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

REN Routing Table Report cscora at frr.nsrc.org
Mon Nov 8 18:39:53 UTC 2021


Global R&E Routing Table Report   18:35 GMT Mon 08 Nov, 2021

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

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

BGP routing table entries examined:                              865462
    Prefixes after maximum aggregation (per Origin AS):          328415
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420505
Total ASes present in the Internet Routing Table:                 72225
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           61938
Origin ASes announcing only one prefix:                           25551
Transit ASes present in the Internet Routing Table:               10287
Transit-only ASes present in the Internet Routing Table:            366
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     216
    Max AS path prepend of ASN (132608)                             205
Prefixes from unregistered ASNs in the Routing Table:               888
    Number of instances of unregistered ASNs:                       889
Number of 32-bit ASNs allocated by the RIRs:                      37784
Number of 32-bit ASNs visible in the Routing Table:               31318
Prefixes from 32-bit ASNs in the Routing Table:                  143523
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:            436
Number of addresses announced to Internet:                   3071096320
    Equivalent to 183 /8s, 13 /16s and 54 /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:      292103

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

Prefixes being announced by APNIC Region ASes:                   222467
    Total APNIC prefixes after maximum aggregation:               64136
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217722
    Unique aggregates announced from the APNIC address blocks:    92628
APNIC Region origin ASes present in the Internet Routing Table:   12045
    APNIC Prefixes per ASN:                                       18.08
APNIC Region origin ASes announcing only one prefix:               3436
APNIC Region transit ASes present in the Internet Routing Table:   1693
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:   7251
Number of APNIC addresses announced to Internet:              772276736
    Equivalent to 46 /8s, 8 /16s and 2 /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:                    255591
    Total ARIN prefixes after maximum aggregation:               118010
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255589
    Unique aggregates announced from the ARIN address blocks:    122402
ARIN Region origin ASes present in the Internet Routing Table:    18946
    ARIN Prefixes per ASN:                                        13.49
ARIN Region origin ASes announcing only one prefix:                6860
ARIN Region transit ASes present in the Internet Routing Table:    1968
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:    4198
Number of ARIN addresses announced to Internet:              1301716224
    Equivalent to 77 /8s, 150 /16s and 157 /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:                    242665
    Total RIPE prefixes after maximum aggregation:               113383
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238806
    Unique aggregates announced from the RIPE address blocks:    146376
RIPE Region origin ASes present in the Internet Routing Table:    28124
    RIPE Prefixes per ASN:                                         8.49
RIPE Region origin ASes announcing only one prefix:               12120
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:                         216
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10508
Number of RIPE addresses announced to Internet:               712262144
    Equivalent to 42 /8s, 116 /16s and 66 /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:                  113181
    Total LACNIC prefixes after maximum aggregation:              26869
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114045
    Unique aggregates announced from the LACNIC address blocks:   47459
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.58
LACNIC Region origin ASes announcing only one prefix:              2612
LACNIC Region transit ASes present in the Internet Routing Table:  2128
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:  8455
Number of LACNIC addresses announced to Internet:             176435712
    Equivalent to 10 /8s, 132 /16s and 50 /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:                  30670
    Total AfriNIC prefixes after maximum aggregation:              5341
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         38864
    Unique aggregates announced from the AfriNIC address blocks:  11259
AfriNIC Region origin ASes present in the Internet Routing Table:  1578
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              523
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:  906
Number of AfriNIC addresses announced to Internet:            108137216
    Equivalent to 6 /8s, 114 /16s and 11 /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        8679       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5848        785     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3591       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3499       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3131       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  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        2124        429     204  TATACOMM-AS TATA Communications formerl
 24560        1982        835     376  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        5878       9962    2539  AMAZON-02, US
 11492        4632        307     800  CABLEONE, US
 22773        4051       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3669       1894    2551  AKAMAI-AS, US
  6327        3381       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2591        373     178  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2246      24163    1435  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     145  UNI2-AS, ES
 20940        3914       3348     213  AKAMAI-ASN1, NL
  8551        3369        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2504        258    1316  M247, GB
 34984        2189        354     600  TELLCOM-AS, TR
 58224        1730        908     583  TCI, IR
 61317        1635        221     920  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       10605       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        1639        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         965        187     442  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        1553        507      33  RAYA-AS, EG
 36992        1274       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         814         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         464         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       10605       3463     573  Uninet S.A. de C.V., MX
  9808        8679       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6881       1725     145  UNI2-AS, ES
 16509        5878       9962    2539  AMAZON-02, US
  7545        5848        785     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4632        307     800  CABLEONE, US
 22773        4051       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3914       3348     213  AKAMAI-ASN1, NL
 16625        3669       1894    2551  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        8679         8625  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6881         6736  UNI2-AS, ES
  7545        5848         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4632         3832  CABLEONE, US
 20940        3914         3701  AKAMAI-ASN1, NL
 22773        4051         3673  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3591         3572  VIETEL-AS-AP Viettel Group, VN
  7713        3499         3442  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5878         3339  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
     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:     36944  UBUNTU-UNICAST-AS, MW
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    /16:13571   /17:8227    /18:13842   
/19:25032   /20:41481   /21:50194   /22:106709  /23:93392   /24:508665  
/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        5846        6881  UNI2-AS, ES
  8151        4403       10605  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        3014        4051  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2834        3369  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2245        2591  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      2:1051      3:145       4:19        5:3675      6:100    
   7:5         8:1537      9:1        11:172      12:1715     13:404    
  14:2254     15:121      16:27       17:375      18:127      20:138    
  21:4        22:188      23:5289     24:2389     25:2        27:2546   
  29:19       31:2385     32:106      34:1        35:47       36:1668   
  37:3909     38:2341     39:629      40:148      41:4284     42:899    
  43:2049     44:290      45:15658    46:3715     47:324      49:1648   
  50:1879     51:100      52:1331     54:279      55:729      56:4      
  57:57       58:1573     59:1040     60:930      61:2200     62:2374   
  63:1958     64:5433     65:2354     66:4950     67:2874     68:1169   
  69:4084     70:1353     71:678      72:3096     74:2621     75:1500   
  76:704      77:2075     78:1741     79:2576     80:1875     81:1522   
  82:1378     83:1169     84:1287     85:2912     86:710      87:1873   
  88:971      89:3100     90:502      91:7461     92:1844     93:2576   
  94:3161     95:3553     96:1300     97:347      98:979      99:925    
 100:75      101:1042    102:1953    103:27313   104:4122    105:2023   
 106:840     107:2417    108:745     109:3925    110:1932    111:3088   
 112:1954    113:1343    114:1519    115:1912    116:1831    117:2423   
 118:2165    119:1829    120:1570    121:984     122:2499    123:2104   
 124:1536    125:1892    128:1377    129:1169    130:912     131:2061   
 132:784     133:362     134:1902    135:329     136:795     137:864    
 138:2417    139:1218    140:829     141:1296    142:1244    143:1366   
 144:1280    145:328     146:1571    147:1475    148:2227    149:1488   
 150:847     151:1076    152:1671    153:434     154:3301    155:1358   
 156:1789    157:1186    158:989     159:2038    160:2347    161:1261   
 162:3384    163:1116    164:1680    165:1520    166:605     167:1659   
 168:3642    169:712     170:4277    171:806     172:2809    173:3021   
 174:1000    175:1120    176:3385    177:4523    178:3007    179:1943   
 180:2250    181:2611    182:3104    183:1867    184:2411    185:19016  
 186:4240    187:3515    188:3580    189:3086    190:8679    191:1332   
 192:10980   193:8399    194:6874    195:4900    196:3032    197:2628   
 198:6029    199:5986    200:7397    201:5648    202:10158   203:10037  
 204:4493    205:3383    206:3819    207:3382    208:4005    209:4698   
 210:3978    211:2329    212:3800    213:3373    214:1153    215:64     
 216:6388    217:2708    218:1181    219:453     220:1914    221:982    
 222:677     223:1986   

End of report


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