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

REN Routing Table Report cscora at frr.nsrc.org
Sat Nov 6 18:40:17 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 06 Nov, 2021

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

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

BGP routing table entries examined:                              865000
    Prefixes after maximum aggregation (per Origin AS):          328315
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      420207
Total ASes present in the Internet Routing Table:                 72193
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           61914
Origin ASes announcing only one prefix:                           25525
Transit ASes present in the Internet Routing Table:               10279
Transit-only ASes present in the Internet Routing Table:            369
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:               883
    Number of instances of unregistered ASNs:                       884
Number of 32-bit ASNs allocated by the RIRs:                      37769
Number of 32-bit ASNs visible in the Routing Table:               31296
Prefixes from 32-bit ASNs in the Routing Table:                  143468
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:            439
Number of addresses announced to Internet:                   3070973184
    Equivalent to 183 /8s, 11 /16s and 85 /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:      291882

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

Prefixes being announced by APNIC Region ASes:                   222289
    Total APNIC prefixes after maximum aggregation:               64104
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217531
    Unique aggregates announced from the APNIC address blocks:    92543
APNIC Region origin ASes present in the Internet Routing Table:   12036
    APNIC Prefixes per ASN:                                       18.07
APNIC Region origin ASes announcing only one prefix:               3428
APNIC Region transit ASes present in the Internet Routing Table:   1695
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:   7243
Number of APNIC addresses announced to Internet:              772160768
    Equivalent to 46 /8s, 6 /16s and 61 /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:                    255409
    Total ARIN prefixes after maximum aggregation:               117948
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255544
    Unique aggregates announced from the ARIN address blocks:    122365
ARIN Region origin ASes present in the Internet Routing Table:    18934
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6852
ARIN Region transit ASes present in the Internet Routing Table:    1961
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:    4190
Number of ARIN addresses announced to Internet:              1301664256
    Equivalent to 77 /8s, 149 /16s and 210 /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:                    242531
    Total RIPE prefixes after maximum aggregation:               113360
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238525
    Unique aggregates announced from the RIPE address blocks:    146188
RIPE Region origin ASes present in the Internet Routing Table:    28111
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12107
RIPE Region transit ASes present in the Internet Routing Table:    3968
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:   10501
Number of RIPE addresses announced to Internet:               712276736
    Equivalent to 42 /8s, 116 /16s and 123 /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:                  113330
    Total LACNIC prefixes after maximum aggregation:              26868
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114192
    Unique aggregates announced from the LACNIC address blocks:   47469
LACNIC Region origin ASes present in the Internet Routing Table:  10787
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2612
LACNIC Region transit ASes present in the Internet Routing Table:  2134
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:  8459
Number of LACNIC addresses announced to Internet:             176454912
    Equivalent to 10 /8s, 132 /16s and 125 /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:                  30558
    Total AfriNIC prefixes after maximum aggregation:              5361
    AfriNIC Deaggregation factor:                                  5.70
Prefixes being announced from the AfriNIC address blocks:         38769
    Unique aggregates announced from the AfriNIC address blocks:  11259
AfriNIC Region origin ASes present in the Internet Routing Table:  1576
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              526
AfriNIC Region transit ASes present in the Internet Routing Table:  313
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  903
Number of AfriNIC addresses announced to Internet:            108146176
    Equivalent to 6 /8s, 114 /16s and 46 /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        8633       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5850        785     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3587       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3118       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2253      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2170        472     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2142       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        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        5885       9963    2553  AMAZON-02, US
 11492        4632        307     800  CABLEONE, US
 22773        4054       3051     379  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3665       1893    2550  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2595        373     155  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5027     443  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2244      24162    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        6877       1725     145  UNI2-AS, ES
 20940        3917       3348     208  AKAMAI-ASN1, NL
  8551        3273        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2502        258    1314  M247, GB
 34984        2205        356     597  TELLCOM-AS, TR
 58224        1715        906     581  TCI, IR
 61317        1636        222     923  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       10603       3463     573  Uninet S.A. de C.V., MX
 10620        3240        490     833  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1638        289     454  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1433       2312     259  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     138  TIM SA, BR
  6147        1100        370      22  Telefonica del Peru S.A.A., PE
 11664         964        187     444  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        1595        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1273       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         813         68      11  ORANGE-COTE-IVOIRE, CI
 36935         682        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       10603       3463     573  Uninet S.A. de C.V., MX
  9808        8633       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6877       1725     145  UNI2-AS, ES
 16509        5885       9963    2553  AMAZON-02, US
  7545        5850        785     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4632        307     800  CABLEONE, US
 22773        4054       3051     379  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3917       3348     208  AKAMAI-ASN1, NL
 16625        3665       1893    2550  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        8633         8579  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6877         6732  UNI2-AS, ES
  7545        5850         5166  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4632         3832  CABLEONE, US
 20940        3917         3709  AKAMAI-ASN1, NL
 22773        4054         3675  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3587         3568  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5885         3332  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    /15:2079    /16:13573   /17:8223    /18:13845   
/19:25032   /20:41472   /21:50200   /22:106628  /23:93397   /24:508281  
/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        5840        6877  UNI2-AS, ES
  8151        4401       10603  Uninet S.A. de C.V., MX
 11492        3585        4632  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3013        4054  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2738        3273  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2249        2595  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)
----------------------------------------------

   1:1793      2:1052      3:145       4:19        5:3671      6:100    
   7:5         8:1538      9:1        11:172      12:1715     13:405    
  14:2253     15:121      16:27       17:372      18:127      20:138    
  21:4        22:188      23:5206     24:2389     25:2        27:2548   
  29:19       31:2389     32:106      34:1        35:47       36:1668   
  37:3920     38:2336     39:630      40:148      41:4239     42:911    
  43:2050     44:289      45:15655    46:3711     47:324      49:1666   
  50:1881     51:100      52:1333     54:282      55:729      56:4      
  57:57       58:1579     59:1041     60:932      61:2200     62:2361   
  63:1954     64:5403     65:2353     66:4949     67:2874     68:1169   
  69:4091     70:1351     71:678      72:3096     74:2619     75:1500   
  76:704      77:2078     78:1741     79:2580     80:1872     81:1520   
  82:1379     83:1170     84:1287     85:2809     86:710      87:1874   
  88:950      89:3098     90:502      91:7447     92:1845     93:2571   
  94:3163     95:3553     96:1301     97:347      98:979      99:925    
 100:75      101:1042    102:1916    103:27315   104:4140    105:2023   
 106:825     107:2435    108:745     109:3925    110:1930    111:3088   
 112:1955    113:1331    114:1518    115:1911    116:1831    117:2423   
 118:2164    119:1828    120:1564    121:983     122:2498    123:2104   
 124:1536    125:1890    128:1374    129:1170    130:912     131:2072   
 132:784     133:362     134:1898    135:331     136:802     137:864    
 138:2412    139:1214    140:828     141:1295    142:1243    143:1372   
 144:1278    145:328     146:1574    147:1460    148:2230    149:1487   
 150:846     151:1080    152:1674    153:434     154:3284    155:1358   
 156:1803    157:1182    158:989     159:2036    160:2342    161:1276   
 162:3386    163:1114    164:1671    165:1511    166:604     167:1662   
 168:3593    169:712     170:4281    171:806     172:2815    173:3020   
 174:1000    175:1120    176:3391    177:4552    178:3011    179:1932   
 180:2250    181:2615    182:3103    183:1865    184:2411    185:19006  
 186:4252    187:3513    188:3565    189:3087    190:8681    191:1326   
 192:10970   193:8393    194:6867    195:4895    196:3032    197:2663   
 198:6028    199:5983    200:7394    201:5641    202:10162   203:10019  
 204:4493    205:3392    206:3820    207:3369    208:4001    209:4699   
 210:3978    211:2329    212:3787    213:3392    214:1153    215:64     
 216:6377    217:2709    218:1182    219:453     220:1914    221:973    
 222:677     223:1987   

End of report


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