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

REN Routing Table Report cscora at bgp.nsrc.org
Wed May 8 22:37:24 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 08 May, 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:                              752981
    Prefixes after maximum aggregation (per Origin AS):          304722
    Deaggregation factor:                                          2.47
    Unique aggregates announced (without unneeded subnets):      386953
Total ASes present in the Internet Routing Table:                 61093
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           52400
Origin ASes announcing only one prefix:                           22025
Transit ASes present in the Internet Routing Table:                8693
Transit-only ASes present in the Internet Routing Table:            924
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.1
    Max AS path length visible:                                     156
    Max AS path prepend of ASN (151354)                              50
Prefixes from unregistered ASNs in the Routing Table:               848
    Number of instances of unregistered ASNs:                       850
Number of 32-bit ASNs allocated by the RIRs:                      44413
Number of 32-bit ASNs visible in the Routing Table:               28788
Prefixes from 32-bit ASNs in the Routing Table:                  142570
Number of bogon 32-bit ASNs visible in the Routing Table:             8
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:            447
Number of addresses announced to Internet:                   2694464402
    Equivalent to 160 /8s, 154 /16s and 67 /24s
    Percentage of available address space announced:               72.8
    Percentage of allocated address space announced:               72.8
    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:      253086

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

Prefixes being announced by APNIC Region ASes:                   182589
    Total APNIC prefixes after maximum aggregation:               57418
    APNIC Deaggregation factor:                                    3.18
Prefixes being announced from the APNIC address blocks:          176399
    Unique aggregates announced from the APNIC address blocks:    80089
APNIC Region origin ASes present in the Internet Routing Table:    9912
    APNIC Prefixes per ASN:                                       17.80
APNIC Region origin ASes announcing only one prefix:               3465
APNIC Region transit ASes present in the Internet Routing Table:   1416
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                        156
Number of APNIC region 32-bit ASNs visible in the Routing Table:   6639
Number of APNIC addresses announced to Internet:              655486892
    Equivalent to 39 /8s, 17 /16s and 239 /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:                    222317
    Total ARIN prefixes after maximum aggregation:               107336
    ARIN Deaggregation factor:                                     2.07
Prefixes being announced from the ARIN address blocks:           227912
    Unique aggregates announced from the ARIN address blocks:    110538
ARIN Region origin ASes present in the Internet Routing Table:    16017
    ARIN Prefixes per ASN:                                        14.23
ARIN Region origin ASes announcing only one prefix:                5988
ARIN Region transit ASes present in the Internet Routing Table:    1532
Average ARIN Region AS path length visible:                         4.7
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    3923
Number of ARIN addresses announced to Internet:              1126454342
    Equivalent to 67 /8s, 36 /16s and 84 /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:                    219255
    Total RIPE prefixes after maximum aggregation:               106567
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           213080
    Unique aggregates announced from the RIPE address blocks:    136155
RIPE Region origin ASes present in the Internet Routing Table:    22947
    RIPE Prefixes per ASN:                                         9.29
RIPE Region origin ASes announcing only one prefix:                9709
RIPE Region transit ASes present in the Internet Routing Table:    3134
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    9569
Number of RIPE addresses announced to Internet:               665779200
    Equivalent to 39 /8s, 174 /16s and 252 /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:                  103722
    Total LACNIC prefixes after maximum aggregation:              27274
    LACNIC Deaggregation factor:                                   3.80
Prefixes being announced from the LACNIC address blocks:         102131
    Unique aggregates announced from the LACNIC address blocks:   47451
LACNIC Region origin ASes present in the Internet Routing Table:   9597
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2358
LACNIC Region transit ASes present in the Internet Routing Table:  2118
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        28
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  7797
Number of LACNIC addresses announced to Internet:             154200224
    Equivalent to 9 /8s, 48 /16s and 232 /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:                  24250
    Total AfriNIC prefixes after maximum aggregation:              5538
    AfriNIC Deaggregation factor:                                  4.38
Prefixes being announced from the AfriNIC address blocks:         33012
    Unique aggregates announced from the AfriNIC address blocks:  12331
AfriNIC Region origin ASes present in the Internet Routing Table:  1346
    AfriNIC Prefixes per ASN:                                     24.53
AfriNIC Region origin ASes announcing only one prefix:              505
AfriNIC Region transit ASes present in the Internet Routing Table:  280
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  860
Number of AfriNIC addresses announced to Internet:             92276992
    Equivalent to 5 /8s, 128 /16s and 9 /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        9835       8743      65  CHINAMOBILE-CN China Mobile Communicati
 18403        4530        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3803       1331      21  VIETEL-AS-AP Viettel Group, VN
  7545        3705        432    2168  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        3693        506     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3556       1042      83  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2786        863     376  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4755        2167        433     195  TATACOMM-AS TATA Communications formerl
 45090        2150       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
 45609        1900        900     306  BHARTI-MOBILITY-AS-AP Bharti Airtel Ltd

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        8068       8240    3092  AMAZON-02, US
  7155        3940        267      50  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3496       3041     237  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3438       6632     845  COGENT-174, US
   749        3227      54904    2479  DNIC-AS-00749, US
 16625        2997       1277    2160  AKAMAI-AS, US
   367        2821       3513    1340  DNIC-ASBLK-00306-00371, US
  7018        2794      23652    1782  ATT-INTERNET4, US
 11492        2741        179    1217  CABLEONE, 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
 12479        7728       1708     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3614       3395     126  AKAMAI-ASN1, NL
  9009        3283        284    1647  M247, RO
  8551        2453        266      65  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 34984        2347        363     584  TELLCOM-AS, TR
212238        1564        111    1134  CDNEXT, GB
  8452        1549       1852      14  TE-AS TE-AS, EG
 62240        1442         94     682  CLOUVIDER Clouvider - Global ASN, GB
 44477        1401         92     743  STARK-INDUSTRIES, GB

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        8563       2317     844  UNINET, MX
 10620        3502        491     940  Telmex Colombia S.A., CO
 13999        2538        351     663  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1348       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1316        788     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1176        176     437  Techtel LMDS Comunicaciones Interactiva
  6503        1133        314     478  Axtel, S.A.B. de C.V., MX
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 26615        1071       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1549        545      28  RAYA-AS, EG
 24863        1502        389      20  LINKdotNET-AS, EG
 36992        1371       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1198         77      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 15399         425         43     145  WANANCHI-, KE
 36947         397       1063      15  ALGTEL-AS, DZ
 24757         389         69      30  EthioNet-AS, ET

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
  9808        9835       8743      65  CHINAMOBILE-CN China Mobile Communicati
  8151        8563       2317     844  UNINET, MX
 16509        8068       8240    3092  AMAZON-02, US
 12479        7728       1708     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 18403        4530        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        3940        267      50  VIASAT-SP-BACKBONE, US
  7552        3803       1331      21  VIETEL-AS-AP Viettel Group, VN
  7545        3705        432    2168  TPG-INTERNET-AP TPG Telecom Limited, AU
  9498        3693        506     260  BBIL-AP BHARTI Airtel Ltd., IN

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151        8563         7719  UNINET, MX
 12479        7728         7584  UNI2-AS, ES
 16509        8068         4976  AMAZON-02, US
 39891        4758         4698  ALJAWWALSTC-AS, SA
 18403        4530         4507  FPT-AS-AP FPT Telecom Company, VN
  7155        3940         3890  VIASAT-SP-BACKBONE, US
  7552        3803         3782  VIETEL-AS-AP Viettel Group, VN
  6327        3594         3515  SHAW, CA
 20940        3614         3488  AKAMAI-ASN1, NL
  7713        3556         3473  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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             6461  ZAYO-6461, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.147.240.0/24      Origin:    398208  CIBCUSA, US
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
27.0.192.0/22        Origin:    138415  YANCYLIMITED-AS-HK Yancy Limited, HK
27.0.192.0/22       Transit:     51847  NEAROUTE, HK

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:15       /9:12      /10:36      /11:88      /12:268     
/13:508     /14:1001    /15:1774    /16:11890   /17:6734    /18:10434   
/19:19164   /20:31646   /21:40568   /22:89565   /23:79259   /24:457613  
/25:731     /26:539     /27:560     /28:106     /29:188     /30:109     
/31:120     /32:53      

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

   ASN  No of nets  Total ann.  Description
 12479        6837        7728  UNI2-AS, ES
  8151        4592        8563  UNINET, MX
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3027        3940  VIASAT-SP-BACKBONE, US
 22773        2588        3496  ASN-CXA-ALL-CCI-22773-RDC, US
 11492        2182        2741  CABLEONE, US
 10620        2128        3502  Telmex Colombia S.A., CO
  8551        2044        2453  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 13999        1823        2538  Mega Cable, S.A. de C.V., MX

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

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

   1:1595      2:1274      3:256       4:6         5:3747      6:164    
   7:6         8:1191      9:1        11:171      12:1303     13:309    
  14:1597     15:269      16:182      17:63       18:734      20:364    
  21:4        22:188      23:5546     24:2017     25:2        27:1744   
  29:19       31:1882     32:41       34:33       35:65       36:2047   
  37:3658     38:6376     39:657      40:104      41:2776     42:2124   
  43:1761     44:236      45:13977    46:3287     47:261      49:1422   
  50:1445     51:572      52:1328     54:294      55:895      56:5      
  57:161      58:1561     59:844      60:769      61:1860     62:2155   
  63:1556     64:4410     65:1887     66:3754     67:2281     68:1008   
  69:3140     70:1025     71:486      72:2057     74:2013     75:1425   
  76:427      77:1978     78:1647     79:2216     80:1771     81:1608   
  82:1229     83:1116     84:1430     85:2579     86:668      87:1950   
  88:1081     89:3447     90:553      91:5840     92:1862     93:2260   
  94:2880     95:3385     96:886      97:140      98:901      99:686    
 100:55      101:627     102:2197    103:21625   104:3669    105:631    
 106:804     107:2379    108:863     109:2704    110:1468    111:2736   
 112:1647    113:1090    114:1274    115:1158    116:1458    117:2041   
 118:2158    119:1365    120:1547    121:902     122:2283    123:1557   
 124:1265    125:2332    126:32      128:1314    129:737     130:984    
 131:1655    132:788     133:401     134:1339    135:290     136:730    
 137:873     138:2442    139:1313    140:1291    141:1146    142:1352   
 143:1356    144:816     145:313     146:1651    147:1565    148:2481   
 149:2371    150:876     151:1175    152:1787    153:301     154:5591   
 155:1238    156:1860    157:1505    158:976     159:1611    160:2188   
 161:1293    162:2701    163:1472    164:1502    165:1716    166:1096   
 167:1414    168:3188    169:683     170:4066    171:780     172:3290   
 173:1851    174:717     175:852     176:2895    177:4108    178:2493   
 179:1883    180:1836    181:3405    182:2352    183:1792    184:2053   
 185:17089   186:4441    187:3675    188:3336    189:3901    190:8382   
 191:1261    192:9147    193:7512    194:6112    195:4197    196:2498   
 197:1644    198:4985    199:6649    200:7128    201:5753    202:6908   
 203:6371    204:3860    205:3316    206:3928    207:2953    208:3127   
 209:4147    210:2764    211:1397    212:3503    213:2836    214:1050   
 215:49      216:5319    217:2401    218:1051    219:347     220:1049   
 221:862     222:400     223:1714   

End of report


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