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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 25 22:43:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 25 Oct, 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:                             1014726
    Prefixes after maximum aggregation (per Origin AS):          371127
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      468617
Total ASes present in the Internet Routing Table:                 76495
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65761
Origin ASes announcing only one prefix:                           26190
Transit ASes present in the Internet Routing Table:               10734
Transit-only ASes present in the Internet Routing Table:            515
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1074
    Number of instances of unregistered ASNs:                      1087
Number of 32-bit ASNs allocated by the RIRs:                      45628
Number of 32-bit ASNs visible in the Routing Table:               37370
Prefixes from 32-bit ASNs in the Routing Table:                  204768
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            574
Number of addresses announced to Internet:                   3032118533
    Equivalent to 180 /8s, 186 /16s and 117 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      344165

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

Prefixes being announced by APNIC Region ASes:                   261779
    Total APNIC prefixes after maximum aggregation:               75496
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          253557
    Unique aggregates announced from the APNIC address blocks:   101087
APNIC Region origin ASes present in the Internet Routing Table:   14426
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4372
APNIC Region transit ASes present in the Internet Routing Table:   1897
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:   9858
Number of APNIC addresses announced to Internet:              758504768
    Equivalent to 45 /8s, 53 /16s and 221 /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:                    291421
    Total ARIN prefixes after maximum aggregation:               127520
    ARIN Deaggregation factor:                                     2.29
Prefixes being announced from the ARIN address blocks:           294462
    Unique aggregates announced from the ARIN address blocks:    135605
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.32
ARIN Region origin ASes announcing only one prefix:                6969
ARIN Region transit ASes present in the Internet Routing Table:    1952
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5058
Number of ARIN addresses announced to Internet:              1267408450
    Equivalent to 75 /8s, 139 /16s and 30 /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:                    285474
    Total RIPE prefixes after maximum aggregation:               131700
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           282104
    Unique aggregates announced from the RIPE address blocks:    168772
RIPE Region origin ASes present in the Internet Routing Table:    28845
    RIPE Prefixes per ASN:                                         9.78
RIPE Region origin ASes announcing only one prefix:               12083
RIPE Region transit ASes present in the Internet Routing Table:    3880
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12099
Number of RIPE addresses announced to Internet:               722303779
    Equivalent to 43 /8s, 13 /16s and 123 /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:                  138121
    Total LACNIC prefixes after maximum aggregation:              29049
    LACNIC Deaggregation factor:                                   4.75
Prefixes being announced from the LACNIC address blocks:         135812
    Unique aggregates announced from the LACNIC address blocks:   48574
LACNIC Region origin ASes present in the Internet Routing Table:  11174
    LACNIC Prefixes per ASN:                                      12.15
LACNIC Region origin ASes announcing only one prefix:              2123
LACNIC Region transit ASes present in the Internet Routing Table:  2478
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9085
Number of LACNIC addresses announced to Internet:             177591136
    Equivalent to 10 /8s, 149 /16s and 211 /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:                  36857
    Total AfriNIC prefixes after maximum aggregation:              6693
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         48216
    Unique aggregates announced from the AfriNIC address blocks:  14122
AfriNIC Region origin ASes present in the Internet Routing Table:  1908
    AfriNIC Prefixes per ASN:                                     25.27
AfriNIC Region origin ASes announcing only one prefix:              643
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1270
Number of AfriNIC addresses announced to Internet:            106023680
    Equivalent to 6 /8s, 81 /16s and 203 /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       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
  7545        5995        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4982       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4553        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3941       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3853        513     270  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3655       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3265       1871     101  VNPT-AS-VN VNPT Corp, VN
 24560        2783        829     542  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2211        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       10939      11919    3806  AMAZON-02, US
   174        7042       8759     854  COGENT-174, US
 11492        4660        310     547  CABLEONE, US
  7155        4170        288      86  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3423       3051     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3182      23669    1976  ATT-INTERNET4, US
 16625        2898       1266    2141  AKAMAI-AS, US
396982        2865       3654     419  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        9385       1259    1768  TTNET, TR
 12479        7647       1709     143  UNI2-AS, ES
 39891        4652        281      59  ALJAWWALSTC-AS, SA
 20940        3934       3396     141  AKAMAI-ASN1, NL
  9009        3702        319    1887  M247, RO
 12389        2952       2294     881  ROSTELECOM-AS, RU
 34984        2383        361     570  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
212238        1808        133    1343  CDNEXT, GB
  5384        1771        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11836       3254     604  UNINET, MX
 10620        3545        494     939  Telmex Colombia S.A., CO
 13999        2532        533     358  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1581       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1319        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1156        374     163  Axtel, S.A.B. de C.V., MX
 28202        1145         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 22884        1063         97     373  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
 24835        1637        593      29  RAYA-AS, EG
 37457        1631        308      33  Telkom-Internet, ZA
 24863        1618        389      16  LINKdotNET-AS, EG
 36992        1414       1519     283  ETISALAT-MISR, EG
 29571        1355         86      58  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         992        523      47  Vodafone-, EG
 20011         941        171     386  INTERNET-SOLUTIONS, ZA
 37069         587       1099      13  MOBINIL, EG
  6713         554       1861      35  IAM-AS, MA

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       11836       3254     604  UNINET, MX
 16509       10939      11919    3806  AMAZON-02, US
  9808       10082       8751      82  CHINAMOBILE-CN China Mobile Communication
 47331        9385       1259    1768  TTNET, TR
 12479        7647       1709     143  UNI2-AS, ES
   174        7042       8759     854  COGENT-174, US
  7545        5995        840     656  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4982       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4660        310     547  CABLEONE, US
 39891        4652        281      59  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       10082        10000  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9385         7617  TTNET, TR
 12479        7647         7504  UNI2-AS, ES
 16509       10939         7133  AMAZON-02, US
   174        7042         6188  COGENT-174, US
  7545        5995         5339  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4982         4908  ERX-CERNET-BKB China Education and Research Net
 39891        4652         4593  ALJAWWALSTC-AS, SA
 18403        4553         4530  FPT-AS-AP FPT Telecom Company, VN
 11492        4660         4113  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               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
     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:      6939  HURRICANE, US
23.139.88.0/24       Origin:    397244  RESERVED, ZZ
23.139.88.0/24      Transit:     33387  NOCIX, US
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      /11:91      /12:296     
/13:583     /14:1195    /15:2124    /16:13345   /17:8508    /18:14240   
/19:25234   /20:45882   /21:54655   /22:115794  /23:108886  /24:618721  
/25:670     /26:661     /27:1205    /28:301     /29:502     /30:498     
/31:322     /32:944     

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

   ASN  No of nets  Total ann.  Description
 47331        8475        9385  TTNET, TR
 12479        6701        7647  UNI2-AS, ES
  8151        5983       11836  UNINET, MX
 11492        3555        4660  CABLEONE, US
 39891        3412        4652  ALJAWWALSTC-AS, SA
  6327        3398        3603  SHAW, CA
  7155        3114        4170  VIASAT-SP-BACKBONE, US
 22773        2553        3423  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2226       10939  AMAZON-02, US
 30036        2188        2527  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2297      2:1655      3:508       4:24        5:4723      6:168    
   7:6         8:1608      9:1        11:172      12:1426     13:369    
  14:2476     15:331      16:264      17:360      18:902      20:451    
  21:4        22:188      23:7014     24:2694     25:2        27:2727   
  29:19       31:3003     32:63       34:74       35:145      36:2380   
  37:4605     38:10555    39:919      40:154      41:4639     42:2199   
  43:2490     44:337      45:19261    46:4771     47:301      49:2029   
  50:1869     51:579      52:1616     54:316      55:937      56:8      
  57:233      58:2267     59:1273     60:1145     61:2824     62:2924   
  63:1890     64:5475     65:2321     66:4765     67:3064     68:1349   
  69:4052     70:1152     71:577      72:2938     74:2839     75:1635   
  76:639      77:2649     78:4223     79:1690     80:2240     81:2200   
  82:1847     83:1407     84:1787     85:4031     86:972      87:2433   
  88:3228     89:4503     90:703      91:8398     92:2648     93:2838   
  94:3882     95:5525     96:1266     97:324      98:1077     99:740    
 100:73      101:1184    102:3881    103:32484   104:4448    105:2124   
 106:986     107:2416    108:1168    109:4085    110:2215    111:3332   
 112:2062    113:1798    114:1942    115:2211    116:2004    117:2722   
 118:2887    119:2005    120:1903    121:1435    122:2724    123:2176   
 124:1697    125:2868    126:64      128:1526    129:1016    130:1287   
 131:2059    132:932     133:446     134:1535    135:358     136:1275   
 137:1145    138:3271    139:1551    140:1481    141:1575    142:1842   
 143:1730    144:1025    145:402     146:2129    147:2052    148:2569   
 149:2913    150:1119    151:1381    152:2139    153:569     154:7330   
 155:1554    156:2620    157:1887    158:1209    159:2437    160:3368   
 161:1785    162:3586    163:1781    164:1992    165:2186    166:1331   
 167:1890    168:4406    169:815     170:5431    171:1026    172:3939   
 173:3151    174:910     175:1275    176:3610    177:6271    178:3693   
 179:2702    180:2534    181:4103    182:3324    183:2060    184:2282   
 185:21451   186:5650    187:5019    188:4450    189:4489    190:9904   
 191:2158    192:11287   193:9334    194:7717    195:5547    196:3392   
 197:3564    198:6109    199:8239    200:8756    201:6545    202:10778  
 203:10611   204:4677    205:3734    206:4666    207:3708    208:4257   
 209:5235    210:4877    211:2680    212:4604    213:3783    214:1072   
 215:48      216:6737    217:3115    218:1387    219:568     220:2072   
 221:1050    222:839     223:2291   

End of report


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