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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 11 22:43:56 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 11 Sep, 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:                             1005272
    Prefixes after maximum aggregation (per Origin AS):          369880
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465914
Total ASes present in the Internet Routing Table:                 76265
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65400
Origin ASes announcing only one prefix:                           26168
Transit ASes present in the Internet Routing Table:               10865
Transit-only ASes present in the Internet Routing Table:            529
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.6
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1098
    Number of instances of unregistered ASNs:                      1107
Number of 32-bit ASNs allocated by the RIRs:                      45341
Number of 32-bit ASNs visible in the Routing Table:               37097
Prefixes from 32-bit ASNs in the Routing Table:                  202909
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            619
Number of addresses announced to Internet:                   3037532356
    Equivalent to 181 /8s, 13 /16s and 16 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    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:      341486

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

Prefixes being announced by APNIC Region ASes:                   259550
    Total APNIC prefixes after maximum aggregation:               75366
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251290
    Unique aggregates announced from the APNIC address blocks:   100700
APNIC Region origin ASes present in the Internet Routing Table:   14323
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4355
APNIC Region transit ASes present in the Internet Routing Table:   1904
Average APNIC Region AS path length visible:                        3.8
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9754
Number of APNIC addresses announced to Internet:              762152768
    Equivalent to 45 /8s, 109 /16s and 135 /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:                    289353
    Total ARIN prefixes after maximum aggregation:               127698
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292922
    Unique aggregates announced from the ARIN address blocks:    134900
ARIN Region origin ASes present in the Internet Routing Table:    19170
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1984
Average ARIN Region AS path length visible:                         3.3
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5002
Number of ARIN addresses announced to Internet:              1267179330
    Equivalent to 75 /8s, 135 /16s and 159 /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:                    282180
    Total RIPE prefixes after maximum aggregation:               130740
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278303
    Unique aggregates announced from the RIPE address blocks:    166849
RIPE Region origin ASes present in the Internet Routing Table:    28787
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12077
RIPE Region transit ASes present in the Internet Routing Table:    3936
Average RIPE Region AS path length visible:                         3.6
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12019
Number of RIPE addresses announced to Internet:               723962914
    Equivalent to 43 /8s, 38 /16s and 204 /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:                  137262
    Total LACNIC prefixes after maximum aggregation:              28877
    LACNIC Deaggregation factor:                                   4.75
Prefixes being announced from the LACNIC address blocks:         135210
    Unique aggregates announced from the LACNIC address blocks:   48614
LACNIC Region origin ASes present in the Internet Routing Table:  11168
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2508
Average LACNIC Region AS path length visible:                       4.0
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9070
Number of LACNIC addresses announced to Internet:             178002720
    Equivalent to 10 /8s, 156 /16s and 27 /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:                  35829
    Total AfriNIC prefixes after maximum aggregation:              6509
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46927
    Unique aggregates announced from the AfriNIC address blocks:  14348
AfriNIC Region origin ASes present in the Internet Routing Table:  1887
    AfriNIC Prefixes per ASN:                                     24.87
AfriNIC Region origin ASes announcing only one prefix:              641
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252
Number of AfriNIC addresses announced to Internet:            105870336
    Equivalent to 6 /8s, 79 /16s and 116 /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        9919       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5707        836     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4285        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3937       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3612       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2805        836     469  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        434     195  TATACOMM-AS TATA Communications formerly 

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       10689      11805    3759  AMAZON-02, US
   174        5802       8778     906  COGENT-174, US
 11492        4640        308     544  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3485      55081    2708  DNIC-AS-00749, US
 22773        3431       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3096      23685    1934  ATT-INTERNET4, US
 16625        2889       1287    2152  AKAMAI-AS, US
396982        2810       3570     430  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        9298       1250    1858  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3881       3396     141  AKAMAI-ASN1, NL
  9009        3683        313    1863  M247, RO
 12389        2942       2299     885  ROSTELECOM-AS, RU
 34984        2376        362     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1809        129    1332  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA

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       11978       3278     603  UNINET, MX
 10620        3542        494     934  Telmex Colombia S.A., CO
 13999        2543        533     367  Mega Cable, S.A. de C.V., MX
 11830        2001        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        776     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     374  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
 24835        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1336         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         954        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         558       1861      35  IAM-AS, MA
 36914         542         82       3  KENET-AS, KE

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       11978       3278     603  UNINET, MX
 16509       10689      11805    3759  AMAZON-02, US
  9808        9919       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9298       1250    1858  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
   174        5802       8778     906  COGENT-174, US
  7545        5707        836     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4640        308     544  CABLEONE, US
 39891        4466        269      55  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        9919         9842  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7638         7493  UNI2-AS, ES
 47331        9298         7440  TTNET, TR
 16509       10689         6930  AMAZON-02, US
  7545        5707         5047  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5004         4930  ERX-CERNET-BKB China Education and Research Net
   174        5802         4896  COGENT-174, US
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4285         4262  FPT-AS-AP FPT Telecom Company, VN
 11492        4640         4096  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               701  UUNET, 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             3356  LEVEL3, 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
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, 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:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, 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      /11:93      /12:296     
/13:584     /14:1195    /15:2131    /16:13342   /17:8383    /18:14161   
/19:25188   /20:45455   /21:54121   /22:114780  /23:107530  /24:612910  
/25:661     /26:650     /27:1187    /28:302     /29:518     /30:502     
/31:331     /32:882     

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

   ASN  No of nets  Total ann.  Description
 47331        8390        9298  TTNET, TR
 12479        6695        7638  UNI2-AS, ES
  8151        6086       11978  UNINET, MX
 11492        3551        4640  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2565        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2171        3542  Telmex Colombia S.A., CO
 30036        2163        2502  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2311      2:1637      3:467       4:23        5:4789      6:161    
   7:6         8:1609      9:2        11:172      12:1432     13:372    
  14:2410     15:324      16:259      17:364      18:878      20:419    
  21:4        22:188      23:6891     24:3072     25:2        27:2690   
  29:19       31:2784     32:63       34:69       35:142      36:2380   
  37:4595     38:9853     39:923      40:153      41:4646     42:1978   
  43:2472     44:334      45:19050    46:4697     47:301      49:1996   
  50:1892     51:577      52:1612     54:317      55:962      56:8      
  57:225      58:2255     59:1277     60:1065     61:2871     62:2883   
  63:1878     64:5660     65:2317     66:4805     67:3098     68:1356   
  69:4042     70:1331     71:579      72:2930     74:2697     75:1606   
  76:623      77:2681     78:4202     79:1490     80:2221     81:2187   
  82:1756     83:1411     84:1774     85:4113     86:997      87:2354   
  88:3188     89:4431     90:685      91:8360     92:2519     93:2780   
  94:3843     95:5500     96:1275     97:325      98:1074     99:736    
 100:73      101:1177    102:3795    103:32455   104:4411    105:2128   
 106:993     107:2390    108:1172    109:3959    110:2143    111:3311   
 112:2076    113:1831    114:1899    115:2162    116:1996    117:2679   
 118:2879    119:2036    120:1836    121:1441    122:2718    123:2208   
 124:1689    125:2864    126:64      128:1500    129:1017    130:1263   
 131:2046    132:937     133:428     134:1517    135:349     136:1206   
 137:1131    138:3248    139:1523    140:1459    141:1459    142:1774   
 143:1774    144:1031    145:370     146:2135    147:2045    148:2572   
 149:2871    150:1074    151:1369    152:2129    153:570     154:6876   
 155:1442    156:2457    157:1843    158:1194    159:2438    160:3190   
 161:1726    162:3587    163:1774    164:1754    165:2190    166:1315   
 167:1884    168:4386    169:830     170:5469    171:1052    172:3935   
 173:3125    174:905     175:1258    176:3600    177:6232    178:3740   
 179:2677    180:2490    181:4018    182:3329    183:2028    184:2273   
 185:21351   186:5668    187:4993    188:4324    189:4517    190:9871   
 191:2099    192:11133   193:9303    194:7649    195:5542    196:3399   
 197:3186    198:6081    199:8155    200:8755    201:6618    202:10731  
 203:10573   204:4659    205:3728    206:4585    207:3715    208:4214   
 209:5205    210:4850    211:2671    212:4515    213:3792    214:1062   
 215:49      216:6834    217:2993    218:1424    219:557     220:2037   
 221:1049    222:873     223:2246   

End of report


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