16:31       17:375      18:126      20:147    
  21:4        22:188      23:5280     24:2386     25:4        27:2525   
  29:19       31:2389     32:106      34:1        35:47       36:1669   
  37:3910     38:2343     39:637      40:149      41:4316     42:904    
  43:2066     44:293      45:15699    46:3764     47:323      49:1662   
  50:1874     51:103      52:1336     54:284      55:647      56:4      
  57:57       58:1574     59:1036     60:935      61:2201     62:2391   
  63:1955     64:5407     65:2350     66:4950     67:2866     68:1174   
  69:4077     70:1348     71:679      72:3091     74:2610     75:1500   
  76:709      77:2101     78:1747     79:2584     80:1892     81:1525   
  82:1415     83:1172     84:1290     85:2823     86:703      87:1882   
  88:974      89:3104     90:500      91:7465     92:1915     93:2579   
  94:3189     95:3580     96:1303     97:348      98:980      99:911    
 100:76      101:1042    102:1973    103:27364   104:4090    105:2022   
 106:839     107:2389    108:747     109:3939    110:1943    111:3096   
 112:1953    113:1402    114:1520    115:1915    116:1833    117:2386   
 118:2158    119:1831    120:1577    121:985     122:2497    123:2116   
 124:1538    125:1890    128:1366    129:1175    130:914     131:2072   
 132:780     133:362     134:1905    135:337     136:785     137:864    
 138:2431    139:1211    140:832     141:1308    142:1224    143:1356   
 144:1269    145:329     146:1598    147:1460    148:2241    149:1579   
 150:848     151:1081    152:1673    153:436     154:3359    155:1362   
 156:1816    157:1186    158:989     159:2014    160:2386    161:1261   
 162:3387    163:1116    164:1682    165:1524    166:593     167:1663   
 168:3635    169:709     170:4275    171:791     172:2826    173:3032   
 174:1001    175:1124    176:3399    177:4520    178:3008    179:1931   
 180:2254    181:2618    182:3113    183:1877    184:2413    185:19034  
 186:4251    187:3523    188:3620    189:3089    190:8697    191:1313   
 192:10983   193:8408    194:6880    195:4903    196:3025    197:2684   
 198:6016    199:5998    200:7408    201:5683    202:10168   203:10015  
 204:4488    205:3397    206:3809    207:3377    208:4008    209:4630   
 210:3980    211:2330    212:3796    213:3388    214:1164    215:64     
 216:6376    217:2702    218:1181    219:454     220:1915    221:984    
 222:677     223:2010   

End of report


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