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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 17 22:41:42 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 17 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:                             1006557
    Prefixes after maximum aggregation (per Origin AS):          369898
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466471
Total ASes present in the Internet Routing Table:                 76356
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65389
Origin ASes announcing only one prefix:                           26149
Transit ASes present in the Internet Routing Table:               10967
Transit-only ASes present in the Internet Routing Table:            544
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:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1060
    Number of instances of unregistered ASNs:                      1097
Number of 32-bit ASNs allocated by the RIRs:                      45387
Number of 32-bit ASNs visible in the Routing Table:               37164
Prefixes from 32-bit ASNs in the Routing Table:                  203131
Number of bogon 32-bit ASNs visible in the Routing Table:           152
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            585
Number of addresses announced to Internet:                   3036938436
    Equivalent to 181 /8s, 4 /16s and 0 /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:      342340

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

Prefixes being announced by APNIC Region ASes:                   259792
    Total APNIC prefixes after maximum aggregation:               75468
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251492
    Unique aggregates announced from the APNIC address blocks:   100796
APNIC Region origin ASes present in the Internet Routing Table:   14355
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               4357
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9790
Number of APNIC addresses announced to Internet:              762260032
    Equivalent to 45 /8s, 111 /16s and 42 /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:                    289706
    Total ARIN prefixes after maximum aggregation:               127680
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293175
    Unique aggregates announced from the ARIN address blocks:    135084
ARIN Region origin ASes present in the Internet Routing Table:    19197
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1968
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5022
Number of ARIN addresses announced to Internet:              1267234370
    Equivalent to 75 /8s, 136 /16s and 118 /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:                    282601
    Total RIPE prefixes after maximum aggregation:               130904
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278866
    Unique aggregates announced from the RIPE address blocks:    167012
RIPE Region origin ASes present in the Internet Routing Table:    28799
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    4009
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12032
Number of RIPE addresses announced to Internet:               723472930
    Equivalent to 43 /8s, 31 /16s and 82 /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:                  137508
    Total LACNIC prefixes after maximum aggregation:              28640
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         135419
    Unique aggregates announced from the LACNIC address blocks:   48706
LACNIC Region origin ASes present in the Internet Routing Table:  11168
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2131
LACNIC Region transit ASes present in the Internet Routing Table:  2524
Average LACNIC Region AS path length visible:                       4.2
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9072
Number of LACNIC addresses announced to Internet:             177796896
    Equivalent to 10 /8s, 152 /16s and 247 /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:                  35890
    Total AfriNIC prefixes after maximum aggregation:              6524
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         47019
    Unique aggregates announced from the AfriNIC address blocks:  14394
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     24.97
AfriNIC Region origin ASes announcing only one prefix:              630
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       51
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            105863936
    Equivalent to 6 /8s, 79 /16s and 91 /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        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5723        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4353        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3984       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3630       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3261       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2813        843     467  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        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       10715      11805    3743  AMAZON-02, US
   174        5889       8780     906  COGENT-174, US
 11492        4644        309     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3486      55081    2709  DNIC-AS-00749, US
 22773        3431       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3088      23685    1934  ATT-INTERNET4, US
 16625        2893       1286    2156  AKAMAI-AS, US
396982        2820       3574     432  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        9318       1252    1830  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3691        314    1882  M247, RO
 12389        2935       2295     887  ROSTELECOM-AS, RU
 34984        2377        362     580  TELLCOM-AS, TR
  8452        1890       1852      14  TE-AS TE-AS, EG
212238        1825        130    1344  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       11958       3268     595  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2552        534     364  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
 11664        1145        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1104        369      22  Telefonica del Peru S.A.A., PE

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         975        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         555       1861      35  IAM-AS, MA
 36914         540         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       11958       3268     595  UNINET, MX
 16509       10715      11805    3743  AMAZON-02, US
  9808        9940       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9318       1252    1830  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
   174        5889       8780     906  COGENT-174, US
  7545        5723        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4644        309     547  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        9940         9863  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7639         7494  UNI2-AS, ES
 47331        9318         7488  TTNET, TR
 16509       10715         6972  AMAZON-02, US
  7545        5723         5065  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5889         4983  COGENT-174, US
  4538        5009         4935  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4353         4330  FPT-AS-AP FPT Telecom Company, VN
 11492        4644         4097  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
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:    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      /12:296     
/13:582     /14:1191    /15:2131    /16:13336   /17:8388    /18:14161   
/19:25161   /20:45559   /21:54143   /22:114764  /23:107603  /24:614026  
/25:665     /26:652     /27:1190    /28:304     /29:520     /30:504     
/31:335     /32:884     

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

   ASN  No of nets  Total ann.  Description
 47331        8409        9318  TTNET, TR
 12479        6695        7639  UNI2-AS, ES
  8151        6089       11958  UNINET, MX
 11492        3554        4644  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2567        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2171       10715  AMAZON-02, US

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

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

   1:2314      2:1639      3:469       4:24        5:4799      6:161    
   7:6         8:1610      9:1        11:172      12:1430     13:373    
  14:2414     15:328      16:259      17:362      18:886      20:419    
  21:4        22:188      23:6917     24:3072     25:2        27:2699   
  29:19       31:2798     32:63       34:69       35:142      36:2383   
  37:4611     38:9909     39:918      40:154      41:4635     42:2031   
  43:2477     44:334      45:19077    46:4694     47:300      49:1993   
  50:1894     51:582      52:1613     54:316      55:957      56:8      
  57:227      58:2255     59:1270     60:1073     61:2872     62:2887   
  63:1878     64:5654     65:2315     66:4802     67:3091     68:1358   
  69:4043     70:1329     71:576      72:2940     74:2818     75:1671   
  76:621      77:2688     78:4206     79:1643     80:2238     81:2194   
  82:1758     83:1421     84:1801     85:4098     86:1012     87:2372   
  88:3196     89:4440     90:685      91:8382     92:2505     93:2780   
  94:3856     95:5501     96:1277     97:324      98:1076     99:737    
 100:73      101:1178    102:3808    103:32502   104:4426    105:2128   
 106:994     107:2400    108:1174    109:4006    110:2150    111:3311   
 112:2078    113:1824    114:1901    115:2156    116:1997    117:2681   
 118:2877    119:2017    120:1838    121:1439    122:2723    123:2231   
 124:1688    125:2862    126:64      128:1500    129:1012    130:1259   
 131:2056    132:940     133:428     134:1516    135:352     136:1211   
 137:1129    138:3253    139:1522    140:1461    141:1458    142:1780   
 143:1761    144:1029    145:374     146:2119    147:2046    148:2573   
 149:2873    150:1072    151:1368    152:2134    153:572     154:6891   
 155:1443    156:2469    157:1842    158:1197    159:2451    160:3218   
 161:1737    162:3590    163:1773    164:1756    165:2189    166:1313   
 167:1870    168:4400    169:793     170:5466    171:1053    172:3941   
 173:3127    174:903     175:1259    176:3606    177:6327    178:3729   
 179:2706    180:2500    181:4017    182:3328    183:2045    184:2274   
 185:21392   186:5673    187:5016    188:4337    189:4540    190:9878   
 191:2114    192:11108   193:9307    194:7663    195:5549    196:3379   
 197:3182    198:6086    199:8148    200:8809    201:6598    202:10751  
 203:10559   204:4661    205:3723    206:4566    207:3727    208:4215   
 209:5217    210:4840    211:2672    212:4535    213:3787    214:1064   
 215:62      216:6748    217:3002    218:1417    219:557     220:2038   
 221:1049    222:876     223:2249   

End of report


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