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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 25 22:41:34 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 25 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:                             1007965
    Prefixes after maximum aggregation (per Origin AS):          370021
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466952
Total ASes present in the Internet Routing Table:                 76375
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65353
Origin ASes announcing only one prefix:                           26208
Transit ASes present in the Internet Routing Table:               11022
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:                                     105
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1041
    Number of instances of unregistered ASNs:                      1061
Number of 32-bit ASNs allocated by the RIRs:                      45422
Number of 32-bit ASNs visible in the Routing Table:               37202
Prefixes from 32-bit ASNs in the Routing Table:                  203380
Number of bogon 32-bit ASNs visible in the Routing Table:           116
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            570
Number of addresses announced to Internet:                   3037275588
    Equivalent to 181 /8s, 9 /16s and 37 /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:      342415

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

Prefixes being announced by APNIC Region ASes:                   260638
    Total APNIC prefixes after maximum aggregation:               75446
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252300
    Unique aggregates announced from the APNIC address blocks:   100879
APNIC Region origin ASes present in the Internet Routing Table:   14368
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4371
APNIC Region transit ASes present in the Internet Routing Table:   1935
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:   9807
Number of APNIC addresses announced to Internet:              762539840
    Equivalent to 45 /8s, 115 /16s and 111 /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:                    290233
    Total ARIN prefixes after maximum aggregation:               127807
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293374
    Unique aggregates announced from the ARIN address blocks:    135191
ARIN Region origin ASes present in the Internet Routing Table:    19204
    ARIN Prefixes per ASN:                                        15.28
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    2010
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:    5023
Number of ARIN addresses announced to Internet:              1267110978
    Equivalent to 75 /8s, 134 /16s and 148 /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:                    282863
    Total RIPE prefixes after maximum aggregation:               130895
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279376
    Unique aggregates announced from the RIPE address blocks:    167419
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:               12101
RIPE Region transit ASes present in the Internet Routing Table:    4001
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:   12048
Number of RIPE addresses announced to Internet:               723665698
    Equivalent to 43 /8s, 34 /16s and 67 /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:                  137189
    Total LACNIC prefixes after maximum aggregation:              28675
    LACNIC Deaggregation factor:                                   4.78
Prefixes being announced from the LACNIC address blocks:         135190
    Unique aggregates announced from the LACNIC address blocks:   48665
LACNIC Region origin ASes present in the Internet Routing Table:  11168
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2137
LACNIC Region transit ASes present in the Internet Routing Table:  2521
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:  9071
Number of LACNIC addresses announced to Internet:             177721376
    Equivalent to 10 /8s, 151 /16s and 208 /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:                  36001
    Total AfriNIC prefixes after maximum aggregation:              6532
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47154
    Unique aggregates announced from the AfriNIC address blocks:  14334
AfriNIC Region origin ASes present in the Internet Routing Table:  1890
    AfriNIC Prefixes per ASN:                                     24.95
AfriNIC Region origin ASes announcing only one prefix:              637
AfriNIC Region transit ASes present in the Internet Routing Table:  363
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       85
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1253
Number of AfriNIC addresses announced to Internet:            105945088
    Equivalent to 6 /8s, 80 /16s and 152 /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        9980       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5806        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4372        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3989       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3807        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3264       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2828        851     470  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        434     194  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       10778      11815    3783  AMAZON-02, US
   174        5811       8776     910  COGENT-174, US
 11492        4646        309     547  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3438       3051     188  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3140      23689    1943  ATT-INTERNET4, US
 16625        2885       1279    2151  AKAMAI-AS, US
396982        2835       3603     420  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        9334       1254    1814  TTNET, TR
 12479        7620       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3875       3396     141  AKAMAI-ASN1, NL
  9009        3652        311    1860  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        1793        129    1327  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       11978       3268     597  UNINET, MX
 10620        3545        494     937  Telmex Colombia S.A., CO
 13999        2549        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        1322        782     194  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        1105        369      22  Telefonica del Peru S.A.A., PE
 22884        1073         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        1611        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1340         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         968        523      47  Vodafone-, EG
 20011         560        142     265  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         545         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       11978       3268     597  UNINET, MX
 16509       10778      11815    3783  AMAZON-02, US
  9808        9980       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9334       1254    1814  TTNET, TR
 12479        7620       1708     145  UNI2-AS, ES
   174        5811       8776     910  COGENT-174, US
  7545        5806        840     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043       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        9980         9909  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9334         7520  TTNET, TR
 12479        7620         7475  UNI2-AS, ES
 16509       10778         6995  AMAZON-02, US
  7545        5806         5148  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5043         4969  ERX-CERNET-BKB China Education and Research Net
   174        5811         4901  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4372         4349  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
    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              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

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    /15:2129    /16:13331   /17:8386    /18:14169   
/19:25164   /20:45579   /21:54252   /22:114883  /23:107844  /24:615001  
/25:661     /26:642     /27:1185    /28:304     /29:518     /30:497     
/31:326     /32:860     

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

   ASN  No of nets  Total ann.  Description
 47331        8426        9334  TTNET, TR
 12479        6667        7620  UNI2-AS, ES
  8151        6117       11978  UNINET, MX
 11492        3554        4646  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2570        3438  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2219       10778  AMAZON-02, US
 10620        2174        3545  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)
----------------------------------------------

   1:2307      2:1643      3:476       4:24        5:4799      6:162    
   7:6         8:1607      9:1        11:172      12:1428     13:367    
  14:2430     15:328      16:264      17:364      18:891      20:420    
  21:4        22:188      23:6928     24:3074     25:2        27:2704   
  29:19       31:2821     32:63       34:69       35:143      36:2380   
  37:4646     38:9861     39:919      40:154      41:4623     42:2057   
  43:2476     44:336      45:19053    46:4687     47:300      49:2016   
  50:1894     51:582      52:1608     54:317      55:967      56:8      
  57:231      58:2253     59:1274     60:1082     61:2977     62:2892   
  63:1876     64:5661     65:2308     66:4799     67:3092     68:1359   
  69:4034     70:1332     71:580      72:2924     74:2816     75:1664   
  76:617      77:2709     78:4215     79:1674     80:2216     81:2191   
  82:1769     83:1410     84:1790     85:4022     86:1017     87:2373   
  88:3205     89:4429     90:673      91:8382     92:2574     93:2820   
  94:3857     95:5505     96:1279     97:325      98:1077     99:736    
 100:73      101:1184    102:3834    103:32495   104:4492    105:2127   
 106:995     107:2414    108:1176    109:4005    110:2175    111:3338   
 112:2078    113:1800    114:1910    115:2178    116:2000    117:2680   
 118:2874    119:2021    120:1886    121:1436    122:2719    123:2274   
 124:1693    125:2872    126:64      128:1480    129:1013    130:1279   
 131:2055    132:940     133:444     134:1519    135:352     136:1215   
 137:1125    138:3247    139:1524    140:1461    141:1447    142:1793   
 143:1745    144:1034    145:379     146:2137    147:2053    148:2577   
 149:2883    150:1071    151:1372    152:2137    153:571     154:6881   
 155:1512    156:2478    157:1851    158:1205    159:2454    160:3224   
 161:1775    162:3598    163:1768    164:1994    165:2192    166:1325   
 167:1869    168:4382    169:815     170:5436    171:1055    172:3942   
 173:3133    174:907     175:1256    176:3591    177:6225    178:3736   
 179:2704    180:2485    181:4044    182:3327    183:2055    184:2271   
 185:21409   186:5644    187:5012    188:4388    189:4561    190:9930   
 191:2108    192:11142   193:9322    194:7681    195:5562    196:3386   
 197:3183    198:6092    199:8180    200:8708    201:6547    202:10756  
 203:10590   204:4642    205:3722    206:4537    207:3723    208:4205   
 209:5227    210:4867    211:2679    212:4563    213:3797    214:1070   
 215:62      216:6771    217:3007    218:1413    219:569     220:2052   
 221:1046    222:880     223:2225   

End of report


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