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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 29 22:43:11 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 29 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:                             1005660
    Prefixes after maximum aggregation (per Origin AS):          369368
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466075
Total ASes present in the Internet Routing Table:                 76212
    Prefixes per ASN:                                             13.20
Origin-only ASes present in the Internet Routing Table:           65429
Origin ASes announcing only one prefix:                           26111
Transit ASes present in the Internet Routing Table:               10783
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1055
    Number of instances of unregistered ASNs:                      1063
Number of 32-bit ASNs allocated by the RIRs:                      45266
Number of 32-bit ASNs visible in the Routing Table:               37034
Prefixes from 32-bit ASNs in the Routing Table:                  202844
Number of bogon 32-bit ASNs visible in the Routing Table:           100
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            643
Number of addresses announced to Internet:                   3037038020
    Equivalent to 181 /8s, 5 /16s and 133 /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:      341930

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

Prefixes being announced by APNIC Region ASes:                   259810
    Total APNIC prefixes after maximum aggregation:               75361
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251642
    Unique aggregates announced from the APNIC address blocks:   100850
APNIC Region origin ASes present in the Internet Routing Table:   14311
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4347
APNIC Region transit ASes present in the Internet Routing Table:   1902
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9746
Number of APNIC addresses announced to Internet:              762110528
    Equivalent to 45 /8s, 108 /16s and 226 /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:                    289186
    Total ARIN prefixes after maximum aggregation:               127140
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292894
    Unique aggregates announced from the ARIN address blocks:    134666
ARIN Region origin ASes present in the Internet Routing Table:    19181
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6950
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4990
Number of ARIN addresses announced to Internet:              1267102786
    Equivalent to 75 /8s, 134 /16s and 116 /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:                    282822
    Total RIPE prefixes after maximum aggregation:               130576
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278508
    Unique aggregates announced from the RIPE address blocks:    166365
RIPE Region origin ASes present in the Internet Routing Table:    28736
    RIPE Prefixes per ASN:                                         9.69
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3902
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:   11978
Number of RIPE addresses announced to Internet:               723903266
    Equivalent to 43 /8s, 37 /16s and 227 /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:                  136939
    Total LACNIC prefixes after maximum aggregation:              29095
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134918
    Unique aggregates announced from the LACNIC address blocks:   49434
LACNIC Region origin ASes present in the Internet Routing Table:  11167
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2482
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9072
Number of LACNIC addresses announced to Internet:             177458464
    Equivalent to 10 /8s, 147 /16s and 205 /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:                  35848
    Total AfriNIC prefixes after maximum aggregation:              6515
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         47054
    Unique aggregates announced from the AfriNIC address blocks:  14224
AfriNIC Region origin ASes present in the Internet Routing Table:  1884
    AfriNIC Prefixes per ASN:                                     24.98
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  354
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            106085120
    Equivalent to 6 /8s, 82 /16s and 187 /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        9900       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5700        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4296        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3939       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3257       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2790        826     482  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2207        434     196  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       10608      11794    3760  AMAZON-02, US
   174        5779       8779     901  COGENT-174, US
 11492        4628        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3432       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3235      54890    2487  DNIC-AS-00749, US
 16625        3130       1302    2171  AKAMAI-AS, US
  7018        2944      23674    1852  ATT-INTERNET4, US
396982        2793       3568     421  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        9282       1245    1874  TTNET, TR
 12479        7694       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3890       3396     142  AKAMAI-ASN1, NL
  9009        3670        313    1852  M247, RO
 12389        2936       2299     884  ROSTELECOM-AS, RU
 34984        2375        362     577  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1796        129    1324  CDNEXT, GB
  8551        1790        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12107       3308     612  UNINET, MX
 10620        3540        494     933  Telmex Colombia S.A., CO
 13999        2512        383     588  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1317        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1154        374     163  Axtel, S.A.B. de C.V., MX
 28202        1123         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1074        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     370  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        1610        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         955        523      48  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         543         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       12107       3308     612  UNINET, MX
 16509       10608      11794    3760  AMAZON-02, US
  9808        9900       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7694       1708     145  UNI2-AS, ES
   174        5779       8779     901  COGENT-174, US
  7545        5700        838     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       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        9900         9823  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7694         7549  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10608         6848  AMAZON-02, US
  7545        5700         5039  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024         4950  ERX-CERNET-BKB China Education and Research Net
   174        5779         4878  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4296         4273  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
     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      /11:93      /12:296     
/13:583     /14:1193    /15:2125    /16:13352   /17:8381    /18:14162   
/19:25261   /20:45371   /21:54118   /22:114707  /23:107546  /24:613393  
/25:653     /26:641     /27:1178    /28:293     /29:519     /30:500     
/31:346     /32:879     

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

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6753        7694  UNI2-AS, ES
  8151        6190       12107  UNINET, MX
 11492        3539        4628  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2564        3432  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2169        3540  Telmex Colombia S.A., CO
 30036        2167        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)
----------------------------------------------

   1:2326      2:1705      3:448       4:22        5:4758      6:162    
   7:6         8:1617      9:2        11:172      12:1433     13:355    
  14:2403     15:327      16:259      17:365      18:876      20:419    
  21:4        22:188      23:6915     24:3076     25:2        27:2683   
  29:19       31:2740     32:63       34:69       35:142      36:2376   
  37:4624     38:9753     39:920      40:150      41:4645     42:1994   
  43:2466     44:332      45:19043    46:4740     47:299      49:2010   
  50:1873     51:577      52:1609     54:317      55:959      56:8      
  57:224      58:2244     59:1275     60:1063     61:2949     62:2888   
  63:1889     64:5678     65:2324     66:4806     67:3090     68:1360   
  69:4076     70:1334     71:573      72:2937     74:2676     75:1599   
  76:625      77:2686     78:4207     79:1811     80:2237     81:2199   
  82:1738     83:1412     84:1758     85:4109     86:973      87:2336   
  88:3171     89:4398     90:693      91:8338     92:2459     93:2758   
  94:3845     95:5500     96:1274     97:326      98:1068     99:735    
 100:73      101:1172    102:3984    103:32521   104:4582    105:2120   
 106:992     107:2395    108:1173    109:4120    110:2150    111:3312   
 112:2079    113:1830    114:1870    115:2179    116:1996    117:2675   
 118:2882    119:2021    120:1834    121:1442    122:2717    123:2290   
 124:1674    125:2870    126:64      128:1470    129:1020    130:1254   
 131:2063    132:944     133:428     134:1517    135:353     136:1201   
 137:1111    138:3243    139:1537    140:1459    141:1466    142:1734   
 143:1774    144:1035    145:371     146:2158    147:2038    148:2550   
 149:2888    150:1077    151:1360    152:2132    153:571     154:6906   
 155:1442    156:2473    157:1833    158:1193    159:2440    160:3163   
 161:1728    162:3593    163:1762    164:1745    165:2188    166:1308   
 167:1888    168:4386    169:835     170:5483    171:1058    172:3944   
 173:3113    174:905     175:1258    176:3577    177:6290    178:3735   
 179:2661    180:2504    181:4011    182:3341    183:2024    184:2279   
 185:21324   186:5650    187:5028    188:4315    189:4584    190:9790   
 191:2086    192:11121   193:9292    194:7617    195:5502    196:3384   
 197:3101    198:6096    199:8083    200:8681    201:6621    202:10722  
 203:10585   204:4636    205:3742    206:4586    207:3708    208:4235   
 209:5176    210:4854    211:2668    212:4496    213:3803    214:1065   
 215:49      216:6831    217:3038    218:1423    219:574     220:2032   
 221:1049    222:871     223:2246   

End of report


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