[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Mon Jan 17 18:39:59 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Mon 17 Jan, 2022

  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:                              874469
    Prefixes after maximum aggregation (per Origin AS):          331363
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      425657
    Number of IPv4 prefixes with a valid ROA:                    591004
    Number of IPv4 prefixes with an invalid ROA:                   4766
    Number of IPv4 prefixes with no ROA:                        1153168
Total ASes present in the Internet Routing Table:                 72549
    Prefixes per ASN:                                             12.05
Origin-only ASes present in the Internet Routing Table:           62395
Origin ASes announcing only one prefix:                           25634
Transit ASes present in the Internet Routing Table:               10154
Transit-only ASes present in the Internet Routing Table:            363
Average AS path length visible in the Internet Routing Table:       6.1
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               892
    Number of instances of unregistered ASNs:                       896
Number of 32-bit ASNs allocated by the RIRs:                      38317
Number of 32-bit ASNs visible in the Routing Table:               31844
Prefixes from 32-bit ASNs in the Routing Table:                  148358
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            556
Number of addresses announced to Internet:                   3072598016
    Equivalent to 183 /8s, 36 /16s and 32 /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:      294970

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

Prefixes being announced by APNIC Region ASes:                   225305
    Total APNIC prefixes after maximum aggregation:               64876
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          220194
    Unique aggregates announced from the APNIC address blocks:    93534
APNIC Region origin ASes present in the Internet Routing Table:   12208
    APNIC Prefixes per ASN:                                       18.04
APNIC Region origin ASes announcing only one prefix:               3474
APNIC Region transit ASes present in the Internet Routing Table:   1680
Average APNIC Region AS path length visible:                        6.5
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7437
Number of APNIC addresses announced to Internet:              772891904
    Equivalent to 46 /8s, 17 /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:                    257407
    Total ARIN prefixes after maximum aggregation:               118472
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257320
    Unique aggregates announced from the ARIN address blocks:    122881
ARIN Region origin ASes present in the Internet Routing Table:    18924
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6863
ARIN Region transit ASes present in the Internet Routing Table:    1901
Average ARIN Region AS path length visible:                         5.9
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4290
Number of ARIN addresses announced to Internet:              1300491776
    Equivalent to 77 /8s, 131 /16s and 238 /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:                    245571
    Total RIPE prefixes after maximum aggregation:               114822
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241749
    Unique aggregates announced from the RIPE address blocks:    148446
RIPE Region origin ASes present in the Internet Routing Table:    28162
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12119
RIPE Region transit ASes present in the Internet Routing Table:    3913
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10599
Number of RIPE addresses announced to Internet:               713873664
    Equivalent to 42 /8s, 140 /16s and 217 /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:                  114073
    Total LACNIC prefixes after maximum aggregation:              27084
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114872
    Unique aggregates announced from the LACNIC address blocks:   48454
LACNIC Region origin ASes present in the Internet Routing Table:  10912
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2656
LACNIC Region transit ASes present in the Internet Routing Table:  2184
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:  8595
Number of LACNIC addresses announced to Internet:             176435712
    Equivalent to 10 /8s, 132 /16s and 50 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  31221
    Total AfriNIC prefixes after maximum aggregation:              5434
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         39778
    Unique aggregates announced from the AfriNIC address blocks:  11847
AfriNIC Region origin ASes present in the Internet Routing Table:  1594
    AfriNIC Prefixes per ASN:                                     24.95
AfriNIC Region origin ASes announcing only one prefix:              522
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       64
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  923
Number of AfriNIC addresses announced to Internet:            108568832
    Equivalent to 6 /8s, 120 /16s and 161 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5840        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3609       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3490       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3425       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2246        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     199  TATACOMM-AS TATA Communications formerl
 24560        2015        847     356  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        6089      10132    2627  AMAZON-02, US
 11492        4597        304     768  CABLEONE, US
 22773        4003       3013     367  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3667       1893    2564  AKAMAI-AS, US
  6327        3347       1318      62  SHAW, CA
   749        2888      50784    2144  DNIC-AS-00749, US
 30036        2605        374     148  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2512       5042     431  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2247       3035     507  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        6826       1734     151  UNI2-AS, ES
 20940        3884       3360     191  AKAMAI-ASN1, NL
  8551        3785        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2925       2286     902  ROSTELECOM-AS, RU
  9009        2474        252    1292  M247, GB
 34984        2215        357     601  TELLCOM-AS, TR
 58224        1782        926     586  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1578        211     904  ASDETUK www.heficed.com, GB

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       10639       3414     579  Uninet S.A. de C.V., MX
 10620        3440        519     713  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1642        283     463  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1378       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1091        369      21  Telefonica del Peru S.A.A., PE
 11664         993        190     442  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        1938        326      60  Telkom-Internet, ZA
 24863        1635        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         874         63      59  ORANGE-COTE-IVOIRE, CI
 36935         738        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         50      33  WANANCHI-, KE
 37342         468         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       10639       3414     579  Uninet S.A. de C.V., MX
  9808        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
 12479        6826       1734     151  UNI2-AS, ES
 16509        6089      10132    2627  AMAZON-02, US
  7545        5840        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4597        304     768  CABLEONE, US
 22773        4003       3013     367  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3884       3360     191  AKAMAI-ASN1, NL
  8551        3785        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        8708         8667  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6826         6675  UNI2-AS, ES
  7545        5840         5162  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4597         3829  CABLEONE, US
  8551        3785         3746  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3884         3693  AKAMAI-ASN1, NL
 22773        4003         3636  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3609         3589  VIETEL-AS-AP Viettel Group, VN
 16509        6089         3462  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              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
     32848  UNALLOCATED  8.28.72.0/24              3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US
198.51.100.0/24           29766  CHSPSC-29766, US

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

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      /11:100     /12:301     
/13:590     /14:1206    /15:2069    /16:13562   /17:8316    /18:13837   
/19:24887   /20:41718   /21:50658   /22:107470  /23:93647   /24:516039  
/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        5773        6826  UNI2-AS, ES
  8151        4480       10639  Uninet S.A. de C.V., MX
 11492        3532        4597  CABLEONE, US
  8551        3250        3785  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3159        3347  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2992        4003  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1921        3440  Telmex Colombia S.A., CO

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

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

   1:1787      2:992       3:153       4:9         5:3708      6:102    
   7:5         8:1538      9:1        11:172      12:1706     13:409    
  14:2354     15:146      16:38       17:373      18:128      20:169    
  21:4        22:188      23:5382     24:2374     25:4        27:2583   
  29:19       31:2412     32:104      34:1        35:50       36:1727   
  37:3938     38:2490     39:735      40:149      41:4334     42:929    
  43:2075     44:294      45:15968    46:3857     47:303      49:1624   
  50:1902     51:107      52:1342     54:292      55:734      56:8      
  57:58       58:1609     59:1043     60:949      61:2241     62:2436   
  63:1937     64:5366     65:2323     66:4933     67:2927     68:1184   
  69:4170     70:1347     71:677      72:3061     74:2627     75:1516   
  76:715      77:2171     78:1773     79:2884     80:1924     81:1523   
  82:1447     83:1196     84:1316     85:2851     86:709      87:1888   
  88:998      89:3139     90:501      91:7526     92:1891     93:2587   
  94:3259     95:3578     96:1313     97:344      98:993      99:863    
 100:75      101:1045    102:2072    103:27930   104:4119    105:2046   
 106:826     107:2427    108:747     109:4178    110:2038    111:3134   
 112:1949    113:1438    114:1504    115:1936    116:1839    117:2496   
 118:2231    119:1832    120:1621    121:973     122:2494    123:2085   
 124:1523    125:2006    128:1361    129:1211    130:914     131:2087   
 132:759     133:366     134:1925    135:286     136:849     137:862    
 138:2472    139:1216    140:868     141:1335    142:1251    143:1432   
 144:1235    145:336     146:1753    147:1462    148:2215    149:1655   
 150:851     151:1081    152:1790    153:446     154:3747    155:1361   
 156:1844    157:1202    158:995     159:2006    160:2424    161:1260   
 162:3417    163:1191    164:1678    165:1557    166:615     167:1683   
 168:3681    169:711     170:4303    171:822     172:2967    173:3041   
 174:1013    175:1120    176:3464    177:4587    178:3017    179:1979   
 180:2278    181:2857    182:3174    183:1882    184:2416    185:19223  
 186:4257    187:3541    188:3759    189:3202    190:8879    191:1327   
 192:10985   193:8485    194:6962    195:4988    196:3070    197:2707   
 198:5971    199:5990    200:7468    201:5700    202:10118   203:10009  
 204:4520    205:3382    206:3815    207:3375    208:3996    209:4591   
 210:3999    211:2346    212:3919    213:3390    214:1153    215:64     
 216:6382    217:2699    218:1199    219:418     220:1956    221:981    
 222:704     223:2123   

End of report


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