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

REN Routing Table Report cscora at frr.nsrc.org
Wed Nov 17 18:39:56 UTC 2021


Global R&E Routing Table Report   18:35 GMT Wed 17 Nov, 2021

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

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

BGP routing table entries examined:                              865589
    Prefixes after maximum aggregation (per Origin AS):          328972
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      421005
Total ASes present in the Internet Routing Table:                 72329
    Prefixes per ASN:                                             11.97
Origin-only ASes present in the Internet Routing Table:           62019
Origin ASes announcing only one prefix:                           25605
Transit ASes present in the Internet Routing Table:               10310
Transit-only ASes present in the Internet Routing Table:            374
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:               895
    Number of instances of unregistered ASNs:                       898
Number of 32-bit ASNs allocated by the RIRs:                      37843
Number of 32-bit ASNs visible in the Routing Table:               31430
Prefixes from 32-bit ASNs in the Routing Table:                  144340
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            458
Number of addresses announced to Internet:                   3071297280
    Equivalent to 183 /8s, 16 /16s and 71 /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:      291014

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

Prefixes being announced by APNIC Region ASes:                   223274
    Total APNIC prefixes after maximum aggregation:               64205
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          218385
    Unique aggregates announced from the APNIC address blocks:    92665
APNIC Region origin ASes present in the Internet Routing Table:   12081
    APNIC Prefixes per ASN:                                       18.08
APNIC Region origin ASes announcing only one prefix:               3461
APNIC Region transit ASes present in the Internet Routing Table:   1702
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:   7296
Number of APNIC addresses announced to Internet:              772629760
    Equivalent to 46 /8s, 13 /16s and 101 /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:                    255646
    Total ARIN prefixes after maximum aggregation:               118149
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           255722
    Unique aggregates announced from the ARIN address blocks:    122547
ARIN Region origin ASes present in the Internet Routing Table:    18944
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1956
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:    4212
Number of ARIN addresses announced to Internet:              1301571584
    Equivalent to 77 /8s, 148 /16s and 104 /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:                    243397
    Total RIPE prefixes after maximum aggregation:               113720
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           239493
    Unique aggregates announced from the RIPE address blocks:    146599
RIPE Region origin ASes present in the Internet Routing Table:    28159
    RIPE Prefixes per ASN:                                         8.51
RIPE Region origin ASes announcing only one prefix:               12149
RIPE Region transit ASes present in the Internet Routing Table:    3982
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:   10544
Number of RIPE addresses announced to Internet:               712301056
    Equivalent to 42 /8s, 116 /16s and 218 /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:                  113362
    Total LACNIC prefixes after maximum aggregation:              26878
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         114221
    Unique aggregates announced from the LACNIC address blocks:   47458
LACNIC Region origin ASes present in the Internet Routing Table:  10799
    LACNIC Prefixes per ASN:                                      10.58
LACNIC Region origin ASes announcing only one prefix:              2610
LACNIC Region transit ASes present in the Internet Routing Table:  2137
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:  8471
Number of LACNIC addresses announced to Internet:             176376320
    Equivalent to 10 /8s, 131 /16s and 74 /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:                  29015
    Total AfriNIC prefixes after maximum aggregation:              5332
    AfriNIC Deaggregation factor:                                  5.44
Prefixes being announced from the AfriNIC address blocks:         37310
    Unique aggregates announced from the AfriNIC address blocks:  11332
AfriNIC Region origin ASes present in the Internet Routing Table:  1581
    AfriNIC Prefixes per ASN:                                     23.60
AfriNIC Region origin ASes announcing only one prefix:              523
AfriNIC Region transit ASes present in the Internet Routing Table:  312
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:  907
Number of AfriNIC addresses announced to Internet:            108140544
    Equivalent to 6 /8s, 114 /16s and 24 /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        8712       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5856        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3595       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3484       1019      50  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3203       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11118     572  KIXS-AS-KR Korea Telecom, KR
  9498        2173        475     235  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2155       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        429     202  TATACOMM-AS TATA Communications formerl
 24560        1984        834     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        5924       9999    2558  AMAZON-02, US
 11492        4606        305     828  CABLEONE, US
 22773        4047       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3667       1892    2547  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2595        373     170  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5026     440  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2247      24164    1438  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        6889       1711     149  UNI2-AS, ES
 20940        3929       3348     214  AKAMAI-ASN1, NL
 39891        3271        187      23  ALJAWWALSTC-AS, SA
  8551        3136        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2904       2279     897  ROSTELECOM-AS, RU
  9009        2513        258    1323  M247, GB
 34984        2201        354     600  TELLCOM-AS, TR
 58224        1742        913     587  TCI, IR
 61317        1623        213     917  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       10601       3448     573  Uninet S.A. de C.V., MX
 10620        3248        490     830  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1641        286     455  Mega Cable, S.A. de C.V., MX
  6503        1531        359     473  Axtel, S.A.B. de C.V., MX
 28573        1437       2314     251  CLARO S.A., BR
  3816        1239        651     154  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2351     138  TIM SA, BR
  6147        1093        370      21  Telefonica del Peru S.A.A., PE
 11664         971        188     444  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
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         823         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         523         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
 37457         437        326      59  Telkom-Internet, ZA

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       10601       3448     573  Uninet S.A. de C.V., MX
  9808        8712       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6889       1711     149  UNI2-AS, ES
 16509        5924       9999    2558  AMAZON-02, US
  7545        5856        787     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4606        305     828  CABLEONE, US
 22773        4047       3049     378  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3929       3348     214  AKAMAI-ASN1, NL
 16625        3667       1892    2547  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        8712         8658  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6889         6740  UNI2-AS, ES
  7545        5856         5172  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4606         3778  CABLEONE, US
 20940        3929         3715  AKAMAI-ASN1, NL
 22773        4047         3669  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3484         3434  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        5924         3366  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
     65512  PRIVATE      5.61.74.0/24             58173  ONWAVE, IE
     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
23.141.0.0/24        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     /14:1207    /15:2077    /16:13564   /17:8220    /18:13860   
/19:25028   /20:41632   /21:50310   /22:106991  /23:93458   /24:508179  
/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        5847        6889  UNI2-AS, ES
  8151        4409       10601  Uninet S.A. de C.V., MX
 11492        3559        4606  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3010        4047  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2601        3136  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2250        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)
----------------------------------------------

   1:1792      2:1052      3:145       4:18        5:3711      6:100    
   7:5         8:1533      9:1        11:172      12:1712     13:410    
  14:2260     15:123      16:30       17:374      18:124      20:147    
  21:4        22:188      23:5276     24:2376     25:4        27:2552   
  29:19       31:2387     32:106      34:1        35:47       36:1678   
  37:3914     38:2356     39:655      40:149      41:4265     42:914    
  43:2063     44:293      45:15702    46:3775     47:323      49:1667   
  50:1874     51:103      52:1345     54:288      55:653      56:4      
  57:57       58:1577     59:1036     60:935      61:2200     62:2414   
  63:1951     64:5397     65:2346     66:4956     67:2875     68:1176   
  69:4112     70:1349     71:679      72:3089     74:2611     75:1503   
  76:710      77:2131     78:1746     79:2693     80:1877     81:1526   
  82:1415     83:1172     84:1291     85:2826     86:702      87:1894   
  88:974      89:3135     90:495      91:7485     92:1909     93:2583   
  94:3214     95:3579     96:1299     97:347      98:980      99:911    
 100:76      101:1044    102:1961    103:27368   104:4092    105:444    
 106:844     107:2386    108:744     109:3687    110:1944    111:3103   
 112:1957    113:1403    114:1521    115:1911    116:1837    117:2432   
 118:2145    119:1837    120:1582    121:985     122:2497    123:2124   
 124:1541    125:1896    128:1370    129:1175    130:912     131:2067   
 132:782     133:364     134:1903    135:337     136:772     137:866    
 138:2433    139:1218    140:836     141:1318    142:1224    143:1358   
 144:1268    145:328     146:1614    147:1459    148:2239    149:1586   
 150:851     151:1080    152:1671    153:441     154:3380    155:1361   
 156:1817    157:1190    158:987     159:2015    160:2397    161:1275   
 162:3398    163:1168    164:1684    165:1521    166:591     167:1671   
 168:3633    169:706     170:4268    171:803     172:2827    173:3036   
 174:1001    175:1139    176:3436    177:4520    178:3012    179:1939   
 180:2255    181:2621    182:3119    183:1875    184:2413    185:19051  
 186:4252    187:3537    188:3617    189:3081    190:8703    191:1322   
 192:10982   193:8413    194:6882    195:4907    196:2981    197:2654   
 198:6016    199:6003    200:7408    201:5678    202:10180   203:10011  
 204:4479    205:3382    206:3807    207:3381    208:4007    209:4647   
 210:3979    211:2331    212:3817    213:3394    214:1163    215:64     
 216:6379    217:2699    218:1181    219:465     220:1916    221:984    
 222:677     223:2011   

End of report


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