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

REN Routing Table Report cscora at frr.nsrc.org
Wed Nov 10 18:40:07 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 10 Nov, 2021

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

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

BGP routing table entries examined:                              866205
    Prefixes after maximum aggregation (per Origin AS):          328564
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420668
Total ASes present in the Internet Routing Table:                 72262
    Prefixes per ASN:                                             11.99
Origin-only ASes present in the Internet Routing Table:           61953
Origin ASes announcing only one prefix:                           25581
Transit ASes present in the Internet Routing Table:               10309
Transit-only ASes present in the Internet Routing Table:            374
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      56
    Max AS path prepend of ASN ( 45609)                              52
Prefixes from unregistered ASNs in the Routing Table:               895
    Number of instances of unregistered ASNs:                       895
Number of 32-bit ASNs allocated by the RIRs:                      37774
Number of 32-bit ASNs visible in the Routing Table:               31353
Prefixes from 32-bit ASNs in the Routing Table:                  143700
Number of bogon 32-bit ASNs visible in the Routing Table:            33
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            450
Number of addresses announced to Internet:                   3071139840
    Equivalent to 183 /8s, 13 /16s and 224 /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:      292372

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

Prefixes being announced by APNIC Region ASes:                   222665
    Total APNIC prefixes after maximum aggregation:               64134
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217840
    Unique aggregates announced from the APNIC address blocks:    92599
APNIC Region origin ASes present in the Internet Routing Table:   12054
    APNIC Prefixes per ASN:                                       18.07
APNIC Region origin ASes announcing only one prefix:               3444
APNIC Region transit ASes present in the Internet Routing Table:   1701
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         55
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7262
Number of APNIC addresses announced to Internet:              772237056
    Equivalent to 46 /8s, 7 /16s and 103 /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:                    255603
    Total ARIN prefixes after maximum aggregation:               118076
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           255693
    Unique aggregates announced from the ARIN address blocks:    122470
ARIN Region origin ASes present in the Internet Routing Table:    18943
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1966
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:    4203
Number of ARIN addresses announced to Internet:              1301658368
    Equivalent to 77 /8s, 149 /16s and 187 /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:                    242874
    Total RIPE prefixes after maximum aggregation:               113447
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           239031
    Unique aggregates announced from the RIPE address blocks:    146448
RIPE Region origin ASes present in the Internet Routing Table:    28132
    RIPE Prefixes per ASN:                                         8.50
RIPE Region origin ASes announcing only one prefix:               12131
RIPE Region transit ASes present in the Internet Routing Table:    3979
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:   10520
Number of RIPE addresses announced to Internet:               712354560
    Equivalent to 42 /8s, 117 /16s and 171 /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:                  113406
    Total LACNIC prefixes after maximum aggregation:              26865
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114235
    Unique aggregates announced from the LACNIC address blocks:   47461
LACNIC Region origin ASes present in the Internet Routing Table:  10789
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2619
LACNIC Region transit ASes present in the Internet Routing Table:  2132
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:  8460
Number of LACNIC addresses announced to Internet:             176435968
    Equivalent to 10 /8s, 132 /16s and 51 /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:                  30762
    Total AfriNIC prefixes after maximum aggregation:              5359
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         38956
    Unique aggregates announced from the AfriNIC address blocks:  11296
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     24.62
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  315
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:  908
Number of AfriNIC addresses announced to Internet:            108179968
    Equivalent to 6 /8s, 114 /16s and 178 /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        8691       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5854        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3577       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3168       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        1982        833     372  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        5887       9964    2570  AMAZON-02, US
 11492        4627        306     804  CABLEONE, US
 22773        4047       3049     377  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3670       1894    2549  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2596        374     170  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2248      24164    1437  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        6881       1725     146  UNI2-AS, ES
 20940        3920       3348     213  AKAMAI-ASN1, NL
  8551        3369        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2904       2279     897  ROSTELECOM-AS, RU
  9009        2503        258    1319  M247, GB
 34984        2199        354     599  TELLCOM-AS, TR
 58224        1738        912     587  TCI, IR
 61317        1648        216     928  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       10613       3463     573  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        1639        289     452  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1434       2313     257  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     138  TIM SA, BR
  6147        1102        370      22  Telefonica del Peru S.A.A., PE
 11664         966        187     441  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        1635        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1280       1414     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         816         68      11  ORANGE-COTE-IVOIRE, CI
 36935         694        523      44  Vodafone-, EG
  6713         612       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       10613       3463     573  Uninet S.A. de C.V., MX
  9808        8691       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6881       1725     146  UNI2-AS, ES
 16509        5887       9964    2570  AMAZON-02, US
  7545        5854        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4627        306     804  CABLEONE, US
 22773        4047       3049     377  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3920       3348     213  AKAMAI-ASN1, NL
 16625        3670       1894    2549  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        8691         8637  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6881         6735  UNI2-AS, ES
  7545        5854         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4627         3823  CABLEONE, US
 20940        3920         3707  AKAMAI-ASN1, NL
 22773        4047         3670  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3577         3558  VIETEL-AS-AP Viettel Group, VN
  7713        3495         3438  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  8551        3369         3330  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:     15164  UPNLLC, US
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

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    /15:2078    /16:13574   /17:8228    /18:13854   
/19:25048   /20:41478   /21:50260   /22:106802  /23:93446   /24:509167  
/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        5845        6881  UNI2-AS, ES
  8151        4411       10613  Uninet S.A. de C.V., MX
 11492        3580        4627  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3010        4047  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2834        3369  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2250        2596  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)
----------------------------------------------

   1:1790      2:1051      3:145       4:19        5:3673      6:100    
   7:5         8:1537      9:1        11:172      12:1714     13:400    
  14:2258     15:121      16:29       17:375      18:126      20:142    
  21:4        22:188      23:5276     24:2388     25:2        27:2548   
  29:19       31:2406     32:106      34:1        35:47       36:1664   
  37:3909     38:2360     39:624      40:149      41:4287     42:913    
  43:2051     44:290      45:15659    46:3769     47:323      49:1677   
  50:1875     51:102      52:1333     54:282      55:739      56:4      
  57:57       58:1572     59:1040     60:933      61:2201     62:2381   
  63:1957     64:5436     65:2351     66:4938     67:2874     68:1168   
  69:4090     70:1352     71:679      72:3095     74:2619     75:1499   
  76:708      77:2073     78:1741     79:2579     80:1875     81:1519   
  82:1383     83:1170     84:1287     85:2912     86:709      87:1878   
  88:970      89:3107     90:502      91:7468     92:1866     93:2576   
  94:3170     95:3561     96:1301     97:347      98:980      99:916    
 100:76      101:1042    102:1958    103:27310   104:4117    105:2023   
 106:840     107:2409    108:748     109:3927    110:1940    111:3093   
 112:1952    113:1380    114:1520    115:1910    116:1834    117:2423   
 118:2164    119:1829    120:1577    121:984     122:2498    123:2102   
 124:1537    125:1889    128:1372    129:1176    130:912     131:2073   
 132:779     133:362     134:1903    135:328     136:789     137:865    
 138:2420    139:1217    140:833     141:1314    142:1236    143:1355   
 144:1273    145:327     146:1574    147:1474    148:2232    149:1584   
 150:851     151:1080    152:1675    153:435     154:3308    155:1358   
 156:1788    157:1184    158:987     159:2034    160:2351    161:1261   
 162:3384    163:1116    164:1677    165:1528    166:602     167:1664   
 168:3648    169:710     170:4280    171:806     172:2811    173:3026   
 174:1000    175:1123    176:3390    177:4533    178:3010    179:1939   
 180:2251    181:2619    182:3103    183:1867    184:2415    185:19002  
 186:4226    187:3518    188:3575    189:3085    190:8715    191:1327   
 192:10981   193:8402    194:6872    195:4897    196:3023    197:2686   
 198:6035    199:5981    200:7408    201:5673    202:10154   203:10024  
 204:4490    205:3405    206:3817    207:3378    208:4006    209:4699   
 210:3979    211:2329    212:3811    213:3375    214:1161    215:64     
 216:6384    217:2702    218:1181    219:454     220:1913    221:983    
 222:677     223:1988   

End of report


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