[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 20 22:43:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 20 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:                             1007759
    Prefixes after maximum aggregation (per Origin AS):          370304
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466700
Total ASes present in the Internet Routing Table:                 76327
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65466
Origin ASes announcing only one prefix:                           26167
Transit ASes present in the Internet Routing Table:               10861
Transit-only ASes present in the Internet Routing Table:            533
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.7
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1055
    Number of instances of unregistered ASNs:                      1064
Number of 32-bit ASNs allocated by the RIRs:                      45396
Number of 32-bit ASNs visible in the Routing Table:               37153
Prefixes from 32-bit ASNs in the Routing Table:                  203074
Number of bogon 32-bit ASNs visible in the Routing Table:            94
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            577
Number of addresses announced to Internet:                   3037360068
    Equivalent to 181 /8s, 10 /16s and 111 /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:      342457

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

Prefixes being announced by APNIC Region ASes:                   260383
    Total APNIC prefixes after maximum aggregation:               75405
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252013
    Unique aggregates announced from the APNIC address blocks:   100749
APNIC Region origin ASes present in the Internet Routing Table:   14342
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4359
APNIC Region transit ASes present in the Internet Routing Table:   1907
Average APNIC Region AS path length visible:                        3.9
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9778
Number of APNIC addresses announced to Internet:              762472256
    Equivalent to 45 /8s, 114 /16s and 103 /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:                    289981
    Total ARIN prefixes after maximum aggregation:               127733
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293306
    Unique aggregates announced from the ARIN address blocks:    135154
ARIN Region origin ASes present in the Internet Routing Table:    19188
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                6953
ARIN Region transit ASes present in the Internet Routing Table:    1993
Average ARIN Region AS path length visible:                         3.3
    Max ARIN Region AS path length visible:                          27
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5015
Number of ARIN addresses announced to Internet:              1267398466
    Equivalent to 75 /8s, 138 /16s and 247 /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:                    283049
    Total RIPE prefixes after maximum aggregation:               130995
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279565
    Unique aggregates announced from the RIPE address blocks:    167348
RIPE Region origin ASes present in the Internet Routing Table:    28805
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    3933
Average RIPE Region AS path length visible:                         3.7
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12035
Number of RIPE addresses announced to Internet:               723565090
    Equivalent to 43 /8s, 32 /16s and 186 /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:                  137352
    Total LACNIC prefixes after maximum aggregation:              28971
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135230
    Unique aggregates announced from the LACNIC address blocks:   48642
LACNIC Region origin ASes present in the Internet Routing Table:  11170
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2133
LACNIC Region transit ASes present in the Internet Routing Table:  2491
Average LACNIC Region AS path length visible:                       4.0
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9073
Number of LACNIC addresses announced to Internet:             177779744
    Equivalent to 10 /8s, 152 /16s and 180 /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:                  35939
    Total AfriNIC prefixes after maximum aggregation:              6524
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         47067
    Unique aggregates announced from the AfriNIC address blocks:  14334
AfriNIC Region origin ASes present in the Internet Routing Table:  1887
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252
Number of AfriNIC addresses announced to Internet:            105842432
    Equivalent to 6 /8s, 79 /16s and 7 /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       10047       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5764        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4362        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3988       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3793        508     262  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3644       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2817        848     466  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        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       10722      11810    3762  AMAZON-02, US
   174        5813       8778     905  COGENT-174, US
 11492        4643        309     546  CABLEONE, US
  7155        4168        287      88  VIASAT-SP-BACKBONE, US
  6327        3602       1320      79  SHAW, CA
   749        3483      55081    2706  DNIC-AS-00749, US
 22773        3416       3051     188  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3106      23686    1946  ATT-INTERNET4, US
 16625        2880       1276    2144  AKAMAI-AS, US
396982        2830       3603     427  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        9333       1254    1817  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3878       3396     141  AKAMAI-ASN1, NL
  9009        3700        315    1885  M247, RO
 12389        2935       2295     887  ROSTELECOM-AS, RU
 34984        2374        360     576  TELLCOM-AS, TR
  8452        1890       1852      14  TE-AS TE-AS, EG
212238        1793        129    1328  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       11975       3272     592  UNINET, MX
 10620        3543        494     935  Telmex Colombia S.A., CO
 13999        2554        534     365  Mega Cable, S.A. de C.V., MX
 11830        2011        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 28202        1152         52       9  Rede Brasileira de Comunicacao SA, BR
  6503        1145        374     163  Axtel, S.A.B. de C.V., MX
  6147        1102        369      22  Telefonica del Peru S.A.A., PE
 22884        1067         98     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1622        593      29  RAYA-AS, EG
 24863        1609        389      16  LINKdotNET-AS, EG
 36992        1411       1519     282  ETISALAT-MISR, EG
 29571        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         975        523      48  Vodafone-, EG
 20011         561        142     266  INTERNET-SOLUTIONS, ZA
  6713         556       1861      35  IAM-AS, MA
 36914         537         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       11975       3272     592  UNINET, MX
 16509       10722      11810    3762  AMAZON-02, US
  9808       10047       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9333       1254    1817  TTNET, TR
 12479        7639       1708     145  UNI2-AS, ES
   174        5813       8778     905  COGENT-174, US
  7545        5764        840     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4643        309     546  CABLEONE, US
 39891        4602        278      58  ALJAWWALSTC-AS, SA

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

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

   ASN  No of nets  Net Savings  Description
  9808       10047         9976  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9333         7516  TTNET, TR
 12479        7639         7494  UNI2-AS, ES
 16509       10722         6960  AMAZON-02, US
  7545        5764         5104  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012         4938  ERX-CERNET-BKB China Education and Research Net
   174        5813         4908  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4362         4339  FPT-AS-AP FPT Telecom Company, VN
 11492        4643         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
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:      2386  INS-AS, US
23.141.0.0/24       Transit:      7018  ATT-INTERNET4, 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     
/13:583     /14:1193    /15:2130    /16:13335   /17:8386    /18:14158   
/19:25160   /20:45576   /21:54228   /22:114879  /23:107794  /24:614879  
/25:662     /26:641     /27:1180    /28:300     /29:518     /30:498     
/31:328     /32:873     

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

   ASN  No of nets  Total ann.  Description
 47331        8425        9333  TTNET, TR
 12479        6683        7639  UNI2-AS, ES
  8151        6102       11975  UNINET, MX
 11492        3553        4643  CABLEONE, US
  6327        3397        3602  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3112        4168  VIASAT-SP-BACKBONE, US
 22773        2548        3416  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2172        3543  Telmex Colombia S.A., CO
 30036        2169        2508  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2312      2:1642      3:474       4:24        5:4796      6:161    
   7:6         8:1610      9:1        11:172      12:1430     13:371    
  14:2424     15:328      16:259      17:363      18:887      20:419    
  21:4        22:188      23:6930     24:3076     25:2        27:2707   
  29:19       31:2807     32:63       34:69       35:143      36:2382   
  37:4653     38:9946     39:918      40:154      41:4661     42:2045   
  43:2475     44:334      45:19059    46:4724     47:300      49:2015   
  50:1892     51:582      52:1613     54:317      55:965      56:8      
  57:230      58:2254     59:1274     60:1076     61:2886     62:2888   
  63:1878     64:5653     65:2314     66:4797     67:3093     68:1350   
  69:4030     70:1320     71:580      72:2937     74:2817     75:1671   
  76:622      77:2707     78:4208     79:1656     80:2240     81:2184   
  82:1762     83:1416     84:1794     85:4059     86:1013     87:2371   
  88:3208     89:4466     90:681      91:8391     92:2514     93:2784   
  94:3877     95:5512     96:1277     97:325      98:1077     99:737    
 100:73      101:1184    102:3808    103:32451   104:4494    105:2128   
 106:996     107:2402    108:1176    109:4018    110:2158    111:3335   
 112:2078    113:1802    114:1907    115:2162    116:2000    117:2680   
 118:2875    119:2019    120:1906    121:1445    122:2718    123:2234   
 124:1694    125:2872    126:64      128:1470    129:1010    130:1272   
 131:2052    132:940     133:444     134:1516    135:352     136:1214   
 137:1115    138:3245    139:1522    140:1464    141:1453    142:1790   
 143:1758    144:1034    145:378     146:2141    147:2048    148:2572   
 149:2876    150:1071    151:1368    152:2136    153:572     154:6881   
 155:1509    156:2482    157:1856    158:1202    159:2452    160:3204   
 161:1743    162:3595    163:1769    164:2003    165:2187    166:1314   
 167:1869    168:4400    169:814     170:5446    171:1057    172:3942   
 173:3129    174:906     175:1255    176:3593    177:6273    178:3741   
 179:2678    180:2484    181:4012    182:3327    183:2065    184:2270   
 185:21407   186:5637    187:5035    188:4395    189:4575    190:9856   
 191:2102    192:11135   193:9311    194:7669    195:5558    196:3375   
 197:3170    198:6087    199:8165    200:8774    201:6606    202:10757  
 203:10573   204:4658    205:3718    206:4573    207:3726    208:4211   
 209:5218    210:4866    211:2673    212:4556    213:3791    214:1069   
 215:62      216:6755    217:3002    218:1417    219:566     220:2045   
 221:1050    222:880     223:2247   

End of report


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