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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 21 22:41:45 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 21 Aug, 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:                             1004414
    Prefixes after maximum aggregation (per Origin AS):          368825
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      465207
Total ASes present in the Internet Routing Table:                 76274
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65208
Origin ASes announcing only one prefix:                           26144
Transit ASes present in the Internet Routing Table:               11066
Transit-only ASes present in the Internet Routing Table:            557
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:                                     203
    Max AS path prepend of ASN (214727)                             200
Prefixes from unregistered ASNs in the Routing Table:              1099
    Number of instances of unregistered ASNs:                      1108
Number of 32-bit ASNs allocated by the RIRs:                      45204
Number of 32-bit ASNs visible in the Routing Table:               37009
Prefixes from 32-bit ASNs in the Routing Table:                  202256
Number of bogon 32-bit ASNs visible in the Routing Table:           103
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            692
Number of addresses announced to Internet:                   3037039812
    Equivalent to 181 /8s, 5 /16s and 140 /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:      341211

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

Prefixes being announced by APNIC Region ASes:                   259779
    Total APNIC prefixes after maximum aggregation:               75169
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251638
    Unique aggregates announced from the APNIC address blocks:   102112
APNIC Region origin ASes present in the Internet Routing Table:   14318
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4341
APNIC Region transit ASes present in the Internet Routing Table:   1940
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9743
Number of APNIC addresses announced to Internet:              762335040
    Equivalent to 45 /8s, 112 /16s and 79 /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:                    288657
    Total ARIN prefixes after maximum aggregation:               127445
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292449
    Unique aggregates announced from the ARIN address blocks:    134485
ARIN Region origin ASes present in the Internet Routing Table:    19170
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    1970
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4982
Number of ARIN addresses announced to Internet:              1266720578
    Equivalent to 75 /8s, 128 /16s and 159 /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:                    282535
    Total RIPE prefixes after maximum aggregation:               130473
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278140
    Unique aggregates announced from the RIPE address blocks:    166254
RIPE Region origin ASes present in the Internet Routing Table:    28767
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    4052
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                         203
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11982
Number of RIPE addresses announced to Internet:               723022114
    Equivalent to 43 /8s, 24 /16s and 113 /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:                  136634
    Total LACNIC prefixes after maximum aggregation:              28533
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         134623
    Unique aggregates announced from the LACNIC address blocks:   47443
LACNIC Region origin ASes present in the Internet Routing Table:  11163
    LACNIC Prefixes per ASN:                                      12.06
LACNIC Region origin ASes announcing only one prefix:              2129
LACNIC Region transit ASes present in the Internet Routing Table:  2516
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9062
Number of LACNIC addresses announced to Internet:             178478624
    Equivalent to 10 /8s, 163 /16s and 94 /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:                  35710
    Total AfriNIC prefixes after maximum aggregation:              6498
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46871
    Unique aggregates announced from the AfriNIC address blocks:  14341
AfriNIC Region origin ASes present in the Internet Routing Table:  1879
    AfriNIC Prefixes per ASN:                                     24.94
AfriNIC Region origin ASes announcing only one prefix:              636
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1240
Number of AfriNIC addresses announced to Internet:            106025728
    Equivalent to 6 /8s, 81 /16s and 211 /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        9902       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5698        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4937       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4293        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3946       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3787        508     259  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3638       1043      69  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3247       1841     102  VNPT-AS-VN VNPT Corp, VN
 24560        2802        843     474  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2202        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       10533      11778    3752  AMAZON-02, US
   174        5737       8782     905  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4167        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3431       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54897    2506  DNIC-AS-00749, US
 16625        3130       1303    2178  AKAMAI-AS, US
  7018        2969      23676    1867  ATT-INTERNET4, US
396982        2784       3567     418  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        9281       1245    1874  TTNET, TR
 12479        7695       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3898       3396     144  AKAMAI-ASN1, NL
  9009        3674        313    1862  M247, RO
 12389        2933       2301     884  ROSTELECOM-AS, RU
 34984        2372        362     577  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1781        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1750        125    1282  CDNEXT, GB

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12090       3308     609  UNINET, MX
 10620        3536        493     930  Telmex Colombia S.A., CO
 13999        2543        629      22  Mega Cable, S.A. de C.V., MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1069         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1057       2503      53  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24863        1610        389      16  LINKdotNET-AS, EG
 24835        1553        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1329         84      73  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         546         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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       12090       3308     609  UNINET, MX
 16509       10533      11778    3752  AMAZON-02, US
  9808        9902       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9281       1245    1874  TTNET, TR
 12479        7695       1708     145  UNI2-AS, ES
   174        5737       8782     905  COGENT-174, US
  7545        5698        841     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4937       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4628        308     547  CABLEONE, US
 39891        4539        273      57  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        9902         9825  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7695         7550  UNI2-AS, ES
 47331        9281         7407  TTNET, TR
 16509       10533         6781  AMAZON-02, US
  7545        5698         5040  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4937         4863  ERX-CERNET-BKB China Education and Research Net
   174        5737         4832  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4293         4270  FPT-AS-AP FPT Telecom Company, VN
 11492        4628         4081  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
     65555  UNALLOCATED  5.59.77.0/24            203068  BANDALIBRE-AS Bandalibr
     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

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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:       174  COGENT-174, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:      6461  ZAYO-6461, 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

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      /11:93      /12:295     
/13:584     /14:1194    /15:2126    /16:13337   /17:8378    /18:14127   
/19:25237   /20:45322   /21:54042   /22:114673  /23:107586  /24:612345  
/25:659     /26:636     /27:1176    /28:296     /29:520     /30:501     
/31:350     /32:867     

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

   ASN  No of nets  Total ann.  Description
 47331        8380        9281  TTNET, TR
 12479        6778        7695  UNI2-AS, ES
  8151        6168       12090  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3111        4167  VIASAT-SP-BACKBONE, US
 22773        2568        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2165        3536  Telmex Colombia S.A., CO
 30036        2164        2505  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2310      2:1691      3:434       4:22        5:4749      6:161    
   7:6         8:1618      9:2        11:172      12:1434     13:362    
  14:2397     15:327      16:259      17:365      18:865      20:415    
  21:4        22:188      23:6901     24:3083     25:2        27:2636   
  29:19       31:2743     32:63       34:69       35:142      36:2371   
  37:4625     38:9635     39:919      40:150      41:4640     42:2013   
  43:2472     44:333      45:19066    46:4701     47:300      49:2036   
  50:1869     51:582      52:1607     54:318      55:951      56:8      
  57:223      58:2248     59:1279     60:1061     61:2940     62:2889   
  63:1889     64:5674     65:2325     66:4799     67:3082     68:1359   
  69:4082     70:1341     71:567      72:2931     74:2684     75:1598   
  76:620      77:2659     78:4204     79:1810     80:2219     81:2200   
  82:1730     83:1403     84:1729     85:4107     86:975      87:2333   
  88:3179     89:4378     90:689      91:8342     92:2445     93:2733   
  94:3838     95:5437     96:1275     97:325      98:1055     99:733    
 100:73      101:1181    102:3970    103:32545   104:4572    105:2100   
 106:995     107:2400    108:1176    109:4128    110:2146    111:3308   
 112:2078    113:1829    114:1867    115:2191    116:1998    117:2678   
 118:2866    119:2014    120:1832    121:1433    122:2713    123:2331   
 124:1670    125:2869    126:64      128:1477    129:1022    130:1239   
 131:2049    132:936     133:428     134:1481    135:350     136:1146   
 137:1122    138:3231    139:1543    140:1452    141:1463    142:1708   
 143:1744    144:1026    145:369     146:2160    147:2032    148:2564   
 149:2887    150:1073    151:1359    152:2145    153:570     154:6931   
 155:1435    156:2447    157:1828    158:1189    159:2452    160:3138   
 161:1716    162:3582    163:1764    164:1745    165:2192    166:1286   
 167:1881    168:4372    169:839     170:5445    171:1057    172:3940   
 173:3119    174:902     175:1264    176:3604    177:6131    178:3777   
 179:2623    180:2504    181:3963    182:3341    183:2000    184:2282   
 185:21298   186:5624    187:5029    188:4314    189:4497    190:9776   
 191:2069    192:11138   193:9288    194:7600    195:5482    196:3398   
 197:3106    198:6102    199:8087    200:8726    201:6618    202:10755  
 203:10620   204:4621    205:3724    206:4581    207:3709    208:4231   
 209:5167    210:4853    211:2660    212:4513    213:3809    214:1062   
 215:48      216:6820    217:3027    218:1422    219:603     220:2033   
 221:1049    222:868     223:2242   

End of report


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