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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 30 22:41:51 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 30 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:                             1007564
    Prefixes after maximum aggregation (per Origin AS):          370160
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467073
Total ASes present in the Internet Routing Table:                 76335
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65571
Origin ASes announcing only one prefix:                           26251
Transit ASes present in the Internet Routing Table:               10764
Transit-only ASes present in the Internet Routing Table:            512
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:              1025
    Number of instances of unregistered ASNs:                      1039
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:               37197
Prefixes from 32-bit ASNs in the Routing Table:                  202590
Number of bogon 32-bit ASNs visible in the Routing Table:           105
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            562
Number of addresses announced to Internet:                   3034789572
    Equivalent to 180 /8s, 227 /16s and 54 /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:      342275

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

Prefixes being announced by APNIC Region ASes:                   260084
    Total APNIC prefixes after maximum aggregation:               75166
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252158
    Unique aggregates announced from the APNIC address blocks:   100782
APNIC Region origin ASes present in the Internet Routing Table:   14370
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4367
APNIC Region transit ASes present in the Internet Routing Table:   1912
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:   9811
Number of APNIC addresses announced to Internet:              759696704
    Equivalent to 45 /8s, 72 /16s and 13 /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:                    290754
    Total ARIN prefixes after maximum aggregation:               127815
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293499
    Unique aggregates announced from the ARIN address blocks:    135173
ARIN Region origin ASes present in the Internet Routing Table:    19198
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                6973
ARIN Region transit ASes present in the Internet Routing Table:    1921
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5016
Number of ARIN addresses announced to Internet:              1267761474
    Equivalent to 75 /8s, 144 /16s and 129 /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:                    283214
    Total RIPE prefixes after maximum aggregation:               131025
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279690
    Unique aggregates announced from the RIPE address blocks:    167743
RIPE Region origin ASes present in the Internet Routing Table:    28809
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12106
RIPE Region transit ASes present in the Internet Routing Table:    3921
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12049
Number of RIPE addresses announced to Internet:               723545378
    Equivalent to 43 /8s, 32 /16s and 109 /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:                  136541
    Total LACNIC prefixes after maximum aggregation:              28988
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134550
    Unique aggregates announced from the LACNIC address blocks:   48652
LACNIC Region origin ASes present in the Internet Routing Table:  11171
    LACNIC Prefixes per ASN:                                      12.04
LACNIC Region origin ASes announcing only one prefix:              2171
LACNIC Region transit ASes present in the Internet Routing Table:  2484
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:  9069
Number of LACNIC addresses announced to Internet:             177647392
    Equivalent to 10 /8s, 150 /16s and 175 /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:                  35946
    Total AfriNIC prefixes after maximum aggregation:              6515
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         47104
    Unique aggregates announced from the AfriNIC address blocks:  14267
AfriNIC Region origin ASes present in the Internet Routing Table:  1889
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252
Number of AfriNIC addresses announced to Internet:            105849344
    Equivalent to 6 /8s, 79 /16s and 34 /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       10050       8750      70  CHINAMOBILE-CN China Mobile Communication
  7545        5864        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4414        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3990       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3811        509     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2831        851     465  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2211        434     197  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       10811      11831    3807  AMAZON-02, US
   174        6435       8769     882  COGENT-174, US
 11492        4649        309     547  CABLEONE, US
  7155        4166        287      86  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3419       3054     191  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3178      23693    1971  ATT-INTERNET4, US
 16625        2884       1279    2150  AKAMAI-AS, US
396982        2832       3603     417  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        9372       1257    1771  TTNET, TR
 12479        7631       1708     146  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3897       3396     141  AKAMAI-ASN1, NL
  9009        3690        315    1873  M247, RO
 12389        2936       2295     884  ROSTELECOM-AS, RU
 34984        2373        360     573  TELLCOM-AS, TR
  8452        1861       1852      14  TE-AS TE-AS, EG
212238        1812        131    1340  CDNEXT, GB
 13188        1606        100      30  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       11796       3238     606  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2551        534     364  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1544       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1144         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 22884        1071         98     371  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1617        593      29  RAYA-AS, EG
 24863        1611        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         974        523      47  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 20011         553        142     265  INTERNET-SOLUTIONS, ZA
 36914         544         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       11796       3238     606  UNINET, MX
 16509       10811      11831    3807  AMAZON-02, US
  9808       10050       8750      70  CHINAMOBILE-CN China Mobile Communication
 47331        9372       1257    1771  TTNET, TR
 12479        7631       1708     146  UNI2-AS, ES
   174        6435       8769     882  COGENT-174, US
  7545        5864        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4649        309     547  CABLEONE, US
 39891        4602        278      58  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       10050         9980  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9372         7601  TTNET, TR
 12479        7631         7485  UNI2-AS, ES
 16509       10811         7004  AMAZON-02, US
   174        6435         5553  COGENT-174, US
  7545        5864         5204  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043         4969  ERX-CERNET-BKB China Education and Research Net
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4414         4391  FPT-AS-AP FPT Telecom Company, VN
 11492        4649         4102  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
    203727  UNALLOCATED  5.42.92.0/24            215826  PARTNER-HOSTING-LTD, GB
     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

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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:36      /11:92      /12:296     
/13:584     /14:1195    /15:2122    /16:13325   /17:8384    /18:14145   
/19:25132   /20:45439   /21:54288   /22:114714  /23:107387  /24:615382  
/25:668     /26:655     /27:1186    /28:305     /29:516     /30:496     
/31:324     /32:860     

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

   ASN  No of nets  Total ann.  Description
 47331        8465        9372  TTNET, TR
 12479        6679        7631  UNI2-AS, ES
  8151        5937       11796  UNINET, MX
 11492        3554        4649  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3110        4166  VIASAT-SP-BACKBONE, US
 22773        2549        3419  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2210       10811  AMAZON-02, US
 10620        2175        3546  Telmex Colombia S.A., CO

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

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

   1:2297      2:1642      3:483       4:24        5:4812      6:163    
   7:6         8:1608      9:1        11:172      12:1429     13:368    
  14:2456     15:328      16:264      17:363      18:893      20:420    
  21:4        22:188      23:6938     24:3055     25:2        27:2708   
  29:19       31:2852     32:63       34:69       35:143      36:2378   
  37:4642     38:9894     39:921      40:154      41:4612     42:2089   
  43:2473     44:336      45:18915    46:4722     47:300      49:2015   
  50:1882     51:583      52:1608     54:317      55:949      56:8      
  57:230      58:2256     59:1272     60:1083     61:2978     62:2893   
  63:1888     64:5674     65:2301     66:4814     67:3083     68:1319   
  69:4051     70:1319     71:580      72:2920     74:2824     75:1663   
  76:616      77:2713     78:4205     79:1679     80:2221     81:2190   
  82:1768     83:1410     84:1787     85:4020     86:1023     87:2397   
  88:3237     89:4467     90:671      91:8375     92:2610     93:2824   
  94:3881     95:5510     96:1268     97:325      98:1073     99:736    
 100:74      101:1183    102:3843    103:32484   104:4501    105:2127   
 106:987     107:2416    108:1173    109:4019    110:2183    111:3298   
 112:2077    113:1789    114:1914    115:2143    116:2000    117:2710   
 118:2876    119:2019    120:1909    121:1439    122:2720    123:2261   
 124:1696    125:2872    126:64      128:1482    129:989     130:1272   
 131:2026    132:943     133:444     134:1524    135:352     136:1206   
 137:1124    138:3203    139:1522    140:1465    141:1446    142:1791   
 143:1734    144:1034    145:379     146:2133    147:2055    148:2575   
 149:2878    150:1069    151:1373    152:2143    153:571     154:7332   
 155:1511    156:2575    157:1867    158:1203    159:2453    160:3245   
 161:1776    162:3594    163:1771    164:1989    165:2189    166:1298   
 167:1866    168:4345    169:816     170:5392    171:1040    172:3946   
 173:3131    174:906     175:1269    176:3595    177:6269    178:3729   
 179:2658    180:2483    181:4051    182:3327    183:2060    184:2274   
 185:21411   186:5587    187:4938    188:4385    189:4491    190:9943   
 191:2121    192:11138   193:9317    194:7680    195:5565    196:3377   
 197:3182    198:6079    199:8149    200:8761    201:6590    202:10765  
 203:10587   204:4643    205:3726    206:4674    207:3725    208:4192   
 209:5221    210:4864    211:2681    212:4570    213:3795    214:1072   
 215:61      216:6712    217:2996    218:1408    219:564     220:2056   
 221:1048    222:861     223:2255   

End of report


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