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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Sep 27 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 27 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:                             1007520
    Prefixes after maximum aggregation (per Origin AS):          370526
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467117
Total ASes present in the Internet Routing Table:                 76358
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65414
Origin ASes announcing only one prefix:                           26195
Transit ASes present in the Internet Routing Table:               10944
Transit-only ASes present in the Internet Routing Table:            539
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1046
    Number of instances of unregistered ASNs:                      1062
Number of 32-bit ASNs allocated by the RIRs:                      45436
Number of 32-bit ASNs visible in the Routing Table:               37202
Prefixes from 32-bit ASNs in the Routing Table:                  203692
Number of bogon 32-bit ASNs visible in the Routing Table:           109
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            556
Number of addresses announced to Internet:                   3034396612
    Equivalent to 180 /8s, 221 /16s and 55 /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:      342265

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

Prefixes being announced by APNIC Region ASes:                   260552
    Total APNIC prefixes after maximum aggregation:               75386
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252228
    Unique aggregates announced from the APNIC address blocks:   100749
APNIC Region origin ASes present in the Internet Routing Table:   14366
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4372
APNIC Region transit ASes present in the Internet Routing Table:   1914
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9802
Number of APNIC addresses announced to Internet:              759551808
    Equivalent to 45 /8s, 69 /16s and 215 /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:                    289397
    Total ARIN prefixes after maximum aggregation:               127881
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292550
    Unique aggregates announced from the ARIN address blocks:    135315
ARIN Region origin ASes present in the Internet Routing Table:    19189
    ARIN Prefixes per ASN:                                        15.25
ARIN Region origin ASes announcing only one prefix:                6962
ARIN Region transit ASes present in the Internet Routing Table:    1996
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5025
Number of ARIN addresses announced to Internet:              1267359554
    Equivalent to 75 /8s, 138 /16s and 95 /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:                    283042
    Total RIPE prefixes after maximum aggregation:               131089
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279608
    Unique aggregates announced from the RIPE address blocks:    167628
RIPE Region origin ASes present in the Internet Routing Table:    28822
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12104
RIPE Region transit ASes present in the Internet Routing Table:    3978
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12059
Number of RIPE addresses announced to Internet:               723576098
    Equivalent to 43 /8s, 32 /16s and 229 /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:                  137461
    Total LACNIC prefixes after maximum aggregation:              28983
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135458
    Unique aggregates announced from the LACNIC address blocks:   48669
LACNIC Region origin ASes present in the Internet Routing Table:  11167
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2126
LACNIC Region transit ASes present in the Internet Routing Table:  2510
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9070
Number of LACNIC addresses announced to Internet:             177670688
    Equivalent to 10 /8s, 151 /16s and 10 /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:                  36022
    Total AfriNIC prefixes after maximum aggregation:              6521
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         47119
    Unique aggregates announced from the AfriNIC address blocks:  14304
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     25.02
AfriNIC Region origin ASes announcing only one prefix:              631
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       41
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1246
Number of AfriNIC addresses announced to Internet:            105950976
    Equivalent to 6 /8s, 80 /16s and 175 /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       10053       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5832        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4954       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4401        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3990       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3808        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2826        849     470  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2212        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       10809      11830    3816  AMAZON-02, US
   174        5761       8772     904  COGENT-174, US
 11492        4631        308     556  CABLEONE, US
  7155        4165        287      85  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3485      55081    2708  DNIC-AS-00749, US
 22773        3429       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3165      23692    1961  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        9337       1254    1820  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3689        315    1871  M247, RO
 12389        2943       2295     889  ROSTELECOM-AS, RU
 34984        2372        360     572  TELLCOM-AS, TR
  8452        1831       1852      14  TE-AS TE-AS, EG
212238        1809        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       11773       3243     601  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2552        534     365  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1319        778     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      21  Telefonica del Peru S.A.A., PE
 22884        1067         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        1621        593      29  RAYA-AS, EG
 24863        1601        389      18  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         556       1861      35  IAM-AS, MA
 20011         552        142     265  INTERNET-SOLUTIONS, ZA
 36914         541         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       11773       3243     601  UNINET, MX
 16509       10809      11830    3816  AMAZON-02, US
  9808       10053       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9337       1254    1820  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
  7545        5832        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5761       8772     904  COGENT-174, US
  4538        4954       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4631        308     556  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       10053         9982  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9337         7517  TTNET, TR
 12479        7630         7485  UNI2-AS, ES
 16509       10809         6993  AMAZON-02, US
  7545        5832         5173  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4954         4880  ERX-CERNET-BKB China Education and Research Net
   174        5761         4857  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4401         4378  FPT-AS-AP FPT Telecom Company, VN
  7155        4165         4080  VIASAT-SP-BACKBONE, 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:      6939  HURRICANE, 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      /10:36      /11:92      /12:296     
/13:584     /14:1195    /15:2123    /16:13325   /17:8381    /18:14148   
/19:25151   /20:45468   /21:54204   /22:114718  /23:107757  /24:615019  
/25:660     /26:641     /27:1186    /28:305     /29:517     /30:496     
/31:326     /32:859     

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

   ASN  No of nets  Total ann.  Description
 47331        8430        9337  TTNET, TR
 12479        6677        7630  UNI2-AS, ES
  8151        5940       11773  UNINET, MX
 11492        3543        4631  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3109        4165  VIASAT-SP-BACKBONE, US
 22773        2565        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2216       10809  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)
----------------------------------------------

   1:2315      2:1644      3:480       4:24        5:4816      6:163    
   7:6         8:1607      9:1        11:172      12:1426     13:368    
  14:2428     15:328      16:264      17:364      18:892      20:420    
  21:4        22:188      23:6935     24:3038     25:2        27:2707   
  29:19       31:2851     32:63       34:69       35:143      36:2379   
  37:4645     38:9854     39:920      40:154      41:4630     42:2075   
  43:2475     44:337      45:19114    46:4719     47:300      49:2016   
  50:1880     51:582      52:1609     54:317      55:947      56:8      
  57:231      58:2257     59:1275     60:1082     61:2979     62:2890   
  63:1853     64:5663     65:2306     66:4803     67:3082     68:1304   
  69:4027     70:1328     71:579      72:2915     74:2814     75:1659   
  76:616      77:2707     78:4203     79:1673     80:2218     81:2193   
  82:1764     83:1409     84:1787     85:4019     86:1020     87:2396   
  88:3210     89:4451     90:671      91:8382     92:2607     93:2824   
  94:3879     95:5510     96:1268     97:325      98:1068     99:736    
 100:74      101:1184    102:3809    103:32455   104:4498    105:2127   
 106:995     107:2414    108:1174    109:4022    110:2185    111:3299   
 112:2080    113:1788    114:1914    115:2145    116:1993    117:2677   
 118:2878    119:2021    120:1909    121:1436    122:2719    123:2283   
 124:1693    125:2873    126:64      128:1485    129:1012    130:1274   
 131:2050    132:943     133:444     134:1521    135:348     136:1212   
 137:1121    138:3248    139:1521    140:1466    141:1450    142:1790   
 143:1740    144:1033    145:378     146:2134    147:2005    148:2579   
 149:2885    150:1065    151:1372    152:2134    153:571     154:6888   
 155:1513    156:2485    157:1868    158:1204    159:2451    160:3240   
 161:1776    162:3591    163:1772    164:1995    165:2186    166:1319   
 167:1864    168:4381    169:815     170:5435    171:1057    172:3944   
 173:3114    174:906     175:1266    176:3593    177:6379    178:3732   
 179:2721    180:2486    181:4056    182:3326    183:2060    184:2272   
 185:21409   186:5633    187:4993    188:4387    189:4518    190:9956   
 191:2138    192:11133   193:9321    194:7691    195:5565    196:3398   
 197:3176    198:6086    199:8106    200:8743    201:6626    202:10752  
 203:10584   204:4633    205:3720    206:4533    207:3721    208:4165   
 209:5216    210:4866    211:2680    212:4566    213:3802    214:1073   
 215:62      216:6697    217:2994    218:1401    219:570     220:2055   
 221:1050    222:880     223:2254   

End of report


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