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

REN Routing Table Report cscora at frr.nsrc.org
Thu Dec 2 18:39:52 UTC 2021


Global R&E Routing Table Report   18:35 GMT Thu 02 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:                              868964
    Prefixes after maximum aggregation (per Origin AS):          329517
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421591
Total ASes present in the Internet Routing Table:                 72281
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           61970
Origin ASes announcing only one prefix:                           25569
Transit ASes present in the Internet Routing Table:               10311
Transit-only ASes present in the Internet Routing Table:            380
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:               916
    Number of instances of unregistered ASNs:                       917
Number of 32-bit ASNs allocated by the RIRs:                      37963
Number of 32-bit ASNs visible in the Routing Table:               31454
Prefixes from 32-bit ASNs in the Routing Table:                  145624
Number of bogon 32-bit ASNs visible in the Routing Table:            37
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            863
Number of addresses announced to Internet:                   3072265216
    Equivalent to 183 /8s, 31 /16s and 12 /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:      292901

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

Prefixes being announced by APNIC Region ASes:                   223833
    Total APNIC prefixes after maximum aggregation:               64265
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          219038
    Unique aggregates announced from the APNIC address blocks:    92564
APNIC Region origin ASes present in the Internet Routing Table:   12017
    APNIC Prefixes per ASN:                                       18.23
APNIC Region origin ASes announcing only one prefix:               3438
APNIC Region transit ASes present in the Internet Routing Table:   1677
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7255
Number of APNIC addresses announced to Internet:              772258560
    Equivalent to 46 /8s, 7 /16s and 187 /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:                    256175
    Total ARIN prefixes after maximum aggregation:               118078
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255853
    Unique aggregates announced from the ARIN address blocks:    122250
ARIN Region origin ASes present in the Internet Routing Table:    18934
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1958
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:    4228
Number of ARIN addresses announced to Internet:              1301032960
    Equivalent to 77 /8s, 140 /16s and 48 /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:                    243948
    Total RIPE prefixes after maximum aggregation:               114019
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           240019
    Unique aggregates announced from the RIPE address blocks:    147020
RIPE Region origin ASes present in the Internet Routing Table:    28162
    RIPE Prefixes per ASN:                                         8.52
RIPE Region origin ASes announcing only one prefix:               12132
RIPE Region transit ASes present in the Internet Routing Table:    3982
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:   10565
Number of RIPE addresses announced to Internet:               713683968
    Equivalent to 42 /8s, 137 /16s and 244 /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:                  113173
    Total LACNIC prefixes after maximum aggregation:              27068
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         114003
    Unique aggregates announced from the LACNIC address blocks:   47709
LACNIC Region origin ASes present in the Internet Routing Table:  10807
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              2617
LACNIC Region transit ASes present in the Internet Routing Table:  2153
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:  8488
Number of LACNIC addresses announced to Internet:             176380928
    Equivalent to 10 /8s, 131 /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:                  30919
    Total AfriNIC prefixes after maximum aggregation:              5391
    AfriNIC Deaggregation factor:                                  5.74
Prefixes being announced from the AfriNIC address blocks:         39188
    Unique aggregates announced from the AfriNIC address blocks:  11264
AfriNIC Region origin ASes present in the Internet Routing Table:  1591
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  319
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  918
Number of AfriNIC addresses announced to Internet:            108361216
    Equivalent to 6 /8s, 117 /16s and 118 /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        8737       8995      49  CHINAMOBILE-CN China Mobile Communicati
  7545        5860        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3589       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3483       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3240       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2250      11118     573  KIXS-AS-KR Korea Telecom, KR
  9498        2187        476     238  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2154       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2121        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        6017      10013    2572  AMAZON-02, US
 11492        4593        304     819  CABLEONE, US
 22773        4013       3028     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3684       1901    2561  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2605        374     132  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2527       5042     436  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        6847       1733     150  UNI2-AS, ES
 20940        3878       3360     192  AKAMAI-ASN1, NL
  8551        3452        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2909       2279     899  ROSTELECOM-AS, RU
  9009        2563        263    1343  M247, GB
 34984        2203        355     599  TELLCOM-AS, TR
 58224        1754        918     575  TCI, IR
 61317        1641        214     926  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       10495       3450     581  Uninet S.A. de C.V., MX
 10620        3252        491     832  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1623        286     457  Mega Cable, S.A. de C.V., MX
  6503        1436        355     523  Axtel, S.A.B. de C.V., MX
 28573        1374       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1145       2351     141  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        1937        326      60  Telkom-Internet, ZA
 24863        1631        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         825         68      11  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       10495       3450     581  Uninet S.A. de C.V., MX
  9808        8737       8995      49  CHINAMOBILE-CN China Mobile Communicati
 12479        6847       1733     150  UNI2-AS, ES
 16509        6017      10013    2572  AMAZON-02, US
  7545        5860        787     682  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4593        304     819  CABLEONE, US
 22773        4013       3028     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3878       3360     192  AKAMAI-ASN1, NL
 16625        3684       1901    2561  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        8737         8688  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6847         6697  UNI2-AS, ES
  7545        5860         5178  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3774  CABLEONE, US
 20940        3878         3686  AKAMAI-ASN1, NL
 22773        4013         3647  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3589         3569  VIETEL-AS-AP Viettel Group, VN
 16509        6017         3445  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               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     /14:1208    /15:2080    /16:13549   /17:8282    /18:13872   
/19:24976   /20:41660   /21:50507   /22:107273  /23:93485   /24:511009  
/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        5778        6847  UNI2-AS, ES
  8151        4321       10495  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        2994        4013  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2917        3452  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)
----------------------------------------------

   1:1793      2:1023      3:147       4:20        5:3715      6:100    
   7:5         8:1536      9:1        11:172      12:1703     13:408    
  14:2292     15:133      16:31       17:374      18:130      20:146    
  21:4        22:188      23:5308     24:2374     25:4        27:2550   
  29:19       31:2384     32:106      34:1        35:48       36:1723   
  37:3921     38:2379     39:659      40:149      41:4303     42:933    
  43:2052     44:295      45:15647    46:3692     47:321      49:1642   
  50:1883     51:104      52:1347     54:290      55:720      56:4      
  57:57       58:1587     59:1039     60:935      61:2222     62:2420   
  63:1957     64:5394     65:2349     66:4942     67:2903     68:1174   
  69:4148     70:1343     71:677      72:3092     74:2613     75:1501   
  76:711      77:2144     78:1753     79:2707     80:1889     81:1500   
  82:1421     83:1175     84:1291     85:2813     86:698      87:1885   
  88:981      89:3116     90:478      91:7501     92:1884     93:2582   
  94:3214     95:3589     96:1300     97:342      98:985      99:899    
 100:76      101:1048    102:2007    103:27327   104:4091    105:2015   
 106:848     107:2381    108:755     109:4010    110:2048    111:3092   
 112:1967    113:1423    114:1523    115:1915    116:1843    117:2472   
 118:2218    119:1826    120:1576    121:989     122:2514    123:2108   
 124:1535    125:1993    128:1371    129:1175    130:912     131:2075   
 132:784     133:362     134:1915    135:292     136:788     137:861    
 138:2451    139:1206    140:813     141:1320    142:1230    143:1377   
 144:1257    145:330     146:1695    147:1466    148:2227    149:1577   
 150:851     151:1066    152:1661    153:443     154:3426    155:1364   
 156:1835    157:1194    158:988     159:2016    160:2374    161:1271   
 162:3407    163:1176    164:1685    165:1533    166:606     167:1666   
 168:3643    169:709     170:4289    171:808     172:2859    173:3045   
 174:1002    175:1137    176:3425    177:4521    178:3003    179:1956   
 180:2247    181:2640    182:3121    183:1876    184:2412    185:19091  
 186:4263    187:3529    188:3497    189:3092    190:8731    191:1332   
 192:11023   193:8453    194:6905    195:4962    196:3061    197:2691   
 198:6006    199:6010    200:7413    201:5542    202:10153   203:9997   
 204:4505    205:3377    206:3829    207:3370    208:4005    209:4628   
 210:3980    211:2324    212:3875    213:3411    214:1150    215:62     
 216:6395    217:2694    218:1189    219:461     220:1952    221:983    
 222:677     223:2062   

End of report


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