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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 23 22:41:59 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 23 Nov, 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:                             1018333
    Prefixes after maximum aggregation (per Origin AS):          372556
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      470859
Total ASes present in the Internet Routing Table:                 76684
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65661
Origin ASes announcing only one prefix:                           26248
Transit ASes present in the Internet Routing Table:               11023
Transit-only ASes present in the Internet Routing Table:            553
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1117
    Number of instances of unregistered ASNs:                      1131
Number of 32-bit ASNs allocated by the RIRs:                      45874
Number of 32-bit ASNs visible in the Routing Table:               37583
Prefixes from 32-bit ASNs in the Routing Table:                  205972
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            513
Number of addresses announced to Internet:                   3033836612
    Equivalent to 180 /8s, 212 /16s and 172 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      344735

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

Prefixes being announced by APNIC Region ASes:                   263741
    Total APNIC prefixes after maximum aggregation:               75968
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          255915
    Unique aggregates announced from the APNIC address blocks:   101663
APNIC Region origin ASes present in the Internet Routing Table:   14505
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4422
APNIC Region transit ASes present in the Internet Routing Table:   1941
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9930
Number of APNIC addresses announced to Internet:              761253952
    Equivalent to 45 /8s, 95 /16s and 208 /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:                    291307
    Total ARIN prefixes after maximum aggregation:               128114
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293455
    Unique aggregates announced from the ARIN address blocks:    135880
ARIN Region origin ASes present in the Internet Routing Table:    19213
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6951
ARIN Region transit ASes present in the Internet Routing Table:    2007
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5078
Number of ARIN addresses announced to Internet:              1266554176
    Equivalent to 75 /8s, 126 /16s and 21 /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:                    286788
    Total RIPE prefixes after maximum aggregation:               132230
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283523
    Unique aggregates announced from the RIPE address blocks:    169506
RIPE Region origin ASes present in the Internet Routing Table:    28905
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12098
RIPE Region transit ASes present in the Internet Routing Table:    3974
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12188
Number of RIPE addresses announced to Internet:               722422052
    Equivalent to 43 /8s, 15 /16s and 73 /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:                  137738
    Total LACNIC prefixes after maximum aggregation:              28944
    LACNIC Deaggregation factor:                                   4.76
Prefixes being announced from the LACNIC address blocks:         135374
    Unique aggregates announced from the LACNIC address blocks:   48884
LACNIC Region origin ASes present in the Internet Routing Table:  11192
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2132
LACNIC Region transit ASes present in the Internet Routing Table:  2529
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9108
Number of LACNIC addresses announced to Internet:             177526944
    Equivalent to 10 /8s, 148 /16s and 216 /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:                  37642
    Total AfriNIC prefixes after maximum aggregation:              6618
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         49552
    Unique aggregates announced from the AfriNIC address blocks:  14511
AfriNIC Region origin ASes present in the Internet Routing Table:  1916
    AfriNIC Prefixes per ASN:                                     25.86
AfriNIC Region origin ASes announcing only one prefix:              645
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet:            105816832
    Equivalent to 6 /8s, 78 /16s and 163 /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       10121       8923     123  CHINAMOBILE-CN China Mobile Communication
  7545        6126        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4996       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4422        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3916        516     287  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3910       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2794        833     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2234       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       11008      11952    3969  AMAZON-02, US
   174        6466       8768     883  COGENT-174, US
 11492        4677        311     552  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3604       1320      78  SHAW, CA
 22773        3427       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3193      23562    2036  ATT-INTERNET4, US
 16625        2947       1291    2161  AKAMAI-AS, US
396982        2882       3655     431  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        9430       1263    1675  TTNET, TR
 12479        7651       1709     143  UNI2-AS, ES
 39891        4749        290      61  ALJAWWALSTC-AS, SA
 20940        4018       3396     142  AKAMAI-ASN1, NL
  9009        3676        316    1862  M247, RO
 12389        2949       2294     880  ROSTELECOM-AS, RU
 34984        2386        363     565  TELLCOM-AS, TR
  8452        1949       1852      13  TE-AS TE-AS, EG
212238        1834        133    1356  CDNEXT, GB
  5384        1785        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       11732       3240     712  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2536        535     374  Mega Cable, S.A. de C.V., MX
 11830        1999        369      64  Instituto Costarricense de Electricidad y
 28573        1566       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1327        783     201  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1156        374     163  Axtel, S.A.B. de C.V., MX
 11664        1138        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1121         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1115        371      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
 24835        1658        593      29  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 36992        1421       1518     288  ETISALAT-MISR, EG
 29571        1408         89      62  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 20011        1085        177     287  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         886       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
  8151       11732       3240     712  UNINET, MX
 16509       11008      11952    3969  AMAZON-02, US
  9808       10121       8923     123  CHINAMOBILE-CN China Mobile Communication
 47331        9430       1263    1675  TTNET, TR
 12479        7651       1709     143  UNI2-AS, ES
   174        6466       8768     883  COGENT-174, US
  7545        6126        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4996       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4749        290      61  ALJAWWALSTC-AS, SA
 11492        4677        311     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
  9808       10121         9998  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9430         7755  TTNET, TR
 12479        7651         7508  UNI2-AS, ES
 16509       11008         7039  AMAZON-02, US
   174        6466         5583  COGENT-174, US
  7545        6126         5463  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4996         4923  ERX-CERNET-BKB China Education and Research Net
 39891        4749         4688  ALJAWWALSTC-AS, SA
 18403        4422         4399  FPT-AS-AP FPT Telecom Company, VN
 11492        4677         4125  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             17054  EXPEDIENT, 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
23.139.32.0/24       Origin:     14727  RESERVED, ZZ
23.139.32.0/24      Transit:      6939  HURRICANE, 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      /10:36      /11:91      /12:297     
/13:583     /14:1196    /15:2118    /16:13333   /17:8513    /18:14676   
/19:25383   /20:46429   /21:55050   /22:116220  /23:109513  /24:620509  
/25:626     /26:624     /27:1149    /28:206     /29:305     /30:383     
/31:184     /32:876     

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

   ASN  No of nets  Total ann.  Description
 47331        8521        9430  TTNET, TR
 12479        6659        7651  UNI2-AS, ES
  8151        5893       11732  UNINET, MX
 11492        3555        4677  CABLEONE, US
 39891        3440        4749  ALJAWWALSTC-AS, SA
  6327        3400        3604  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2556        3427  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2262       11008  AMAZON-02, US
 30036        2203        2543  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2301      2:1660      3:521       4:24        5:4748      6:166    
   7:6         8:1593      9:2        11:172      12:1409     13:352    
  14:2501     15:336      16:269      17:359      18:902      20:453    
  21:4        22:188      23:7121     24:2699     25:2        27:2720   
  29:19       31:3098     32:56       34:74       35:176      36:2404   
  37:4620     38:10348    39:893      40:149      41:4694     42:2103   
  43:2519     44:344      45:19346    46:4885     47:300      49:2031   
  50:1851     51:581      52:1603     54:315      55:946      56:8      
  57:240      58:2269     59:1251     60:1150     61:2862     62:2929   
  63:1867     64:5467     65:2303     66:4743     67:3087     68:1328   
  69:4035     70:1139     71:603      72:2943     74:2816     75:1633   
  76:639      77:2697     78:4239     79:1680     80:2246     81:2227   
  82:1823     83:1431     84:1800     85:4076     86:970      87:2448   
  88:3223     89:4492     90:727      91:8369     92:2649     93:2859   
  94:3924     95:5447     96:1248     97:322      98:1071     99:733    
 100:71      101:1435    102:3976    103:32545   104:4483    105:2144   
 106:983     107:2419    108:1190    109:4091    110:2245    111:3334   
 112:2059    113:1807    114:1952    115:2250    116:2021    117:2719   
 118:2875    119:2007    120:1873    121:1440    122:2730    123:2185   
 124:1717    125:2864    126:62      128:1571    129:1014    130:1300   
 131:2050    132:929     133:448     134:1532    135:359     136:1276   
 137:1163    138:3197    139:1549    140:1499    141:1458    142:1867   
 143:1722    144:1031    145:412     146:2126    147:2059    148:2591   
 149:2904    150:1153    151:1470    152:2140    153:569     154:7636   
 155:1558    156:2829    157:1900    158:1227    159:2437    160:3431   
 161:1788    162:3607    163:1787    164:1985    165:2195    166:1335   
 167:1888    168:4418    169:823     170:5456    171:1002    172:3997   
 173:3170    174:923     175:1280    176:3658    177:6187    178:3893   
 179:2782    180:2598    181:4101    182:3361    183:2055    184:2278   
 185:21556   186:5621    187:4858    188:4353    189:4448    190:9965   
 191:2069    192:11234   193:9325    194:7739    195:5554    196:3421   
 197:3695    198:6080    199:8260    200:8694    201:6563    202:10778  
 203:10654   204:4676    205:3726    206:4692    207:3633    208:4264   
 209:5203    210:4869    211:2630    212:4633    213:3821    214:1060   
 215:47      216:6692    217:3158    218:1361    219:566     220:2094   
 221:1053    222:840     223:2297   

End of report


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