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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 15 22:41:33 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 15 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:                             1006078
    Prefixes after maximum aggregation (per Origin AS):          369755
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466127
Total ASes present in the Internet Routing Table:                 76326
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65382
Origin ASes announcing only one prefix:                           26158
Transit ASes present in the Internet Routing Table:               10944
Transit-only ASes present in the Internet Routing Table:            548
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:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1067
    Number of instances of unregistered ASNs:                      1075
Number of 32-bit ASNs allocated by the RIRs:                      45383
Number of 32-bit ASNs visible in the Routing Table:               37127
Prefixes from 32-bit ASNs in the Routing Table:                  203118
Number of bogon 32-bit ASNs visible in the Routing Table:            92
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            606
Number of addresses announced to Internet:                   3036934596
    Equivalent to 181 /8s, 3 /16s and 241 /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:      342079

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

Prefixes being announced by APNIC Region ASes:                   259671
    Total APNIC prefixes after maximum aggregation:               75419
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251378
    Unique aggregates announced from the APNIC address blocks:   100769
APNIC Region origin ASes present in the Internet Routing Table:   14333
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4354
APNIC Region transit ASes present in the Internet Routing Table:   1923
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9769
Number of APNIC addresses announced to Internet:              762224192
    Equivalent to 45 /8s, 110 /16s and 158 /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:                    289438
    Total ARIN prefixes after maximum aggregation:               127674
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292957
    Unique aggregates announced from the ARIN address blocks:    134859
ARIN Region origin ASes present in the Internet Routing Table:    19193
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1959
Average ARIN Region AS path length visible:                         3.6
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5018
Number of ARIN addresses announced to Internet:              1267191874
    Equivalent to 75 /8s, 135 /16s and 208 /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:                    282578
    Total RIPE prefixes after maximum aggregation:               130864
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278758
    Unique aggregates announced from the RIPE address blocks:    167028
RIPE Region origin ASes present in the Internet Routing Table:    28799
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    4010
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12024
Number of RIPE addresses announced to Internet:               723495970
    Equivalent to 43 /8s, 31 /16s and 172 /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:                  137504
    Total LACNIC prefixes after maximum aggregation:              28600
    LACNIC Deaggregation factor:                                   4.81
Prefixes being announced from the LACNIC address blocks:         135430
    Unique aggregates announced from the LACNIC address blocks:   48613
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:              2137
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.1
    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:             177800992
    Equivalent to 10 /8s, 153 /16s and 7 /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:                  35820
    Total AfriNIC prefixes after maximum aggregation:              6518
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46948
    Unique aggregates announced from the AfriNIC address blocks:  14366
AfriNIC Region origin ASes present in the Internet Routing Table:  1879
    AfriNIC Prefixes per ASN:                                     24.99
AfriNIC Region origin ASes announcing only one prefix:              627
AfriNIC Region transit ASes present in the Internet Routing Table:  361
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1246
Number of AfriNIC addresses announced to Internet:            105857024
    Equivalent to 6 /8s, 79 /16s and 64 /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        9941       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5707        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4328        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3984       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3617       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3260       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2809        843     466  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2206        434     195  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       10714      11805    3740  AMAZON-02, US
   174        5895       8780     911  COGENT-174, US
 11492        4642        308     545  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3485      55081    2708  DNIC-AS-00749, US
 22773        3431       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3083      23684    1929  ATT-INTERNET4, US
 16625        2893       1288    2154  AKAMAI-AS, US
396982        2815       3570     432  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        9312       1251    1840  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3685        313    1865  M247, RO
 12389        2936       2295     887  ROSTELECOM-AS, RU
 34984        2376        362     579  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1814        130    1336  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       11962       3268     595  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2552        534     364  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        780     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11664        1172        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
  6147        1100        369      22  Telefonica del Peru S.A.A., PE

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        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1336         85      65  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         954        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         555       1861      35  IAM-AS, MA
 36914         538         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       11962       3268     595  UNINET, MX
 16509       10714      11805    3740  AMAZON-02, US
  9808        9941       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9312       1251    1840  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
   174        5895       8780     911  COGENT-174, US
  7545        5707        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5011       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4642        308     545  CABLEONE, US
 39891        4466        269      55  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        9941         9864  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7639         7494  UNI2-AS, ES
 47331        9312         7472  TTNET, TR
 16509       10714         6974  AMAZON-02, US
  7545        5707         5047  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5895         4984  COGENT-174, US
  4538        5011         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4328         4305  FPT-AS-AP FPT Telecom Company, VN
 11492        4642         4097  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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
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      /10:37      /11:92      /12:296     
/13:582     /14:1191    /15:2131    /16:13334   /17:8395    /18:14147   
/19:25167   /20:45444   /21:54122   /22:114735  /23:107574  /24:613751  
/25:660     /26:649     /27:1187    /28:304     /29:520     /30:504     
/31:333     /32:890     

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

   ASN  No of nets  Total ann.  Description
 47331        8404        9312  TTNET, TR
 12479        6694        7639  UNI2-AS, ES
  8151        6091       11962  UNINET, MX
 11492        3553        4642  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3356        4466  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2566        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 16509        2164       10714  AMAZON-02, US

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

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

   1:2316      2:1638      3:470       4:23        5:4798      6:161    
   7:6         8:1611      9:2        11:172      12:1432     13:374    
  14:2411     15:328      16:259      17:362      18:885      20:419    
  21:4        22:188      23:6910     24:3075     25:2        27:2704   
  29:19       31:2797     32:63       34:69       35:142      36:2383   
  37:4622     38:9895     39:918      40:154      41:4651     42:2000   
  43:2474     44:334      45:19080    46:4698     47:300      49:1993   
  50:1894     51:582      52:1613     54:316      55:956      56:8      
  57:226      58:2254     59:1274     60:1065     61:2869     62:2883   
  63:1877     64:5652     65:2315     66:4803     67:3099     68:1359   
  69:4044     70:1331     71:575      72:2936     74:2695     75:1608   
  76:623      77:2688     78:4205     79:1632     80:2216     81:2196   
  82:1756     83:1422     84:1795     85:4104     86:1006     87:2358   
  88:3197     89:4432     90:684      91:8379     92:2507     93:2782   
  94:3861     95:5503     96:1275     97:325      98:1076     99:737    
 100:73      101:1177    102:3807    103:32483   104:4422    105:2128   
 106:993     107:2402    108:1174    109:4006    110:2143    111:3312   
 112:2077    113:1827    114:1902    115:2156    116:1999    117:2683   
 118:2879    119:2013    120:1840    121:1439    122:2723    123:2227   
 124:1688    125:2862    126:64      128:1495    129:1012    130:1262   
 131:2056    132:944     133:428     134:1518    135:352     136:1211   
 137:1123    138:3237    139:1528    140:1460    141:1460    142:1778   
 143:1760    144:1029    145:371     146:2144    147:2042    148:2573   
 149:2869    150:1072    151:1371    152:2134    153:572     154:6888   
 155:1444    156:2464    157:1852    158:1189    159:2445    160:3201   
 161:1733    162:3588    163:1774    164:1756    165:2191    166:1315   
 167:1868    168:4406    169:804     170:5481    171:1053    172:3942   
 173:3121    174:905     175:1259    176:3606    177:6354    178:3745   
 179:2691    180:2497    181:4015    182:3321    183:2045    184:2274   
 185:21371   186:5699    187:5030    188:4328    189:4520    190:9864   
 191:2101    192:11129   193:9307    194:7646    195:5547    196:3401   
 197:3183    198:6094    199:8153    200:8796    201:6618    202:10741  
 203:10578   204:4655    205:3731    206:4574    207:3708    208:4219   
 209:5206    210:4837    211:2671    212:4525    213:3795    214:1064   
 215:63      216:6754    217:3001    218:1416    219:557     220:2037   
 221:1049    222:876     223:2245   

End of report


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