[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 13 22:41:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 13 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:                             1005963
    Prefixes after maximum aggregation (per Origin AS):          369748
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466148
Total ASes present in the Internet Routing Table:                 76332
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65473
Origin ASes announcing only one prefix:                           26155
Transit ASes present in the Internet Routing Table:               10859
Transit-only ASes present in the Internet Routing Table:            551
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.8
    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:                      45344
Number of 32-bit ASNs visible in the Routing Table:               37134
Prefixes from 32-bit ASNs in the Routing Table:                  203176
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:            607
Number of addresses announced to Internet:                   3036984260
    Equivalent to 181 /8s, 4 /16s and 179 /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:      342001

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

Prefixes being announced by APNIC Region ASes:                   259647
    Total APNIC prefixes after maximum aggregation:               75410
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251331
    Unique aggregates announced from the APNIC address blocks:   100730
APNIC Region origin ASes present in the Internet Routing Table:   14329
    APNIC Prefixes per ASN:                                       17.54
APNIC Region origin ASes announcing only one prefix:               4351
APNIC Region transit ASes present in the Internet Routing Table:   1922
Average APNIC Region AS path length visible:                        4.0
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9767
Number of APNIC addresses announced to Internet:              762215744
    Equivalent to 45 /8s, 110 /16s and 125 /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:                    289449
    Total ARIN prefixes after maximum aggregation:               127645
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293021
    Unique aggregates announced from the ARIN address blocks:    134945
ARIN Region origin ASes present in the Internet Routing Table:    19187
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    1964
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5012
Number of ARIN addresses announced to Internet:              1267223618
    Equivalent to 75 /8s, 136 /16s and 76 /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:                    282537
    Total RIPE prefixes after maximum aggregation:               130883
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278674
    Unique aggregates announced from the RIPE address blocks:    167030
RIPE Region origin ASes present in the Internet Routing Table:    28804
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12079
RIPE Region transit ASes present in the Internet Routing Table:    3926
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12032
Number of RIPE addresses announced to Internet:               723513378
    Equivalent to 43 /8s, 31 /16s and 240 /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:                  137479
    Total LACNIC prefixes after maximum aggregation:              28616
    LACNIC Deaggregation factor:                                   4.80
Prefixes being announced from the LACNIC address blocks:         135413
    Unique aggregates announced from the LACNIC address blocks:   48587
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2133
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.0
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9075
Number of LACNIC addresses announced to Internet:             177809440
    Equivalent to 10 /8s, 153 /16s and 40 /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:                  35784
    Total AfriNIC prefixes after maximum aggregation:              6514
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         46916
    Unique aggregates announced from the AfriNIC address blocks:  14364
AfriNIC Region origin ASes present in the Internet Routing Table:  1882
    AfriNIC Prefixes per ASN:                                     24.93
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            105856768
    Equivalent to 6 /8s, 79 /16s and 63 /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        5709        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4306        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3977       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        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2809        843     466  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        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       10715      11807    3743  AMAZON-02, US
   174        5912       8780     904  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        3430       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3087      23684    1929  ATT-INTERNET4, US
 16625        2893       1288    2154  AKAMAI-AS, US
396982        2814       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        7638       1708     145  UNI2-AS, ES
 39891        4466        269      55  ALJAWWALSTC-AS, SA
 20940        3882       3396     141  AKAMAI-ASN1, NL
  9009        3685        314    1865  M247, RO
 12389        2938       2295     888  ROSTELECOM-AS, RU
 34984        2377        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        3533        493     962  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        1581       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        776     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11664        1176        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
  6147        1103        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        1611        593      29  RAYA-AS, EG
 24863        1598        389      18  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         953        523      48  Vodafone-, EG
 20011         562        142     269  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         546         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       10715      11807    3743  AMAZON-02, US
  9808        9941       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9312       1251    1840  TTNET, TR
 12479        7638       1708     145  UNI2-AS, ES
   174        5912       8780     904  COGENT-174, US
  7545        5709        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5009       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        7638         7493  UNI2-AS, ES
 47331        9312         7472  TTNET, TR
 16509       10715         6972  AMAZON-02, US
  7545        5709         5049  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5912         5008  COGENT-174, US
  4538        5009         4935  ERX-CERNET-BKB China Education and Research Net
 39891        4466         4411  ALJAWWALSTC-AS, SA
 18403        4306         4283  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    /16:13339   /17:8392    /18:14148   
/19:25157   /20:45457   /21:54122   /22:114760  /23:107577  /24:613613  
/25:658     /26:646     /27:1189    /28:303     /29:520     /30:504     
/31:333     /32:883     

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

   ASN  No of nets  Total ann.  Description
 47331        8404        9312  TTNET, TR
 12479        6693        7638  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        3430  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2164        3533  Telmex Colombia S.A., CO
 16509        2163       10715  AMAZON-02, US

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

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

   1:2310      2:1639      3:469       4:23        5:4798      6:161    
   7:6         8:1611      9:2        11:172      12:1433     13:375    
  14:2412     15:328      16:259      17:362      18:884      20:419    
  21:4        22:188      23:6900     24:3075     25:2        27:2703   
  29:19       31:2795     32:63       34:69       35:142      36:2382   
  37:4621     38:9884     39:918      40:154      41:4643     42:1987   
  43:2476     44:333      45:19107    46:4698     47:300      49:1996   
  50:1893     51:575      52:1613     54:316      55:956      56:8      
  57:226      58:2253     59:1275     60:1065     61:2868     62:2881   
  63:1878     64:5654     65:2315     66:4802     67:3098     68:1358   
  69:4044     70:1331     71:578      72:2937     74:2699     75:1606   
  76:623      77:2689     78:4204     79:1606     80:2219     81:2193   
  82:1755     83:1414     84:1794     85:4103     86:1004     87:2358   
  88:3197     89:4440     90:683      91:8370     92:2506     93:2783   
  94:3860     95:5504     96:1275     97:325      98:1075     99:737    
 100:73      101:1178    102:3804    103:32481   104:4421    105:2128   
 106:993     107:2402    108:1174    109:3997    110:2144    111:3310   
 112:2078    113:1831    114:1903    115:2161    116:1997    117:2683   
 118:2879    119:2012    120:1840    121:1441    122:2721    123:2227   
 124:1688    125:2862    126:64      128:1500    129:1013    130:1260   
 131:2055    132:944     133:428     134:1517    135:352     136:1210   
 137:1117    138:3253    139:1526    140:1458    141:1458    142:1779   
 143:1756    144:1030    145:371     146:2142    147:2041    148:2575   
 149:2874    150:1072    151:1371    152:2134    153:572     154:6892   
 155:1446    156:2468    157:1843    158:1190    159:2446    160:3193   
 161:1725    162:3587    163:1773    164:1756    165:2191    166:1315   
 167:1885    168:4396    169:833     170:5468    171:1053    172:3944   
 173:3120    174:905     175:1256    176:3605    177:6332    178:3746   
 179:2667    180:2497    181:4014    182:3327    183:2044    184:2273   
 185:21380   186:5670    187:5012    188:4327    189:4516    190:9878   
 191:2110    192:11127   193:9305    194:7652    195:5553    196:3398   
 197:3185    198:6092    199:8148    200:8743    201:6632    202:10738  
 203:10569   204:4656    205:3719    206:4576    207:3709    208:4216   
 209:5212    210:4838    211:2671    212:4523    213:3795    214:1062   
 215:63      216:6806    217:2992    218:1417    219:557     220:2037   
 221:1049    222:876     223:2246   

End of report


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