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

REN Routing Table Report cscora at frr.nsrc.org
Fri Nov 26 18:40:01 UTC 2021


Global R&E Routing Table Report   18:35 GMT Fri 26 Nov, 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:                              869539
    Prefixes after maximum aggregation (per Origin AS):          329463
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421324
Total ASes present in the Internet Routing Table:                 72368
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           62027
Origin ASes announcing only one prefix:                           25631
Transit ASes present in the Internet Routing Table:               10341
Transit-only ASes present in the Internet Routing Table:            371
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:               915
    Number of instances of unregistered ASNs:                       919
Number of 32-bit ASNs allocated by the RIRs:                      37919
Number of 32-bit ASNs visible in the Routing Table:               31491
Prefixes from 32-bit ASNs in the Routing Table:                  145426
Number of bogon 32-bit ASNs visible in the Routing Table:            49
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            864
Number of addresses announced to Internet:                   3070987520
    Equivalent to 183 /8s, 11 /16s and 141 /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:      293218

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

Prefixes being announced by APNIC Region ASes:                   224260
    Total APNIC prefixes after maximum aggregation:               64394
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          219497
    Unique aggregates announced from the APNIC address blocks:    92770
APNIC Region origin ASes present in the Internet Routing Table:   12108
    APNIC Prefixes per ASN:                                       18.13
APNIC Region origin ASes announcing only one prefix:               3476
APNIC Region transit ASes present in the Internet Routing Table:   1713
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7323
Number of APNIC addresses announced to Internet:              772375296
    Equivalent to 46 /8s, 9 /16s and 131 /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:                    256098
    Total ARIN prefixes after maximum aggregation:               118139
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255721
    Unique aggregates announced from the ARIN address blocks:    122156
ARIN Region origin ASes present in the Internet Routing Table:    18949
    ARIN Prefixes per ASN:                                        13.50
ARIN Region origin ASes announcing only one prefix:                6858
ARIN Region transit ASes present in the Internet Routing Table:    1963
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4223
Number of ARIN addresses announced to Internet:              1301289728
    Equivalent to 77 /8s, 144 /16s and 27 /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:                    244200
    Total RIPE prefixes after maximum aggregation:               114003
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240238
    Unique aggregates announced from the RIPE address blocks:    146862
RIPE Region origin ASes present in the Internet Routing Table:    28166
    RIPE Prefixes per ASN:                                         8.53
RIPE Region origin ASes announcing only one prefix:               12148
RIPE Region transit ASes present in the Internet Routing Table:    3976
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:   10554
Number of RIPE addresses announced to Internet:               712515840
    Equivalent to 42 /8s, 120 /16s and 33 /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:                  113212
    Total LACNIC prefixes after maximum aggregation:              26898
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114114
    Unique aggregates announced from the LACNIC address blocks:   47544
LACNIC Region origin ASes present in the Internet Routing Table:  10803
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2625
LACNIC Region transit ASes present in the Internet Routing Table:  2156
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:  8482
Number of LACNIC addresses announced to Internet:             176401408
    Equivalent to 10 /8s, 131 /16s and 172 /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:                  30854
    Total AfriNIC prefixes after maximum aggregation:              5333
    AfriNIC Deaggregation factor:                                  5.79
Prefixes being announced from the AfriNIC address blocks:         39105
    Unique aggregates announced from the AfriNIC address blocks:  11207
AfriNIC Region origin ASes present in the Internet Routing Table:  1580
    AfriNIC Prefixes per ASN:                                     24.75
AfriNIC Region origin ASes announcing only one prefix:              524
AfriNIC Region transit ASes present in the Internet Routing Table:  313
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:  909
Number of AfriNIC addresses announced to Internet:            107855360
    Equivalent to 6 /8s, 109 /16s and 190 /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        8733       8999      54  CHINAMOBILE-CN China Mobile Communicati
  7545        5860        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3595       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3494       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3223       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2181        475     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2157       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        429     201  TATACOMM-AS TATA Communications formerl
 24560        1990        839     367  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        6017      10015    2588  AMAZON-02, US
 11492        4593        304     821  CABLEONE, US
 22773        4015       3047     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3681       1897    2559  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2599        373     153  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       5042     434  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2243       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        6863       1731     149  UNI2-AS, ES
 20940        3923       3348     213  AKAMAI-ASN1, NL
  8551        3448        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2558        263    1348  M247, GB
 34984        2204        355     601  TELLCOM-AS, TR
 58224        1759        918     579  TCI, IR
 61317        1647        214     924  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       10644       3450     575  Uninet S.A. de C.V., MX
 10620        3251        491     826  Telmex Colombia S.A., CO
 11830        2467        369      62  Instituto Costarricense de Electricidad
 13999        1613        285     457  Mega Cable, S.A. de C.V., MX
  6503        1489        357     500  Axtel, S.A.B. de C.V., MX
 28573        1371       2317     257  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1139       2351     139  TIM SA, BR
  6147        1087        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        1937        326      60  Telkom-Internet, ZA
 24863        1632        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1286       1430     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         825         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         522         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       10644       3450     575  Uninet S.A. de C.V., MX
  9808        8733       8999      54  CHINAMOBILE-CN China Mobile Communicati
 12479        6863       1731     149  UNI2-AS, ES
 16509        6017      10015    2588  AMAZON-02, US
  7545        5860        787     683  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4593        304     821  CABLEONE, US
 22773        4015       3047     370  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3923       3348     213  AKAMAI-ASN1, NL
 16625        3681       1897    2559  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        8733         8679  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6863         6714  UNI2-AS, ES
  7545        5860         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3772  CABLEONE, US
 20940        3923         3710  AKAMAI-ASN1, NL
 22773        4015         3645  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3494         3437  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
 16509        6017         3429  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
     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             46887  LIGHTOWER, 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      /12:300     
/13:595     /14:1209    /15:2082    /16:13548   /17:8270    /18:13875   
/19:24990   /20:41673   /21:50472   /22:107300  /23:93567   /24:511490  
/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        5810        6863  UNI2-AS, ES
  8151        4443       10644  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2992        4015  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2913        3448  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2254        2599  MEDIACOM-ENTERPRISE-BUSINESS, US
 11830        1921        2467  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)
----------------------------------------------

   1:1796      2:1039      3:146       4:18        5:3730      6:100    
   7:5         8:1541      9:1        11:172      12:1707     13:411    
  14:2272     15:132      16:31       17:374      18:130      20:146    
  21:4        22:188      23:5314     24:2371     25:4        27:2564   
  29:19       31:2379     32:106      34:1        35:48       36:1731   
  37:3913     38:2370     39:651      40:149      41:4331     42:905    
  43:2072     44:295      45:15648    46:3783     47:322      49:1676   
  50:1882     51:104      52:1346     54:288      55:647      56:4      
  57:57       58:1585     59:1036     60:936      61:2222     62:2427   
  63:1950     64:5404     65:2350     66:4950     67:2899     68:1175   
  69:4148     70:1344     71:678      72:3092     74:2615     75:1502   
  76:710      77:2137     78:1748     79:2703     80:1882     81:1506   
  82:1417     83:1174     84:1289     85:2825     86:699      87:1889   
  88:978      89:3144     90:488      91:7506     92:1891     93:2579   
  94:3225     95:3588     96:1299     97:347      98:983      99:911    
 100:76      101:1049    102:1987    103:27480   104:4104    105:2010   
 106:841     107:2388    108:753     109:3994    110:2047    111:3099   
 112:1957    113:1417    114:1521    115:1917    116:1850    117:2479   
 118:2221    119:1840    120:1581    121:989     122:2508    123:2106   
 124:1540    125:1987    128:1402    129:1164    130:913     131:2071   
 132:778     133:364     134:1915    135:284     136:782     137:863    
 138:2432    139:1204    140:842     141:1313    142:1225    143:1354   
 144:1253    145:330     146:1684    147:1463    148:2234    149:1586   
 150:851     151:1089    152:1657    153:442     154:3369    155:1363   
 156:1832    157:1195    158:988     159:2017    160:2382    161:1272   
 162:3408    163:1177    164:1670    165:1530    166:595     167:1668   
 168:3638    169:711     170:4293    171:808     172:2848    173:3040   
 174:1004    175:1130    176:3422    177:4481    178:3003    179:1950   
 180:2255    181:2621    182:3122    183:1877    184:2412    185:19088  
 186:4257    187:3540    188:3628    189:3108    190:8754    191:1339   
 192:11012   193:8433    194:6905    195:4938    196:3049    197:2659   
 198:6014    199:6010    200:7436    201:5676    202:10214   203:10048  
 204:4495    205:3394    206:3821    207:3374    208:4012    209:4609   
 210:3993    211:2317    212:3846    213:3390    214:1163    215:64     
 216:6387    217:2688    218:1188    219:461     220:1965    221:987    
 222:679     223:2078   

End of report


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