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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 24 22:42:01 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 24 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:                             1007410
    Prefixes after maximum aggregation (per Origin AS):          370040
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466970
Total ASes present in the Internet Routing Table:                 76346
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65378
Origin ASes announcing only one prefix:                           26182
Transit ASes present in the Internet Routing Table:               10968
Transit-only ASes present in the Internet Routing Table:            533
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:                                     105
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1041
    Number of instances of unregistered ASNs:                      1058
Number of 32-bit ASNs allocated by the RIRs:                      45416
Number of 32-bit ASNs visible in the Routing Table:               37186
Prefixes from 32-bit ASNs in the Routing Table:                  203145
Number of bogon 32-bit ASNs visible in the Routing Table:           110
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            579
Number of addresses announced to Internet:                   3037500612
    Equivalent to 181 /8s, 12 /16s and 148 /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:      342097

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

Prefixes being announced by APNIC Region ASes:                   260494
    Total APNIC prefixes after maximum aggregation:               75411
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252135
    Unique aggregates announced from the APNIC address blocks:   100865
APNIC Region origin ASes present in the Internet Routing Table:   14356
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4360
APNIC Region transit ASes present in the Internet Routing Table:   1932
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9797
Number of APNIC addresses announced to Internet:              762506560
    Equivalent to 45 /8s, 114 /16s and 237 /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:                    290166
    Total ARIN prefixes after maximum aggregation:               127816
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293357
    Unique aggregates announced from the ARIN address blocks:    135200
ARIN Region origin ASes present in the Internet Routing Table:    19195
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1994
Average ARIN Region AS path length visible:                         3.4
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5018
Number of ARIN addresses announced to Internet:              1267351362
    Equivalent to 75 /8s, 138 /16s and 63 /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:                    282889
    Total RIPE prefixes after maximum aggregation:               130943
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279371
    Unique aggregates announced from the RIPE address blocks:    167416
RIPE Region origin ASes present in the Internet Routing Table:    28814
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12098
RIPE Region transit ASes present in the Internet Routing Table:    3982
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12047
Number of RIPE addresses announced to Internet:               723668002
    Equivalent to 43 /8s, 34 /16s and 76 /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:                  136893
    Total LACNIC prefixes after maximum aggregation:              28671
    LACNIC Deaggregation factor:                                   4.77
Prefixes being announced from the LACNIC address blocks:         134894
    Unique aggregates announced from the LACNIC address blocks:   48669
LACNIC Region origin ASes present in the Internet Routing Table:  11166
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2136
LACNIC Region transit ASes present in the Internet Routing Table:  2516
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                       105
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9070
Number of LACNIC addresses announced to Internet:             177748000
    Equivalent to 10 /8s, 152 /16s and 56 /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:                  35927
    Total AfriNIC prefixes after maximum aggregation:              6533
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         47073
    Unique aggregates announced from the AfriNIC address blocks:  14347
AfriNIC Region origin ASes present in the Internet Routing Table:  1889
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                       85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1254
Number of AfriNIC addresses announced to Internet:            105931776
    Equivalent to 6 /8s, 80 /16s and 100 /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        9979       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5782        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4356        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3988       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3804        509     265  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        2824        851     470  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2208       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       10760      11816    3783  AMAZON-02, US
   174        5821       8777     911  COGENT-174, US
 11492        4646        309     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3442       3052     190  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3105      23687    1947  ATT-INTERNET4, US
 16625        2886       1279    2150  AKAMAI-AS, US
396982        2833       3603     427  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        9339       1255    1802  TTNET, TR
 12479        7622       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3872       3396     140  AKAMAI-ASN1, NL
  9009        3652        311    1863  M247, RO
 12389        2944       2295     889  ROSTELECOM-AS, RU
 34984        2370        360     576  TELLCOM-AS, TR
  8452        1891       1852      14  TE-AS TE-AS, EG
212238        1792        129    1326  CDNEXT, GB
 13188        1607        100      26  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11969       3268     597  UNINET, MX
 10620        3544        494     936  Telmex Colombia S.A., CO
 13999        2553        534     364  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        782     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        1103        369      22  Telefonica del Peru S.A.A., PE
 22884        1072         98     372  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        1621        593      29  RAYA-AS, EG
 24863        1610        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         972        523      47  Vodafone-, EG
 20011         560        142     265  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         550         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       11969       3268     597  UNINET, MX
 16509       10760      11816    3783  AMAZON-02, US
  9808        9979       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9339       1255    1802  TTNET, TR
 12479        7622       1708     145  UNI2-AS, ES
   174        5821       8777     911  COGENT-174, US
  7545        5782        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4646        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        9979         9908  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9339         7537  TTNET, TR
 12479        7622         7477  UNI2-AS, ES
 16509       10760         6977  AMAZON-02, US
  7545        5782         5123  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5040         4966  ERX-CERNET-BKB China Education and Research Net
   174        5821         4910  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4356         4333  FPT-AS-AP FPT Telecom Company, VN
 11492        4646         4099  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
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:92      /12:296     
/13:583     /14:1193    /15:2131    /16:13336   /17:8378    /18:14158   
/19:25144   /20:45548   /21:54257   /22:114887  /23:107739  /24:614607  
/25:659     /26:642     /27:1186    /28:304     /29:518     /30:497     
/31:326     /32:859     

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

   ASN  No of nets  Total ann.  Description
 47331        8430        9339  TTNET, TR
 12479        6668        7622  UNI2-AS, ES
  8151        6107       11969  UNINET, MX
 11492        3554        4646  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2572        3442  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2190       10760  AMAZON-02, US
 10620        2173        3544  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)
----------------------------------------------

   1:2296      2:1643      3:477       4:24        5:4800      6:162    
   7:6         8:1607      9:1        11:172      12:1429     13:370    
  14:2429     15:328      16:262      17:363      18:889      20:419    
  21:4        22:188      23:6928     24:3073     25:2        27:2705   
  29:19       31:2813     32:63       34:69       35:143      36:2380   
  37:4642     38:9865     39:919      40:150      41:4642     42:2046   
  43:2477     44:336      45:19028    46:4712     47:301      49:2018   
  50:1895     51:582      52:1608     54:317      55:964      56:8      
  57:231      58:2252     59:1274     60:1082     61:2977     62:2892   
  63:1875     64:5662     65:2310     66:4795     67:3093     68:1358   
  69:4035     70:1331     71:579      72:2926     74:2818     75:1665   
  76:622      77:2708     78:4214     79:1669     80:2219     81:2190   
  82:1767     83:1413     84:1790     85:4019     86:1003     87:2375   
  88:3201     89:4447     90:677      91:8386     92:2523     93:2788   
  94:3880     95:5504     96:1278     97:325      98:1073     99:736    
 100:73      101:1184    102:3803    103:32483   104:4496    105:2126   
 106:994     107:2403    108:1176    109:4023    110:2156    111:3338   
 112:2079    113:1798    114:1910    115:2161    116:2001    117:2678   
 118:2872    119:2019    120:1887    121:1434    122:2720    123:2274   
 124:1693    125:2873    126:64      128:1481    129:1013    130:1279   
 131:2047    132:943     133:444     134:1516    135:352     136:1214   
 137:1124    138:3235    139:1525    140:1465    141:1444    142:1791   
 143:1748    144:1033    145:380     146:2141    147:2052    148:2577   
 149:2893    150:1071    151:1369    152:2136    153:571     154:6877   
 155:1516    156:2486    157:1857    158:1204    159:2455    160:3211   
 161:1745    162:3603    163:1769    164:1997    165:2191    166:1321   
 167:1861    168:4367    169:814     170:5438    171:1055    172:3943   
 173:3133    174:906     175:1261    176:3582    177:6221    178:3738   
 179:2675    180:2486    181:4001    182:3327    183:2053    184:2266   
 185:21397   186:5636    187:5015    188:4387    189:4561    190:9829   
 191:2096    192:11141   193:9319    194:7665    195:5565    196:3378   
 197:3178    198:6094    199:8181    200:8759    201:6591    202:10744  
 203:10586   204:4649    205:3721    206:4540    207:3727    208:4205   
 209:5223    210:4866    211:2677    212:4553    213:3790    214:1067   
 215:62      216:6764    217:3006    218:1416    219:565     220:2051   
 221:1046    222:880     223:2220   

End of report


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