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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Dec 26 22:42:05 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 26 Dec, 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:                             1027608
    Prefixes after maximum aggregation (per Origin AS):          374213
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      468944
Total ASes present in the Internet Routing Table:                 76658
    Prefixes per ASN:                                             13.41
Origin-only ASes present in the Internet Routing Table:           65963
Origin ASes announcing only one prefix:                           26213
Transit ASes present in the Internet Routing Table:               10695
Transit-only ASes present in the Internet Routing Table:            524
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.2
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1115
    Number of instances of unregistered ASNs:                      1122
Number of 32-bit ASNs allocated by the RIRs:                      45999
Number of 32-bit ASNs visible in the Routing Table:               37654
Prefixes from 32-bit ASNs in the Routing Table:                  207261
Number of bogon 32-bit ASNs visible in the Routing Table:            73
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3123040377
    Equivalent to 186 /8s, 37 /16s and 208 /24s
    Percentage of available address space announced:               84.4
    Percentage of allocated address space announced:               84.4
    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:      345539

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

Prefixes being announced by APNIC Region ASes:                   265919
    Total APNIC prefixes after maximum aggregation:               76642
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          257502
    Unique aggregates announced from the APNIC address blocks:   102171
APNIC Region origin ASes present in the Internet Routing Table:   14525
    APNIC Prefixes per ASN:                                       17.73
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        3.4
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9960
Number of APNIC addresses announced to Internet:              762219840
    Equivalent to 45 /8s, 110 /16s and 141 /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:                    296867
    Total ARIN prefixes after maximum aggregation:               128326
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297771
    Unique aggregates announced from the ARIN address blocks:    132067
ARIN Region origin ASes present in the Internet Routing Table:    19230
    ARIN Prefixes per ASN:                                        15.48
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         2.8
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5108
Number of ARIN addresses announced to Internet:              1344768966
    Equivalent to 80 /8s, 39 /16s and 139 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    287451
    Total RIPE prefixes after maximum aggregation:               132646
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           284211
    Unique aggregates announced from the RIPE address blocks:    170115
RIPE Region origin ASes present in the Internet Routing Table:    28882
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3849
Average RIPE Region AS path length visible:                         3.2
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12198
Number of RIPE addresses announced to Internet:               733542947
    Equivalent to 43 /8s, 184 /16s and 250 /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,
                        53/8,  57/8,  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:                  138349
    Total LACNIC prefixes after maximum aggregation:              29207
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135934
    Unique aggregates announced from the LACNIC address blocks:   48845
LACNIC Region origin ASes present in the Internet Routing Table:  11190
    LACNIC Prefixes per ASN:                                      12.15
LACNIC Region origin ASes announcing only one prefix:              2132
LACNIC Region transit ASes present in the Internet Routing Table:  2470
Average LACNIC Region AS path length visible:                       3.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9115
Number of LACNIC addresses announced to Internet:             177612928
    Equivalent to 10 /8s, 150 /16s and 40 /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:                  37900
    Total AfriNIC prefixes after maximum aggregation:              6704
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         51668
    Unique aggregates announced from the AfriNIC address blocks:  15323
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     26.97
AfriNIC Region origin ASes announcing only one prefix:              639
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      3.5
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104637440
    Equivalent to 6 /8s, 60 /16s and 164 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10167       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4194      78  ERX-CERNET-BKB China Education and Resear
 18403        4401        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4049        524     280  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3916       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2827        845     539  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12507      37861    3196  AMAZON-02, US
   174        6224       8765     889  COGENT-174, US
 11492        4692        312     552  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3421       3050     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3262      23513    2068  ATT-INTERNET4, US
  2152        3158        508     131  CENIC-2152, US
 16625        2992       1299    2185  AKAMAI-AS, 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        9478       1270    1588  TTNET, TR
 12479        7707       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4019       3396     141  AKAMAI-ASN1, NL
  9009        3720        320    1876  M247, RO
 12389        2978       2297     887  ROSTELECOM-AS, RU
 34984        2399        363     570  TELLCOM-AS, TR
  8452        1961       1852      14  TE-AS TE-AS, EG
212238        1845        133    1360  CDNEXT, GB
  5384        1792        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11797       3246     709  UNINET, MX
 10620        3544        494     943  Telmex Colombia S.A., CO
 13999        2537        540     369  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 28573        1575       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1072         98     377  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
 24863        1666        389      18  LINKdotNET-AS, EG
 24835        1659        593      29  RAYA-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1464         93      59  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1221        193     304  INTERNET-SOLUTIONS, ZA
 36935        1011        523      49  Vodafone-, EG
 37069         852       1083      15  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA

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
 16509       12507      37861    3196  AMAZON-02, US
  8151       11797       3246     709  UNINET, MX
  9808       10167       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9478       1270    1588  TTNET, TR
 12479        7707       1709     143  UNI2-AS, ES
   174        6224       8765     889  COGENT-174, US
  7545        6196        842     664  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4194      78  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     552  CABLEONE, US

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

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

   ASN  No of nets  Net Savings  Description
  8151       11797        11088  UNINET, MX
  9808       10167        10043  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9478         7890  TTNET, TR
 12479        7707         7564  UNI2-AS, ES
  7545        6196         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6224         5335  COGENT-174, US
  4538        5032         4954  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4401         4378  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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

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

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

Prefix                Origin AS  Description
10.116.75.0/24            22884  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.126.255.172/30        13979  ATT-IPFR, US
100.126.255.176/30        13979  ATT-IPFR, US
100.126.255.180/30        13979  ATT-IPFR, US
100.126.255.184/30        13979  ATT-IPFR, US
100.127.255.0/26          64510  RESERVED, ZZ
100.127.255.64/28         64510  RESERVED, ZZ
100.127.255.80/28         64510  RESERVED, ZZ
100.127.255.128/26        64511  RESERVED, ZZ
100.127.255.192/28        64511  RESERVED, ZZ

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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /10:42      /11:93      /12:311     
/13:594     /14:1242    /15:2216    /16:14157   /17:8554    /18:14730   
/19:25643   /20:46330   /21:55130   /22:116339  /23:110062  /24:625963  
/25:650     /26:655     /27:1186    /28:220     /29:379     /30:250     
/31:1254    /32:1575    

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

   ASN  No of nets  Total ann.  Description
 47331        8564        9478  TTNET, TR
 12479        6679        7707  UNI2-AS, ES
  8151        5947       11797  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2552        3421  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2247       12507  AMAZON-02, US
 30036        2225        2564  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2318      2:1657      3:540       4:25        5:4811      6:165    
   7:6         8:1645      9:2        10:1        11:172      12:1401   
  13:360      14:2508     15:334      16:269      17:362      18:903    
  20:456      21:4        22:188      23:7263     24:2774     25:2      
  27:2732     29:19       31:3128     32:56       34:73       35:181    
  36:2422     37:4641     38:10380    39:882      40:150      41:4666   
  42:2051     43:2555     44:343      45:19861    46:5052     47:300    
  49:2018     50:1878     51:586      52:1606     54:315      55:1029   
  56:8        57:243      58:2295     59:1252     60:1155     61:2978   
  62:2985     63:1857     64:5477     65:2246     66:4744     67:3089   
  68:1304     69:4025     70:1130     71:608      72:2942     74:2825   
  75:1638     76:635      77:2713     78:4228     79:1726     80:2246   
  81:2206     82:1852     83:1454     84:1823     85:4136     86:984    
  87:2443     88:3260     89:4447     90:763      91:8431     92:2755   
  93:2858     94:3925     95:5431     96:1256     97:317      98:1069   
  99:732     100:71      101:1436    102:4040    103:32586   104:4462   
 105:2162    106:1061    107:2617    108:1198    109:4109    110:2278   
 111:3341    112:2065    113:1842    114:1954    115:2256    116:2057   
 117:2689    118:2892    119:2026    120:1892    121:1414    122:2868   
 123:2200    124:1688    125:2874    126:62      128:1667    129:1022   
 130:1306    131:2027    132:918     133:450     134:1515    135:368    
 136:1334    137:1160    138:3247    139:1555    140:1525    141:1476   
 142:1869    143:1716    144:1030    145:433     146:2148    147:2043   
 148:2586    149:2905    150:1186    151:1493    152:2137    153:570    
 154:8460    155:1590    156:3424    157:1898    158:1258    159:2437   
 160:3551    161:1794    162:3642    163:1805    164:1743    165:2200   
 166:1357    167:1897    168:4434    169:826     170:5492    171:1005   
 172:4062    173:3215    174:917     175:1291    176:3675    177:6277   
 178:3904    179:2746    180:2628    181:4147    182:3362    183:2071   
 184:2270    185:21605   186:5667    187:4897    188:4361    189:4486   
 190:9953    191:2119    192:11284   193:9359    194:7792    195:5561   
 196:3424    197:3800    198:6154    199:8327    200:8735    201:6578   
 202:10924   203:10829   204:4672    205:3724    206:4722    207:3638   
 208:4243    209:5199    210:4845    211:2619    212:4604    213:3881   
 214:1049    215:48      216:6697    217:3124    218:1385    219:550    
 220:2114    221:1053    222:850     223:2306   

End of report


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