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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 6 22:41:52 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 06 Aug, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

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

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

BGP routing table entries examined:                             1004430
    Prefixes after maximum aggregation (per Origin AS):          369189
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464741
Total ASes present in the Internet Routing Table:                 76211
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65243
Origin ASes announcing only one prefix:                           26082
Transit ASes present in the Internet Routing Table:               10968
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      85
    Max AS path prepend of ASN ( 37447)                              82
Prefixes from unregistered ASNs in the Routing Table:              1020
    Number of instances of unregistered ASNs:                      1029
Number of 32-bit ASNs allocated by the RIRs:                      45104
Number of 32-bit ASNs visible in the Routing Table:               36948
Prefixes from 32-bit ASNs in the Routing Table:                  201313
Number of bogon 32-bit ASNs visible in the Routing Table:           114
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            580
Number of addresses announced to Internet:                   3029074340
    Equivalent to 180 /8s, 140 /16s and 1 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      341739

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

Prefixes being announced by APNIC Region ASes:                   260802
    Total APNIC prefixes after maximum aggregation:               75556
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252667
    Unique aggregates announced from the APNIC address blocks:   101937
APNIC Region origin ASes present in the Internet Routing Table:   14342
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               4321
APNIC Region transit ASes present in the Internet Routing Table:   1916
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9743
Number of APNIC addresses announced to Internet:              762523040
    Equivalent to 45 /8s, 115 /16s and 45 /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, 131072-153913
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:                    288703
    Total ARIN prefixes after maximum aggregation:               127247
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292719
    Unique aggregates announced from the ARIN address blocks:    134937
ARIN Region origin ASes present in the Internet Routing Table:    19163
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6941
ARIN Region transit ASes present in the Internet Routing Table:    1983
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4966
Number of ARIN addresses announced to Internet:              1266812994
    Equivalent to 75 /8s, 130 /16s and 8 /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, 393216-402332
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:                    281997
    Total RIPE prefixes after maximum aggregation:               130322
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277502
    Unique aggregates announced from the RIPE address blocks:    165731
RIPE Region origin ASes present in the Internet Routing Table:    28752
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12087
RIPE Region transit ASes present in the Internet Routing Table:    4003
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11959
Number of RIPE addresses announced to Internet:               714790050
    Equivalent to 42 /8s, 154 /16s and 212 /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
                       196608-216475
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:                  136675
    Total LACNIC prefixes after maximum aggregation:              29010
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134747
    Unique aggregates announced from the LACNIC address blocks:   47960
LACNIC Region origin ASes present in the Internet Routing Table:  11149
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2109
LACNIC Region transit ASes present in the Internet Routing Table:  2508
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9045
Number of LACNIC addresses announced to Internet:             178141216
    Equivalent to 10 /8s, 158 /16s and 56 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  35233
    Total AfriNIC prefixes after maximum aggregation:              6392
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         46214
    Unique aggregates announced from the AfriNIC address blocks:  13714
AfriNIC Region origin ASes present in the Internet Routing Table:  1877
    AfriNIC Prefixes per ASN:                                     24.62
AfriNIC Region origin ASes announcing only one prefix:              624
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1235
Number of AfriNIC addresses announced to Internet:            106467328
    Equivalent to 6 /8s, 88 /16s and 144 /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        9873       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5663        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4981       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4247        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3966       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3793        511     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3639       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3244       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2473      11520     583  KIXS-AS-KR Korea Telecom, KR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10475      11582    3691  AMAZON-02, US
   174        5737       8785     882  COGENT-174, US
 11492        4626        307     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3434       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3257      54898    2509  DNIC-AS-00749, US
 16625        3171       1331    2205  AKAMAI-AS, US
  7018        2952      23679    1848  ATT-INTERNET4, US
396982        2766       3584     412  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9245       1241    1945  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
 39891        4406        265      62  ALJAWWALSTC-AS, SA
 20940        3904       3396     147  AKAMAI-ASN1, NL
  9009        3582        306    1844  M247, RO
 12389        2935       2301     885  ROSTELECOM-AS, RU
 34984        2381        363     576  TELLCOM-AS, TR
  8452        1888       1852      14  TE-AS TE-AS, EG
  8551        1791        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1751        125    1284  CDNEXT, GB

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12077       3307     616  UNINET, MX
 10620        3531        493     934  Telmex Colombia S.A., CO
 13999        2553        619      38  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     483  Axtel, S.A.B. de C.V., MX
 28202        1116         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1084       2503      53  TIM SA, BR
 22884        1068         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1615        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1308         83      77  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         539         82       3  KENET-AS, KE
 37342         517         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12077       3307     616  UNINET, MX
 16509       10475      11582    3691  AMAZON-02, US
  9808        9873       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9245       1241    1945  TTNET, TR
 12479        7715       1708     145  UNI2-AS, ES
   174        5737       8785     882  COGENT-174, US
  7545        5663        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4981       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4626        307     547  CABLEONE, US
 39891        4406        265      62  ALJAWWALSTC-AS, SA

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9873         9794  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7715         7570  UNI2-AS, ES
 47331        9245         7300  TTNET, TR
 16509       10475         6784  AMAZON-02, US
  7545        5663         5003  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4981         4907  ERX-CERNET-BKB China Education and Research Net
   174        5737         4855  COGENT-174, US
 39891        4406         4344  ALJAWWALSTC-AS, SA
 18403        4247         4224  FPT-AS-AP FPT Telecom Company, VN
 11492        4626         4079  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:92      /12:295     
/13:582     /14:1191    /15:2122    /16:13279   /17:8388    /18:14145   
/19:25228   /20:45350   /21:53991   /22:114614  /23:107564  /24:610753  
/25:1305    /26:1179    /27:1709    /28:304     /29:525     /30:508     
/31:353     /32:883     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8345        9245  TTNET, TR
 12479        6801        7715  UNI2-AS, ES
  8151        6157       12077  UNINET, MX
 11492        3537        4626  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3232        4406  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2568        3434  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2165        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2160        3531  Telmex Colombia S.A., CO

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

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

   1:2318      2:1683      3:393       4:22        5:4688      6:162    
   7:6         8:1615      9:2        11:172      12:1437     13:367    
  14:2389     15:324      16:258      17:366      18:862      20:416    
  21:4        22:188      23:6991     24:3088     25:2        27:2704   
  29:19       31:2709     32:63       34:68       35:138      36:2371   
  37:4602     38:9623     39:916      40:150      41:4641     42:2033   
  43:2470     44:333      45:18964    46:4649     47:301      49:1988   
  50:1872     51:583      52:1610     54:319      55:947      56:8      
  57:225      58:2241     59:1271     60:1060     61:2736     62:2875   
  63:1891     64:5630     65:2321     66:4785     67:3083     68:1360   
  69:4064     70:1343     71:566      72:2938     74:2676     75:1596   
  76:619      77:2648     78:4134     79:1830     80:2227     81:2188   
  82:1733     83:1406     84:1716     85:4088     86:944      87:2319   
  88:3158     89:4332     90:699      91:8331     92:2381     93:2673   
  94:3826     95:5439     96:1279     97:322      98:1047     99:739    
 100:89      101:1170    102:3729    103:32591   104:4851    105:2108   
 106:1015    107:2525    108:1171    109:4110    110:2133    111:3244   
 112:2081    113:1831    114:1836    115:2122    116:1997    117:2640   
 118:2830    119:2013    120:1831    121:1379    122:2720    123:2306   
 124:1678    125:2872    126:64      128:1479    129:1018    130:1231   
 131:2052    132:938     133:429     134:1726    135:352     136:1132   
 137:1115    138:3235    139:1538    140:1430    141:1405    142:1706   
 143:1777    144:1034    145:368     146:2155    147:2037    148:2568   
 149:2847    150:1050    151:1355    152:2271    153:590     154:6811   
 155:1450    156:2392    157:1963    158:1183    159:2438    160:3084   
 161:1729    162:3564    163:1762    164:1749    165:2182    166:1273   
 167:1875    168:4381    169:832     170:5419    171:1062    172:3928   
 173:3096    174:900     175:1265    176:3606    177:6138    178:3772   
 179:2669    180:2468    181:3903    182:3336    183:1984    184:2282   
 185:21286   186:5584    187:5102    188:4308    189:4535    190:9769   
 191:2100    192:11116   193:9284    194:7602    195:5471    196:3434   
 197:2745    198:6095    199:8049    200:8727    201:6535    202:10760  
 203:10552   204:4613    205:3731    206:4559    207:3699    208:4211   
 209:5116    210:4860    211:2645    212:4489    213:3765    214:1056   
 215:49      216:6830    217:3027    218:1423    219:601     220:2029   
 221:1038    222:866     223:2249   

End of report


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