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

REN Routing Table Report cscora at frr.nsrc.org
Fri Nov 5 18:40:31 UTC 2021


Global R&E Routing Table Report   18:35 GMT Fri 05 Nov, 2021

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

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

BGP routing table entries examined:                              864483
    Prefixes after maximum aggregation (per Origin AS):          328189
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      420123
Total ASes present in the Internet Routing Table:                 72190
    Prefixes per ASN:                                             11.98
Origin-only ASes present in the Internet Routing Table:           61918
Origin ASes announcing only one prefix:                           25532
Transit ASes present in the Internet Routing Table:               10272
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:               879
    Number of instances of unregistered ASNs:                       880
Number of 32-bit ASNs allocated by the RIRs:                      37759
Number of 32-bit ASNs visible in the Routing Table:               31293
Prefixes from 32-bit ASNs in the Routing Table:                  143470
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:            440
Number of addresses announced to Internet:                   3071015680
    Equivalent to 183 /8s, 11 /16s and 251 /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:      291565

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

Prefixes being announced by APNIC Region ASes:                   222337
    Total APNIC prefixes after maximum aggregation:               64111
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          217565
    Unique aggregates announced from the APNIC address blocks:    92534
APNIC Region origin ASes present in the Internet Routing Table:   12037
    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:   1692
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:   7244
Number of APNIC addresses announced to Internet:              772143360
    Equivalent to 46 /8s, 5 /16s and 249 /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:                    255342
    Total ARIN prefixes after maximum aggregation:               117857
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255349
    Unique aggregates announced from the ARIN address blocks:    122137
ARIN Region origin ASes present in the Internet Routing Table:    18941
    ARIN Prefixes per ASN:                                        13.48
ARIN Region origin ASes announcing only one prefix:                6861
ARIN Region transit ASes present in the Internet Routing Table:    1962
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:    4189
Number of ARIN addresses announced to Internet:              1301799424
    Equivalent to 77 /8s, 151 /16s and 226 /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:                    242529
    Total RIPE prefixes after maximum aggregation:               113370
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           238621
    Unique aggregates announced from the RIPE address blocks:    146317
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:               12109
RIPE Region transit ASes present in the Internet Routing Table:    3967
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:   10502
Number of RIPE addresses announced to Internet:               712324352
    Equivalent to 42 /8s, 117 /16s and 53 /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:                  112811
    Total LACNIC prefixes after maximum aggregation:              26829
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         113681
    Unique aggregates announced from the LACNIC address blocks:   47465
LACNIC Region origin ASes present in the Internet Routing Table:  10784
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2610
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:             176355840
    Equivalent to 10 /8s, 130 /16s and 250 /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:                  30585
    Total AfriNIC prefixes after maximum aggregation:              5350
    AfriNIC Deaggregation factor:                                  5.72
Prefixes being announced from the AfriNIC address blocks:         38827
    Unique aggregates announced from the AfriNIC address blocks:  11286
AfriNIC Region origin ASes present in the Internet Routing Table:  1573
    AfriNIC Prefixes per ASN:                                     24.68
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  316
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:            108122112
    Equivalent to 6 /8s, 113 /16s and 208 /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        5849        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        3114       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        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        5879       9962    2550  AMAZON-02, US
 11492        4629        306     800  CABLEONE, US
 22773        4057       3052     380  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        2526       5027     444  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        6875       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        2505        258    1316  M247, GB
 34984        2206        356     598  TELLCOM-AS, TR
 58224        1708        904     582  TCI, IR
 61317        1684        223     952  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       10148       3463     569  Uninet S.A. de C.V., MX
 10620        3249        492     817  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        1130       2351     137  TIM SA, BR
  6147        1099        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        1273       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         786         68      11  ORANGE-COTE-IVOIRE, CI
 36935         682        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       10148       3463     569  Uninet S.A. de C.V., MX
  9808        8633       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6875       1725     145  UNI2-AS, ES
 16509        5879       9962    2550  AMAZON-02, US
  7545        5849        785     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4629        306     800  CABLEONE, US
 22773        4057       3052     380  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        6875         6730  UNI2-AS, ES
  7545        5849         5165  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4629         3829  CABLEONE, US
 20940        3917         3709  AKAMAI-ASN1, NL
 22773        4057         3677  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        5879         3329  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    /16:13575   /17:8229    /18:13841   
/19:25020   /20:41465   /21:50017   /22:106611  /23:93139   /24:508237  
/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        5839        6875  UNI2-AS, ES
  8151        4108       10148  Uninet S.A. de C.V., MX
 11492        3582        4629  CABLEONE, US
  6327        3190        3381  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3015        4057  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      2:1050      3:145       4:19        5:3666      6:100    
   7:5         8:1533      9:1        11:172      12:1718     13:406    
  14:2254     15:121      16:27       17:372      18:124      20:138    
  21:4        22:188      23:5294     24:2388     25:2        27:2547   
  29:19       31:2389     32:106      34:1        35:47       36:1668   
  37:3909     38:2345     39:618      40:148      41:4250     42:912    
  43:2050     44:290      45:15649    46:3709     47:324      49:1666   
  50:1880     51:100      52:1329     54:283      55:731      56:4      
  57:57       58:1579     59:1041     60:931      61:2200     62:2363   
  63:1958     64:5384     65:2355     66:4944     67:2873     68:1170   
  69:4088     70:1352     71:678      72:3089     74:2622     75:1500   
  76:704      77:2064     78:1741     79:2581     80:1871     81:1521   
  82:1378     83:1170     84:1288     85:2809     86:710      87:1868   
  88:975      89:3097     90:502      91:7451     92:1846     93:2570   
  94:3160     95:3554     96:1301     97:347      98:979      99:925    
 100:75      101:1042    102:1922    103:27317   104:4114    105:2023   
 106:826     107:2427    108:745     109:3918    110:1930    111:3084   
 112:1955    113:1327    114:1515    115:1912    116:1829    117:2422   
 118:2164    119:1828    120:1565    121:986     122:2498    123:2104   
 124:1536    125:1891    128:1373    129:1172    130:909     131:2064   
 132:783     133:362     134:1897    135:330     136:801     137:863    
 138:2408    139:1215    140:828     141:1297    142:1234    143:1377   
 144:1275    145:328     146:1573    147:1465    148:2229    149:1490   
 150:847     151:1078    152:1673    153:433     154:3310    155:1358   
 156:1796    157:1183    158:989     159:2037    160:2326    161:1275   
 162:3383    163:1114    164:1672    165:1511    166:600     167:1660   
 168:3654    169:708     170:4274    171:807     172:2810    173:3021   
 174:999     175:1120    176:3392    177:4528    178:3009    179:1979   
 180:2250    181:2615    182:3104    183:1865    184:2413    185:19012  
 186:4233    187:3495    188:3581    189:3021    190:8697    191:1335   
 192:10963   193:8409    194:6877    195:4895    196:3024    197:2684   
 198:6026    199:5974    200:7393    201:5576    202:10161   203:10019  
 204:4493    205:3395    206:3816    207:3369    208:4001    209:4696   
 210:3979    211:2329    212:3787    213:3395    214:1156    215:64     
 216:6379    217:2706    218:1182    219:453     220:1914    221:973    
 222:677     223:1987   

End of report


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