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

REN Routing Table Report cscora at frr.nsrc.org
Sat Dec 4 18:39:28 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sat 04 Dec, 2021

  BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              869410
    Prefixes after maximum aggregation (per Origin AS):          329511
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421723
Total ASes present in the Internet Routing Table:                 72351
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           62002
Origin ASes announcing only one prefix:                           25601
Transit ASes present in the Internet Routing Table:               10349
Transit-only ASes present in the Internet Routing Table:            383
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      56
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               893
    Number of instances of unregistered ASNs:                       894
Number of 32-bit ASNs allocated by the RIRs:                      37991
Number of 32-bit ASNs visible in the Routing Table:               31517
Prefixes from 32-bit ASNs in the Routing Table:                  145893
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            849
Number of addresses announced to Internet:                   3071954944
    Equivalent to 183 /8s, 26 /16s and 80 /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:      292998

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

Prefixes being announced by APNIC Region ASes:                   224227
    Total APNIC prefixes after maximum aggregation:               64358
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          219379
    Unique aggregates announced from the APNIC address blocks:    92821
APNIC Region origin ASes present in the Internet Routing Table:   12079
    APNIC Prefixes per ASN:                                       18.16
APNIC Region origin ASes announcing only one prefix:               3454
APNIC Region transit ASes present in the Internet Routing Table:   1710
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7299
Number of APNIC addresses announced to Internet:              772381952
    Equivalent to 46 /8s, 9 /16s and 157 /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:                    256151
    Total ARIN prefixes after maximum aggregation:               118041
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255789
    Unique aggregates announced from the ARIN address blocks:    122218
ARIN Region origin ASes present in the Internet Routing Table:    18939
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1956
Average ARIN Region AS path length visible:                         5.5
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4240
Number of ARIN addresses announced to Internet:              1300646144
    Equivalent to 77 /8s, 134 /16s and 73 /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:                    243977
    Total RIPE prefixes after maximum aggregation:               114049
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240053
    Unique aggregates announced from the RIPE address blocks:    147069
RIPE Region origin ASes present in the Internet Routing Table:    28160
    RIPE Prefixes per ASN:                                         8.52
RIPE Region origin ASes announcing only one prefix:               12135
RIPE Region transit ASes present in the Internet Routing Table:    3979
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10562
Number of RIPE addresses announced to Internet:               713587712
    Equivalent to 42 /8s, 136 /16s and 124 /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:                  113272
    Total LACNIC prefixes after maximum aggregation:              27001
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         114105
    Unique aggregates announced from the LACNIC address blocks:   47571
LACNIC Region origin ASes present in the Internet Routing Table:  10818
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2629
LACNIC Region transit ASes present in the Internet Routing Table:  2161
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:  8498
Number of LACNIC addresses announced to Internet:             176438784
    Equivalent to 10 /8s, 132 /16s and 62 /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:                  30890
    Total AfriNIC prefixes after maximum aggregation:              5376
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         39235
    Unique aggregates announced from the AfriNIC address blocks:  11269
AfriNIC Region origin ASes present in the Internet Routing Table:  1590
    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:  320
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       37
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  918
Number of AfriNIC addresses announced to Internet:            108355840
    Equivalent to 6 /8s, 117 /16s and 97 /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        8736       8995      49  CHINAMOBILE-CN China Mobile Communicati
  7545        5857        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3589       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3484       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3240       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2248      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2189        475     237  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2154       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        429     202  TATACOMM-AS TATA Communications formerl
 24560        1997        840     366  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        6011      10029    2571  AMAZON-02, US
 11492        4594        304     819  CABLEONE, US
 22773        4012       3028     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3673       1895    2555  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2605        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5042     435  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2236       3032     502  CHARTER-20115, 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        6855       1733     150  UNI2-AS, ES
 20940        3881       3360     190  AKAMAI-ASN1, NL
  8551        3453        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2908       2279     898  ROSTELECOM-AS, RU
  9009        2565        264    1345  M247, GB
 34984        2203        355     597  TELLCOM-AS, TR
 58224        1755        917     577  TCI, IR
 61317        1652        214     931  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       10493       3450     581  Uninet S.A. de C.V., MX
 10620        3251        491     832  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1623        286     456  Mega Cable, S.A. de C.V., MX
  6503        1436        355     523  Axtel, S.A.B. de C.V., MX
 28573        1373       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2350     136  TIM SA, BR
  6147        1089        370      21  Telefonica del Peru S.A.A., PE
 11664         981        189     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        1618        393      21  LINKdotNET-AS, EG
 24835        1549        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         824         68      10  ORANGE-COTE-IVOIRE, CI
 36935         704        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         523         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       10493       3450     581  Uninet S.A. de C.V., MX
  9808        8736       8995      49  CHINAMOBILE-CN China Mobile Communicati
 12479        6855       1733     150  UNI2-AS, ES
 16509        6011      10029    2571  AMAZON-02, US
  7545        5857        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4594        304     819  CABLEONE, US
 22773        4012       3028     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3881       3360     190  AKAMAI-ASN1, NL
 16625        3673       1895    2555  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        8736         8687  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6855         6705  UNI2-AS, ES
  7545        5857         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4594         3775  CABLEONE, US
 20940        3881         3691  AKAMAI-ASN1, NL
 22773        4012         3646  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3589         3569  VIETEL-AS-AP Viettel Group, VN
 16509        6011         3440  AMAZON-02, US
  7713        3484         3428  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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
23.141.0.0/24        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
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     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      /12:301     
/13:594     /14:1207    /15:2080    /16:13538   /17:8281    /18:13869   
/19:24976   /20:41646   /21:50504   /22:107275  /23:93501   /24:511470  
/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        5786        6855  UNI2-AS, ES
  8151        4324       10493  Uninet S.A. de C.V., MX
 11492        3547        4594  CABLEONE, US
  6327        3199        3389  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2993        4012  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2918        3453  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1924        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)
----------------------------------------------

   1:1794      2:1026      3:144       4:20        5:3715      6:100    
   7:5         8:1539      9:1        11:172      12:1704     13:406    
  14:2292     15:133      16:31       17:374      18:130      20:146    
  21:4        22:188      23:5319     24:2366     25:4        27:2563   
  29:19       31:2382     32:106      34:1        35:48       36:1721   
  37:3919     38:2379     39:661      40:148      41:4323     42:916    
  43:2064     44:295      45:15648    46:3684     47:321      49:1635   
  50:1883     51:104      52:1346     54:290      55:728      56:4      
  57:57       58:1587     59:1040     60:936      61:2221     62:2415   
  63:1954     64:5395     65:2349     66:4930     67:2908     68:1186   
  69:4147     70:1344     71:676      72:3095     74:2611     75:1501   
  76:711      77:2142     78:1752     79:2708     80:1898     81:1499   
  82:1421     83:1176     84:1290     85:2816     86:702      87:1892   
  88:978      89:3120     90:478      91:7502     92:1887     93:2580   
  94:3219     95:3604     96:1300     97:343      98:985      99:899    
 100:76      101:1049    102:2006    103:27478   104:4084    105:2015   
 106:847     107:2385    108:754     109:4004    110:2046    111:3095   
 112:1966    113:1423    114:1521    115:1918    116:1850    117:2468   
 118:2219    119:1839    120:1576    121:989     122:2507    123:2111   
 124:1540    125:1992    128:1373    129:1176    130:913     131:2078   
 132:781     133:362     134:1915    135:287     136:796     137:864    
 138:2444    139:1206    140:814     141:1316    142:1232    143:1371   
 144:1257    145:330     146:1706    147:1473    148:2229    149:1579   
 150:850     151:1065    152:1663    153:443     154:3459    155:1351   
 156:1848    157:1195    158:987     159:2018    160:2361    161:1271   
 162:3407    163:1180    164:1674    165:1535    166:608     167:1668   
 168:3653    169:708     170:4300    171:810     172:2874    173:3048   
 174:1005    175:1139    176:3431    177:4494    178:3007    179:1974   
 180:2255    181:2652    182:3116    183:1879    184:2412    185:19090  
 186:4257    187:3544    188:3495    189:3126    190:8735    191:1331   
 192:11018   193:8454    194:6902    195:4960    196:3055    197:2692   
 198:6007    199:6002    200:7412    201:5545    202:10208   203:10011  
 204:4498    205:3377    206:3832    207:3358    208:4010    209:4630   
 210:3977    211:2304    212:3888    213:3414    214:1160    215:62     
 216:6387    217:2686    218:1189    219:462     220:1969    221:983    
 222:677     223:2108   

End of report


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