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

REN Routing Table Report cscora at frr.nsrc.org
Wed Dec 1 18:39:46 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 01 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:                              869957
    Prefixes after maximum aggregation (per Origin AS):          329364
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421775
Total ASes present in the Internet Routing Table:                 72339
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           62203
Origin ASes announcing only one prefix:                           25613
Transit ASes present in the Internet Routing Table:               10136
Transit-only ASes present in the Internet Routing Table:            355
Average AS path length visible in the Internet Routing Table:       6.1
    Max AS path length visible:                                      57
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:               894
    Number of instances of unregistered ASNs:                       896
Number of 32-bit ASNs allocated by the RIRs:                      37954
Number of 32-bit ASNs visible in the Routing Table:               31522
Prefixes from 32-bit ASNs in the Routing Table:                  145846
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            863
Number of addresses announced to Internet:                   3071355136
    Equivalent to 183 /8s, 17 /16s and 41 /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:      293202

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

Prefixes being announced by APNIC Region ASes:                   224546
    Total APNIC prefixes after maximum aggregation:               64376
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          219720
    Unique aggregates announced from the APNIC address blocks:    92944
APNIC Region origin ASes present in the Internet Routing Table:   12117
    APNIC Prefixes per ASN:                                       18.13
APNIC Region origin ASes announcing only one prefix:               3463
APNIC Region transit ASes present in the Internet Routing Table:   1691
Average APNIC Region AS path length visible:                        6.6
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7334
Number of APNIC addresses announced to Internet:              772437504
    Equivalent to 46 /8s, 10 /16s and 118 /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:                    256169
    Total ARIN prefixes after maximum aggregation:               118071
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255758
    Unique aggregates announced from the ARIN address blocks:    122243
ARIN Region origin ASes present in the Internet Routing Table:    18931
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6860
ARIN Region transit ASes present in the Internet Routing Table:    1919
Average ARIN Region AS path length visible:                         5.8
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4227
Number of ARIN addresses announced to Internet:              1301011456
    Equivalent to 77 /8s, 139 /16s and 220 /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:                    243993
    Total RIPE prefixes after maximum aggregation:               113978
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240078
    Unique aggregates announced from the RIPE address blocks:    146965
RIPE Region origin ASes present in the Internet Routing Table:    28154
    RIPE Prefixes per ASN:                                         8.53
RIPE Region origin ASes announcing only one prefix:               12136
RIPE Region transit ASes present in the Internet Routing Table:    3906
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10555
Number of RIPE addresses announced to Internet:               712660736
    Equivalent to 42 /8s, 122 /16s and 87 /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:                  113432
    Total LACNIC prefixes after maximum aggregation:              26896
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114320
    Unique aggregates announced from the LACNIC address blocks:   47593
LACNIC Region origin ASes present in the Internet Routing Table:  10813
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2629
LACNIC Region transit ASes present in the Internet Routing Table:  2141
Average LACNIC Region AS path length visible:                       6.7
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8491
Number of LACNIC addresses announced to Internet:             176301568
    Equivalent to 10 /8s, 130 /16s and 38 /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:                  30923
    Total AfriNIC prefixes after maximum aggregation:              5371
    AfriNIC Deaggregation factor:                                  5.76
Prefixes being announced from the AfriNIC address blocks:         39218
    Unique aggregates announced from the AfriNIC address blocks:  11244
AfriNIC Region origin ASes present in the Internet Routing Table:  1588
    AfriNIC Prefixes per ASN:                                     24.70
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  915
Number of AfriNIC addresses announced to Internet:            108395776
    Equivalent to 6 /8s, 117 /16s and 253 /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        8731       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5861        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3583       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3483       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3234       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2251      11118     574  KIXS-AS-KR Korea Telecom, KR
  9498        2187        476     239  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2122        429     203  TATACOMM-AS TATA Communications formerl
 24560        2001        844     360  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        6027      10016    2579  AMAZON-02, US
 11492        4593        304     819  CABLEONE, US
 22773        4003       3027     360  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3694       1905    2567  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2603        374     135  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2528       5043     437  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2237       3033     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        6885       1733     150  UNI2-AS, ES
 20940        3876       3360     193  AKAMAI-ASN1, NL
  8551        3453        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2907       2279     898  ROSTELECOM-AS, RU
  9009        2564        263    1344  M247, GB
 34984        2204        355     600  TELLCOM-AS, TR
 58224        1754        918     575  TCI, IR
 61317        1652        214     932  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       10633       3450     581  Uninet S.A. de C.V., MX
 10620        3254        491     829  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1626        286     457  Mega Cable, S.A. de C.V., MX
  6503        1496        358     477  Axtel, S.A.B. de C.V., MX
 28573        1369       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1141       2351     139  TIM SA, BR
  6147        1088        369      21  Telefonica del Peru S.A.A., PE
 11664         980        189     441  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        1936        326      60  Telkom-Internet, ZA
 24863        1631        393      21  LINKdotNET-AS, EG
 24835        1550        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         825         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       10633       3450     581  Uninet S.A. de C.V., MX
  9808        8731       8995      48  CHINAMOBILE-CN China Mobile Communicati
 12479        6885       1733     150  UNI2-AS, ES
 16509        6027      10016    2579  AMAZON-02, US
  7545        5861        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4593        304     819  CABLEONE, US
 22773        4003       3027     360  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3876       3360     193  AKAMAI-ASN1, NL
 16625        3694       1905    2567  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        8731         8683  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6885         6735  UNI2-AS, ES
  7545        5861         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3774  CABLEONE, US
 20940        3876         3683  AKAMAI-ASN1, NL
 22773        4003         3643  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3583         3563  VIETEL-AS-AP Viettel Group, VN
 16509        6027         3448  AMAZON-02, US
  7713        3483         3427  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              3356  LEVEL3, 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             6939  HURRICANE, US

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      /12:300     
/13:595     /14:1208    /15:2079    /16:13549   /17:8260    /18:13862   
/19:24987   /20:41698   /21:50490   /22:107336  /23:93562   /24:511863  
/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        5816        6885  UNI2-AS, ES
  8151        4451       10633  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3199        3389  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2990        4003  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2918        3453  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2258        2603  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1919        2464  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)
----------------------------------------------

   1:1795      2:1034      3:147       4:20        5:3716      6:100    
   7:5         8:1540      9:1        11:172      12:1704     13:411    
  14:2286     15:133      16:31       17:375      18:130      20:146    
  21:4        22:188      23:5301     24:2374     25:4        27:2566   
  29:19       31:2386     32:106      34:1        35:48       36:1718   
  37:3915     38:2375     39:660      40:149      41:4315     42:925    
  43:2067     44:295      45:15684    46:3691     47:322      49:1638   
  50:1882     51:104      52:1347     54:290      55:730      56:4      
  57:57       58:1587     59:1041     60:936      61:2222     62:2422   
  63:1954     64:5393     65:2348     66:4938     67:2908     68:1173   
  69:4147     70:1343     71:677      72:3098     74:2613     75:1502   
  76:711      77:2141     78:1754     79:2705     80:1888     81:1499   
  82:1419     83:1175     84:1292     85:2826     86:701      87:1887   
  88:979      89:3117     90:485      91:7506     92:1890     93:2580   
  94:3208     95:3591     96:1300     97:342      98:984      99:899    
 100:76      101:1049    102:1998    103:27580   104:4088    105:2014   
 106:847     107:2378    108:754     109:4004    110:2049    111:3096   
 112:1960    113:1423    114:1523    115:1915    116:1855    117:2482   
 118:2221    119:1842    120:1576    121:989     122:2514    123:2110   
 124:1541    125:1992    128:1367    129:1173    130:914     131:2064   
 132:783     133:362     134:1914    135:287     136:787     137:865    
 138:2442    139:1206    140:837     141:1321    142:1226    143:1368   
 144:1260    145:331     146:1698    147:1466    148:2231    149:1577   
 150:852     151:1066    152:1661    153:443     154:3431    155:1363   
 156:1842    157:1191    158:988     159:2016    160:2372    161:1271   
 162:3406    163:1177    164:1683    165:1533    166:606     167:1668   
 168:3642    169:709     170:4299    171:808     172:2856    173:3045   
 174:1002    175:1143    176:3430    177:4539    178:3006    179:1978   
 180:2259    181:2634    182:3123    183:1874    184:2411    185:19102  
 186:4263    187:3593    188:3496    189:3143    190:8744    191:1325   
 192:11030   193:8446    194:6904    195:4964    196:3068    197:2682   
 198:6011    199:6003    200:7444    201:5666    202:10245   203:10023  
 204:4504    205:3367    206:3826    207:3377    208:4004    209:4631   
 210:3977    211:2324    212:3870    213:3400    214:1157    215:62     
 216:6391    217:2687    218:1188    219:461     220:1966    221:986    
 222:678     223:2081   

End of report


More information about the ren-bgp-stats-all mailing list