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

REN Routing Table Report cscora at frr.nsrc.org
Sun Sep 12 18:38:53 UTC 2021


Global R&E Routing Table Report   18:35 GMT Sun 12 Sep, 2021

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

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

BGP routing table entries examined:                              831394
    Prefixes after maximum aggregation (per Origin AS):          229404
    Deaggregation factor:                                          3.62
    Unique aggregates announced (without unneeded subnets):      194159
Total ASes present in the Internet Routing Table:                 71271
    Prefixes per ASN:                                             11.67
Origin-only ASes present in the Internet Routing Table:           61159
Origin ASes announcing only one prefix:                           25388
Transit ASes present in the Internet Routing Table:               10112
Transit-only ASes present in the Internet Routing Table:            350
Average AS path length visible in the Internet Routing Table:       5.5
    Max AS path length visible:                                      39
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:               978
    Number of instances of unregistered ASNs:                       981
Number of 32-bit ASNs allocated by the RIRs:                      37207
Number of 32-bit ASNs visible in the Routing Table:               30544
Prefixes from 32-bit ASNs in the Routing Table:                  137829
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                35817
Prefixes being announced from unallocated address space:            916
Number of addresses announced to Internet:                   1253868288
    Equivalent to 74 /8s, 188 /16s and 131 /24s
    Percentage of available address space announced:               33.9
    Percentage of allocated address space announced:               33.9
    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:      334800

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

Prefixes being announced by APNIC Region ASes:                   212030
    Total APNIC prefixes after maximum aggregation:               38836
    APNIC Deaggregation factor:                                    5.46
Prefixes being announced from the APNIC address blocks:           79373
    Unique aggregates announced from the APNIC address blocks:    13528
APNIC Region origin ASes present in the Internet Routing Table:   11847
    APNIC Prefixes per ASN:                                        6.70
APNIC Region origin ASes announcing only one prefix:               3389
APNIC Region transit ASes present in the Internet Routing Table:   1657
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7053
Number of APNIC addresses announced to Internet:              132835840
    Equivalent to 7 /8s, 234 /16s and 234 /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, 131072-147769
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:                    248170
    Total ARIN prefixes after maximum aggregation:                78105
    ARIN Deaggregation factor:                                     3.18
Prefixes being announced from the ARIN address blocks:           436501
    Unique aggregates announced from the ARIN address blocks:     71761
ARIN Region origin ASes present in the Internet Routing Table:    18664
    ARIN Prefixes per ASN:                                        23.39
ARIN Region origin ASes announcing only one prefix:                6852
ARIN Region transit ASes present in the Internet Routing Table:    1933
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4011
Number of ARIN addresses announced to Internet:               674853888
    Equivalent to 40 /8s, 57 /16s and 116 /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:                    231309
    Total RIPE prefixes after maximum aggregation:                85467
    RIPE Deaggregation factor:                                     2.71
Prefixes being announced from the RIPE address blocks:           276309
    Unique aggregates announced from the RIPE address blocks:    106361
RIPE Region origin ASes present in the Internet Routing Table:    27711
    RIPE Prefixes per ASN:                                         9.97
RIPE Region origin ASes announcing only one prefix:               11975
RIPE Region transit ASes present in the Internet Routing Table:    3909
Average RIPE Region AS path length visible:                         5.2
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10180
Number of RIPE addresses announced to Internet:               411192576
    Equivalent to 24 /8s, 130 /16s and 77 /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:                  111053
    Total LACNIC prefixes after maximum aggregation:              21474
    LACNIC Deaggregation factor:                                   5.17
Prefixes being announced from the LACNIC address blocks:             92
    Unique aggregates announced from the LACNIC address blocks:      39
LACNIC Region origin ASes present in the Internet Routing Table:  10768
    LACNIC Prefixes per ASN:                                       0.01
LACNIC Region origin ASes announcing only one prefix:              2667
LACNIC Region transit ASes present in the Internet Routing Table:  2110
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8427
Number of LACNIC addresses announced to Internet:               1072128
    Equivalent to 0 /8s, 16 /16s and 92 /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:                  27854
    Total AfriNIC prefixes after maximum aggregation:              4893
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:          2386
    Unique aggregates announced from the AfriNIC address blocks:   1409
AfriNIC Region origin ASes present in the Internet Routing Table:  1538
    AfriNIC Prefixes per ASN:                                      1.55
AfriNIC Region origin ASes announcing only one prefix:              505
AfriNIC Region transit ASes present in the Internet Routing Table:  309
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  873
Number of AfriNIC addresses announced to Internet:             16032000
    Equivalent to 0 /8s, 244 /16s and 161 /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
  7545        5814        446     152  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5154       7493      29  CMNET-GD Guangdong Mobile Communication
  7552        3621       1321      10  VIETEL-AS-AP Viettel Group, VN
  7713        3399        970      38  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2880       1793       8  VNPT-AS-VN VNPT Corp, VN
  4766        2249       6938     183  KIXS-AS-KR Korea Telecom, KR
  9498        2210        437     201  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2069        337     125  TATACOMM-AS TATA Communications formerl
 45090        2062        807      53  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
 24560        1841        630     260  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        5377       2855    1150  AMAZON-02, US
 11492        4663        240     564  CABLEONE, US
 22773        3998       1402     161  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        168      26  VIASAT-SP-BACKBONE, US
 16625        3424       1038    1504  AKAMAI-AS, US
  6327        3364        757      41  SHAW, CA
 30036        2580        277     168  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       2477     232  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       1808     314  CHARTER-20115, US
  5972        2161        301     376  DNIC-ASBLK-05800-06055, 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        6834        255      64  UNI2-AS, ES
 20940        3422       1996     106  AKAMAI-ASN1, NL
  8551        3314        137      18  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        2747         49      13  ALJAWWALSTC-AS, SA
 12389        2662        880     180  ROSTELECOM-AS, RU
  9009        2446        143     707  M247, GB
 34984        2228        213     260  TELLCOM-AS, TR
 61317        1685        128     588  ASDETUK www.heficed.com, GB
 13188        1610         99      24  TRIOLAN, UA
 58224        1277        285     255  TCI, IR

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        8709       2740     348  Uninet S.A. de C.V., MX
 10620        3417        499     629  Telmex Colombia S.A., CO
 11830        2496         71      56  Instituto Costarricense de Electricidad
 13999        1780        332     369  Mega Cable, S.A. de C.V., MX
  6503        1514        287     324  Axtel, S.A.B. de C.V., MX
 28573        1440       2124     202  CLARO S.A., BR
  3816        1239        615     137  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2342      99  TIM SA, BR
  6147        1079        257       6  Telefonica del Peru S.A.A., PE
 11172         957         49      17  Alestra, S. de R.L. de C.V., MX

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
 24863        1634        373      16  LINKdotNET-AS, EG
 24835        1387        359      29  RAYA-AS, EG
 36992        1311       1311     161  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         774         66      10  ORANGE-COTE-IVOIRE, CI
  6713         613       1583      30  IAM-AS, MA
 36935         579        521      35  Vodafone-, EG
 15399         503         49      28  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
 23889         438        230      14  MauritiusTelecom, MU

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        8709       2740     348  Uninet S.A. de C.V., MX
 12479        6834        255      64  UNI2-AS, ES
  7545        5814        446     152  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5377       2855    1150  AMAZON-02, US
  9808        5154       7493      29  CMNET-GD Guangdong Mobile Communication
 11492        4663        240     564  CABLEONE, US
 22773        3998       1402     161  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        168      26  VIASAT-SP-BACKBONE, US
  7552        3621       1321      10  VIETEL-AS-AP Viettel Group, VN
 16625        3424       1038    1504  AKAMAI-AS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 12479        6834         6770  UNI2-AS, ES
  7545        5814         5662  TPG-INTERNET-AP TPG Telecom Limited, AU
  9808        5154         5125  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 16509        5377         4227  AMAZON-02, US
 11492        4663         4099  CABLEONE, US
  7155        3968         3942  VIASAT-SP-BACKBONE, US
 22773        3998         3837  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3621         3611  VIETEL-AS-AP Viettel Group, VN
  7713        3399         3361  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
  6327        3364         3323  SHAW, CA

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
     40544  UNALLOCATED  2.0.33.0/24               6461  ZAYO-6461, US
     15132  UNALLOCATED  2.9.150.0/24              1239  SPRINTLINK, US
      3577  UNALLOCATED  2.19.197.0/24             7018  ATT-INTERNET4, US
     21861  UNALLOCATED  2.37.59.0/24              7018  ATT-INTERNET4, US
     33684  UNALLOCATED  2.37.144.0/24             7018  ATT-INTERNET4, US
     13317  UNALLOCATED  2.44.10.0/24              7018  ATT-INTERNET4, US
     63305  UNALLOCATED  2.49.58.0/24              7018  ATT-INTERNET4, US
     33684  UNALLOCATED  2.68.34.0/24              7018  ATT-INTERNET4, US
     31781  UNALLOCATED  2.71.107.0/24             7018  ATT-INTERNET4, US
     21861  UNALLOCATED  2.106.212.0/24            7018  ATT-INTERNET4, 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
0.0.0.0/11                 8075  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.32.176.0/20             50207  ASN-CSC-, NL
0.33.0.0/16                8075  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.34.0.0/15                8070  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.36.0.0/14                8075  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.39.58.0/23               8069  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.40.0.0/13                8075  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.45.128.0/20              8075  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.47.1.0/24                8069  MICROSOFT-CORP-MSN-AS-BLOCK, US
0.47.2.0/24                8069  MICROSOFT-CORP-MSN-AS-BLOCK, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
5.42.192.0/22        Origin:    395768  ITERATEL-1123, CA
5.42.192.0/22       Transit:      6939  HURRICANE, US
5.42.197.0/24        Origin:    399502  VALUEHOSTED-, US
5.42.197.0/24       Transit:     36352  AS-COLOCROSSING, US
5.42.200.0/24        Origin:     40676  AS40676, US
5.42.200.0/24       Transit:      3257  GTT-BACKBONE GTT, US
5.42.201.0/24        Origin:     40676  AS40676, US
5.42.201.0/24       Transit:      3257  GTT-BACKBONE GTT, US
5.42.202.0/24        Origin:     40676  AS40676, US
5.42.202.0/24       Transit:      3257  GTT-BACKBONE GTT, 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        /8:15       /9:11      /10:39      /11:95      /12:271     
/13:556     /14:1140    /15:1999    /16:13199   /17:8004    /18:13508   
/19:24437   /20:39519   /21:48476   /22:103036  /23:88955   /24:488134  
/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        4003        6834  UNI2-AS, ES
 10620        3323        3417  Telmex Colombia S.A., CO
  7155        3299        3968  VIASAT-SP-BACKBONE, US
  8151        3083        8709  Uninet S.A. de C.V., MX
 16509        2118        5377  AMAZON-02, US
 30036        2039        2580  MEDIACOM-ENTERPRISE-BUSINESS, US
 22773        1962        3998  ASN-CXA-ALL-CCI-22773-RDC, US
  7545        1603        5814  TPG-INTERNET-AP TPG Telecom Limited, AU
  6327        1602        3364  SHAW, CA
 13999        1459        1780  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:24830     2:24632     3:49689     4:26088     5:30040     6:17553  
   7:19792     8:13381     9:22441    10:5851     11:4987     12:5640   
  13:4641     14:2617     15:1953     16:8139     17:4790     18:3163   
  19:2283     20:2710     21:1865     22:3091     23:3899     24:1531   
  25:1871     28:1331     29:1431     30:878      31:2017     32:773    
  33:359      34:1809     35:305      36:774      37:851      38:2385   
  39:1186     40:759      41:1210     42:1198     43:1333     44:1265   
  45:324      46:1500     47:1388     48:2139     49:1502     50:819    
  51:1085     52:1646     53:428      54:3056     55:1336     56:1755   
  57:1219     58:979      59:2004     60:2404     61:1240     62:3360   
  63:1107     64:1570     65:1450     66:580      67:1634     68:3638   
  69:706      70:4312     71:806      72:2725     73:2849     74:1004   
  75:1100     76:3266     77:4458     78:2995     79:1874     80:2239   
  81:2643     82:3037     83:1539     84:2414     85:18780    86:4236   
  87:3139     88:3326     89:2911     90:8624     91:1388     92:10725  
  93:8334     94:6751     95:4835     96:2962     97:2528     98:6014   
  99:5938   

End of report


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