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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 9 22:41:44 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 09 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:                             1018917
    Prefixes after maximum aggregation (per Origin AS):          373250
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471586
Total ASes present in the Internet Routing Table:                 76663
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65602
Origin ASes announcing only one prefix:                           26223
Transit ASes present in the Internet Routing Table:               11061
Transit-only ASes present in the Internet Routing Table:            538
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:                                      62
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1118
    Number of instances of unregistered ASNs:                      1187
Number of 32-bit ASNs allocated by the RIRs:                      45981
Number of 32-bit ASNs visible in the Routing Table:               37622
Prefixes from 32-bit ASNs in the Routing Table:                  206442
Number of bogon 32-bit ASNs visible in the Routing Table:           221
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            494
Number of addresses announced to Internet:                   3032132715
    Equivalent to 180 /8s, 186 /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:      344407

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

Prefixes being announced by APNIC Region ASes:                   264195
    Total APNIC prefixes after maximum aggregation:               76039
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256504
    Unique aggregates announced from the APNIC address blocks:   101743
APNIC Region origin ASes present in the Internet Routing Table:   14511
    APNIC Prefixes per ASN:                                       17.68
APNIC Region origin ASes announcing only one prefix:               4425
APNIC Region transit ASes present in the Internet Routing Table:   1951
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9958
Number of APNIC addresses announced to Internet:              760860480
    Equivalent to 45 /8s, 89 /16s and 207 /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:                    290684
    Total ARIN prefixes after maximum aggregation:               128422
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292960
    Unique aggregates announced from the ARIN address blocks:    136341
ARIN Region origin ASes present in the Internet Routing Table:    19224
    ARIN Prefixes per ASN:                                        15.24
ARIN Region origin ASes announcing only one prefix:                6939
ARIN Region transit ASes present in the Internet Routing Table:    2003
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5096
Number of ARIN addresses announced to Internet:              1266794048
    Equivalent to 75 /8s, 129 /16s and 190 /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:                    286881
    Total RIPE prefixes after maximum aggregation:               132359
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283391
    Unique aggregates announced from the RIPE address blocks:    169855
RIPE Region origin ASes present in the Internet Routing Table:    28891
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12072
RIPE Region transit ASes present in the Internet Routing Table:    3996
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12196
Number of RIPE addresses announced to Internet:               722164075
    Equivalent to 43 /8s, 11 /16s and 89 /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:                  138134
    Total LACNIC prefixes after maximum aggregation:              29092
    LACNIC Deaggregation factor:                                   4.75
Prefixes being announced from the LACNIC address blocks:         135753
    Unique aggregates announced from the LACNIC address blocks:   48825
LACNIC Region origin ASes present in the Internet Routing Table:  11186
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2145
LACNIC Region transit ASes present in the Internet Routing Table:  2547
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9100
Number of LACNIC addresses announced to Internet:             177610112
    Equivalent to 10 /8s, 150 /16s and 29 /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:                  37905
    Total AfriNIC prefixes after maximum aggregation:              6663
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         49814
    Unique aggregates announced from the AfriNIC address blocks:  14423
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     25.97
AfriNIC Region origin ASes announcing only one prefix:              642
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            104452096
    Equivalent to 6 /8s, 57 /16s and 208 /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       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6194        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5098       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4632        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3967        518     289  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3666       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        837     541  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       11114      12137    3973  AMAZON-02, US
   174        6059       8763     880  COGENT-174, US
 11492        4679        311     553  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3606       1320      79  SHAW, CA
 22773        3428       3050     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3179      23488    2013  ATT-INTERNET4, US
 16625        2969       1300    2175  AKAMAI-AS, US
396982        2887       3655     435  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        9456       1268    1633  TTNET, TR
 12479        7734       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4012       3396     141  AKAMAI-ASN1, NL
  9009        3689        318    1874  M247, RO
 12389        2956       2295     882  ROSTELECOM-AS, RU
 34984        2384        363     567  TELLCOM-AS, TR
  8452        1947       1852      14  TE-AS TE-AS, EG
212238        1826        132    1347  CDNEXT, GB
  5384        1784        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       11773       3245     706  UNINET, MX
 10620        3543        494     943  Telmex Colombia S.A., CO
 13999        2539        538     370  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1578       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1324        778     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 22884        1069         98     375  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
 24835        1649        593      29  RAYA-AS, EG
 24863        1636        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1447         91      59  ORANGE-COTE-IVOIRE, CI
 36992        1427       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1209        187     299  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         862       1083      15  MOBINIL, EG
  6713         557       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       11773       3245     706  UNINET, MX
 16509       11114      12137    3973  AMAZON-02, US
  9808       10167       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9456       1268    1633  TTNET, TR
 12479        7734       1709     143  UNI2-AS, ES
  7545        6194        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6059       8763     880  COGENT-174, US
  4538        5098       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4679        311     553  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       10167        10042  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9456         7823  TTNET, TR
 12479        7734         7591  UNI2-AS, ES
 16509       11114         7141  AMAZON-02, US
  7545        6194         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6059         5179  COGENT-174, US
  4538        5098         5025  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4632         4609  FPT-AS-AP FPT Telecom Company, VN
 11492        4679         4126  CABLEONE, US

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

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

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

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

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

Prefix                Origin AS  Description
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:      3491  CONSOLE-CONNECT-ASN, 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
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3257  GTT-BACKBONE GTT, 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      /12:296     
/13:579     /14:1192    /15:2122    /16:13346   /17:8507    /18:14637   
/19:25430   /20:46329   /21:55054   /22:116087  /23:109716  /24:622127  
/25:611     /26:593     /27:1062    /28:84      /29:115     /30:60      
/31:2       /32:808     

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

   ASN  No of nets  Total ann.  Description
 47331        8544        9456  TTNET, TR
 12479        6716        7734  UNI2-AS, ES
  8151        5930       11773  UNINET, MX
 11492        3555        4679  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3401        3606  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2559        3428  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2263       11114  AMAZON-02, US
 30036        2210        2550  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2325      2:1670      3:525       4:24        5:4786      6:166    
   7:6         8:1641      9:2        11:172      12:1401     13:369    
  14:2502     15:334      16:270      17:360      18:903      20:454    
  21:4        22:188      23:7167     24:2785     25:2        27:2733   
  29:19       31:3124     32:56       34:74       35:181      36:2417   
  37:4613     38:10078    39:880      40:149      41:4696     42:2218   
  43:2522     44:347      45:19375    46:5014     47:300      49:2015   
  50:1865     51:585      52:1607     54:316      55:1027     56:8      
  57:242      58:2320     59:1251     60:1153     61:2880     62:2978   
  63:1856     64:5467     65:2309     66:4763     67:3091     68:1305   
  69:4019     70:1137     71:601      72:2940     74:2815     75:1644   
  76:638      77:2708     78:4227     79:1692     80:2219     81:2204   
  82:1830     83:1434     84:1807     85:4126     86:983      87:2442   
  88:3241     89:4465     90:748      91:8381     92:2741     93:2865   
  94:3925     95:5421     96:1252     97:322      98:1071     99:734    
 100:71      101:1439    102:3999    103:32467   104:4481    105:2149   
 106:1002    107:2456    108:1203    109:4076    110:2241    111:3336   
 112:2064    113:1822    114:1950    115:2268    116:2033    117:2719   
 118:2890    119:1999    120:1892    121:1421    122:2752    123:2191   
 124:1699    125:2863    126:62      128:1642    129:1023    130:1302   
 131:2050    132:924     133:448     134:1518    135:367     136:1349   
 137:1193    138:3228    139:1547    140:1515    141:1456    142:1882   
 143:1730    144:1030    145:409     146:2143    147:2050    148:2605   
 149:2894    150:1165    151:1469    152:2140    153:569     154:7662   
 155:1580    156:2807    157:1890    158:1228    159:2440    160:3482   
 161:1788    162:3624    163:1806    164:1751    165:2202    166:1352   
 167:1894    168:4419    169:815     170:5536    171:1002    172:4023   
 173:3195    174:920     175:1282    176:3669    177:6304    178:3889   
 179:2755    180:2594    181:4116    182:3369    183:2095    184:2272   
 185:21573   186:5630    187:4902    188:4343    189:4506    190:9968   
 191:2108    192:11220   193:9349    194:7773    195:5561    196:3434   
 197:3818    198:6100    199:8300    200:8739    201:6590    202:10784  
 203:10644   204:4677    205:3739    206:4690    207:3630    208:4266   
 209:5204    210:4866    211:2629    212:4581    213:3820    214:1059   
 215:48      216:6676    217:3169    218:1367    219:561     220:2096   
 221:1053    222:843     223:2335   

End of report


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