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

REN Routing Table Report cscora at frr.nsrc.org
Sun Oct 31 18:40:00 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sun 31 Oct, 2021

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

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

BGP routing table entries examined:                              861093
    Prefixes after maximum aggregation (per Origin AS):          327993
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      420056
Total ASes present in the Internet Routing Table:                 72163
    Prefixes per ASN:                                             11.93
Origin-only ASes present in the Internet Routing Table:           61882
Origin ASes announcing only one prefix:                           25508
Transit ASes present in the Internet Routing Table:               10281
Transit-only ASes present in the Internet Routing Table:            364
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:               901
    Number of instances of unregistered ASNs:                       902
Number of 32-bit ASNs allocated by the RIRs:                      37707
Number of 32-bit ASNs visible in the Routing Table:               31253
Prefixes from 32-bit ASNs in the Routing Table:                  143218
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:            445
Number of addresses announced to Internet:                   3070611712
    Equivalent to 183 /8s, 5 /16s and 209 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    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:      291718

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

Prefixes being announced by APNIC Region ASes:                   219091
    Total APNIC prefixes after maximum aggregation:               64100
    APNIC Deaggregation factor:                                    3.42
Prefixes being announced from the APNIC address blocks:          214403
    Unique aggregates announced from the APNIC address blocks:    92539
APNIC Region origin ASes present in the Internet Routing Table:   12028
    APNIC Prefixes per ASN:                                       17.83
APNIC Region origin ASes announcing only one prefix:               3427
APNIC Region transit ASes present in the Internet Routing Table:   1698
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:   7236
Number of APNIC addresses announced to Internet:              772221184
    Equivalent to 46 /8s, 7 /16s and 41 /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:                    254858
    Total ARIN prefixes after maximum aggregation:               117700
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254860
    Unique aggregates announced from the ARIN address blocks:    122290
ARIN Region origin ASes present in the Internet Routing Table:    18929
    ARIN Prefixes per ASN:                                        13.46
ARIN Region origin ASes announcing only one prefix:                6847
ARIN Region transit ASes present in the Internet Routing Table:    1957
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:    4175
Number of ARIN addresses announced to Internet:              1301682944
    Equivalent to 77 /8s, 150 /16s and 27 /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:                    242515
    Total RIPE prefixes after maximum aggregation:               113339
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238561
    Unique aggregates announced from the RIPE address blocks:    146182
RIPE Region origin ASes present in the Internet Routing Table:    28099
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12101
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10483
Number of RIPE addresses announced to Internet:               712228608
    Equivalent to 42 /8s, 115 /16s and 191 /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:                  113052
    Total LACNIC prefixes after maximum aggregation:              26832
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         113937
    Unique aggregates announced from the LACNIC address blocks:   47415
LACNIC Region origin ASes present in the Internet Routing Table:  10788
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2613
LACNIC Region transit ASes present in the Internet Routing Table:  2135
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:             176082944
    Equivalent to 10 /8s, 126 /16s and 208 /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:                  30676
    Total AfriNIC prefixes after maximum aggregation:              5340
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         38887
    Unique aggregates announced from the AfriNIC address blocks:  11243
AfriNIC Region origin ASes present in the Internet Routing Table:  1572
    AfriNIC Prefixes per ASN:                                     24.74
AfriNIC Region origin ASes announcing only one prefix:              520
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:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  899
Number of AfriNIC addresses announced to Internet:            108108800
    Equivalent to 6 /8s, 113 /16s and 156 /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        6033       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3600       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3047       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2168        472     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1197      71  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2124        429     203  TATACOMM-AS TATA Communications formerl
 24560        1981        834     378  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        5852       9991    2542  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4056       3052     367  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3652       1886    2544  AKAMAI-AS, US
  6327        3372       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2594        375     164  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2523       5027     443  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2246      24164    1433  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        6878       1726     143  UNI2-AS, ES
 20940        3909       3348     208  AKAMAI-ASN1, NL
  8551        3288        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2903       2283     897  ROSTELECOM-AS, RU
  9009        2507        259    1324  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1697        904     576  TCI, IR
 61317        1680        223     938  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       10584       3461     576  Uninet S.A. de C.V., MX
 10620        3249        492     818  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1637        288     453  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1430       2310     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     137  TIM SA, BR
  6147        1101        370      22  Telefonica del Peru S.A.A., PE
 11664         958        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        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      33  RAYA-AS, EG
 36992        1273       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         670        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         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       10584       3461     576  Uninet S.A. de C.V., MX
 12479        6878       1726     143  UNI2-AS, ES
  9808        6033       8999      54  CHINAMOBILE-CN China Mobile Communicati
 16509        5852       9991    2542  AMAZON-02, US
  7545        5842        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4643        307     802  CABLEONE, US
 22773        4056       3052     367  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3909       3348     208  AKAMAI-ASN1, NL
 16625        3652       1886    2544  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
 12479        6878         6735  UNI2-AS, ES
  9808        6033         5979  CHINAMOBILE-CN China Mobile Communications Grou
  7545        5842         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4643         3841  CABLEONE, US
 20940        3909         3701  AKAMAI-ASN1, NL
 22773        4056         3689  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3600         3581  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5852         3310  AMAZON-02, US

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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     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

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    /15:2081    /16:13563   /17:8232    /18:13836   
/19:25014   /20:41246   /21:49943   /22:106116  /23:92693   /24:506099  
/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        5841        6878  UNI2-AS, ES
  8151        4384       10584  Uninet S.A. de C.V., MX
 11492        3597        4643  CABLEONE, US
  6327        3181        3372  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3006        4056  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2753        3288  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2247        2594  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2469  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)
----------------------------------------------

   1:1793      2:1056      3:145       4:19        5:3670      6:100    
   7:5         8:1540      9:1        11:172      12:1713     13:407    
  14:2246     15:119      16:25       17:371      18:123      20:134    
  21:4        22:188      23:5235     24:2407     25:2        27:2546   
  29:19       31:2387     32:106      34:1        35:47       36:1610   
  37:3915     38:2337     39:580      40:149      41:4307     42:886    
  43:2045     44:291      45:15585    46:3713     47:321      49:1666   
  50:1849     51:100      52:1321     54:283      55:739      56:4      
  57:57       58:1574     59:1050     60:931      61:2201     62:2355   
  63:1955     64:5411     65:2359     66:4947     67:2871     68:1169   
  69:4093     70:1354     71:678      72:3157     74:2625     75:1497   
  76:697      77:2064     78:1735     79:2590     80:1873     81:1523   
  82:1381     83:1171     84:1286     85:2815     86:712      87:1876   
  88:982      89:3091     90:498      91:7446     92:1837     93:2576   
  94:3153     95:3568     96:1301     97:348      98:976      99:933    
 100:75      101:1031    102:1928    103:27293   104:4057    105:2023   
 106:825     107:2378    108:739     109:3918    110:1928    111:2824   
 112:1927    113:1260    114:1488    115:1900    116:1830    117:2236   
 118:2156    119:1827    120:1123    121:983     122:2498    123:2104   
 124:1534    125:1884    128:1384    129:1168    130:907     131:2054   
 132:779     133:362     134:1894    135:314     136:788     137:863    
 138:2412    139:1206    140:828     141:1290    142:1217    143:1371   
 144:1274    145:327     146:1564    147:1459    148:2231    149:1483   
 150:832     151:1092    152:1667    153:434     154:3280    155:1354   
 156:1815    157:1176    158:981     159:2044    160:2365    161:1255   
 162:3357    163:1113    164:1674    165:1506    166:594     167:1657   
 168:3647    169:708     170:4342    171:803     172:2773    173:3001   
 174:1004    175:1119    176:3370    177:4516    178:3012    179:1948   
 180:2252    181:2621    182:3102    183:1552    184:2414    185:18992  
 186:4241    187:3493    188:3573    189:3074    190:8669    191:1318   
 192:10955   193:8412    194:6858    195:4887    196:3021    197:2682   
 198:6079    199:5979    200:7386    201:5624    202:10135   203:10000  
 204:4497    205:3382    206:3805    207:3368    208:3999    209:4724   
 210:3977    211:2320    212:3768    213:3385    214:1154    215:64     
 216:6389    217:2701    218:1105    219:454     220:1913    221:919    
 222:670     223:1805   

End of report


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