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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 30 22:43:39 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 30 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:                             1005657
    Prefixes after maximum aggregation (per Origin AS):          369825
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466533
Total ASes present in the Internet Routing Table:                 76258
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65410
Origin ASes announcing only one prefix:                           26156
Transit ASes present in the Internet Routing Table:               10848
Transit-only ASes present in the Internet Routing Table:            536
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:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1050
    Number of instances of unregistered ASNs:                      1059
Number of 32-bit ASNs allocated by the RIRs:                      45268
Number of 32-bit ASNs visible in the Routing Table:               37063
Prefixes from 32-bit ASNs in the Routing Table:                  202940
Number of bogon 32-bit ASNs visible in the Routing Table:           104
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            648
Number of addresses announced to Internet:                   3036941764
    Equivalent to 181 /8s, 4 /16s and 13 /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:      341909

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

Prefixes being announced by APNIC Region ASes:                   259886
    Total APNIC prefixes after maximum aggregation:               75395
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          251668
    Unique aggregates announced from the APNIC address blocks:   100839
APNIC Region origin ASes present in the Internet Routing Table:   14338
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               4347
APNIC Region transit ASes present in the Internet Routing Table:   1907
Average APNIC Region AS path length visible:                        3.8
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9756
Number of APNIC addresses announced to Internet:              762250560
    Equivalent to 45 /8s, 111 /16s and 5 /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:                    289189
    Total ARIN prefixes after maximum aggregation:               127531
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292922
    Unique aggregates announced from the ARIN address blocks:    134697
ARIN Region origin ASes present in the Internet Routing Table:    19177
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6954
ARIN Region transit ASes present in the Internet Routing Table:    1977
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:    4990
Number of ARIN addresses announced to Internet:              1267119682
    Equivalent to 75 /8s, 134 /16s and 182 /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:                    282708
    Total RIPE prefixes after maximum aggregation:               130566
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           278493
    Unique aggregates announced from the RIPE address blocks:    166401
RIPE Region origin ASes present in the Internet Routing Table:    28767
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12063
RIPE Region transit ASes present in the Internet Routing Table:    3933
Average RIPE Region AS path length visible:                         3.6
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12002
Number of RIPE addresses announced to Internet:               723899938
    Equivalent to 43 /8s, 37 /16s and 214 /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:                  137013
    Total LACNIC prefixes after maximum aggregation:              29145
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135001
    Unique aggregates announced from the LACNIC address blocks:   49839
LACNIC Region origin ASes present in the Internet Routing Table:  11163
    LACNIC Prefixes per ASN:                                      12.09
LACNIC Region origin ASes announcing only one prefix:              2157
LACNIC Region transit ASes present in the Internet Routing Table:  2484
Average LACNIC Region AS path length visible:                       4.0
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9068
Number of LACNIC addresses announced to Internet:             177276960
    Equivalent to 10 /8s, 145 /16s and 8 /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:                  35811
    Total AfriNIC prefixes after maximum aggregation:              6513
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46924
    Unique aggregates announced from the AfriNIC address blocks:  14224
AfriNIC Region origin ASes present in the Internet Routing Table:  1883
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              635
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.2
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            106016768
    Equivalent to 6 /8s, 81 /16s and 176 /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        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5697        837     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4294        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        2789        826     482  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       10636      11800    3756  AMAZON-02, US
   174        5759       8779     906  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3431       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3244      54889    2496  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        3896       3396     142  AKAMAI-ASN1, NL
  9009        3670        312    1856  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        1794        128    1322  CDNEXT, GB
  8551        1791        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       12097       3298     619  UNINET, MX
 10620        3540        494     933  Telmex Colombia S.A., CO
 13999        2515        353     675  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        1318        774     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         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
 37342         516         32       1  MOVITEL, MZ
 15399         510         56      57  WANANCHI-, 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       12097       3298     619  UNINET, MX
 16509       10636      11800    3756  AMAZON-02, US
  9808        9901       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7694       1708     145  UNI2-AS, ES
   174        5759       8779     906  COGENT-174, US
  7545        5697        837     658  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        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        9901         9824  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7694         7549  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10636         6880  AMAZON-02, US
  7545        5697         5039  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5016         4942  ERX-CERNET-BKB China Education and Research Net
   174        5759         4853  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4294         4271  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4082  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:      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      /11:93      /12:296     
/13:582     /14:1193    /15:2126    /16:13350   /17:8374    /18:14159   
/19:25250   /20:45372   /21:54144   /22:114746  /23:107593  /24:613281  
/25:656     /26:645     /27:1184    /28:296     /29:519     /30:503     
/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       12097  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2563        3431  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      2:1711      3:451       4:22        5:4760      6:162    
   7:6         8:1616      9:2        11:172      12:1433     13:362    
  14:2404     15:327      16:259      17:365      18:874      20:419    
  21:4        22:188      23:6914     24:3077     25:2        27:2684   
  29:19       31:2750     32:63       34:69       35:142      36:2377   
  37:4631     38:9750     39:920      40:150      41:4625     42:1996   
  43:2467     44:332      45:19047    46:4736     47:299      49:2011   
  50:1878     51:577      52:1611     54:318      55:954      56:8      
  57:224      58:2242     59:1275     60:1063     61:2949     62:2885   
  63:1890     64:5676     65:2326     66:4787     67:3089     68:1359   
  69:4058     70:1335     71:573      72:2937     74:2675     75:1601   
  76:625      77:2687     78:4202     79:1815     80:2237     81:2190   
  82:1740     83:1411     84:1763     85:4107     86:973      87:2349   
  88:3172     89:4396     90:693      91:8343     92:2455     93:2758   
  94:3847     95:5499     96:1278     97:325      98:1069     99:735    
 100:73      101:1178    102:3980    103:32550   104:4581    105:2120   
 106:992     107:2400    108:1175    109:4109    110:2149    111:3312   
 112:2075    113:1825    114:1876    115:2180    116:1995    117:2677   
 118:2878    119:2015    120:1834    121:1442    122:2717    123:2252   
 124:1674    125:2870    126:64      128:1471    129:1020    130:1251   
 131:2071    132:942     133:428     134:1520    135:353     136:1197   
 137:1116    138:3239    139:1539    140:1460    141:1460    142:1732   
 143:1770    144:1036    145:371     146:2157    147:2037    148:2570   
 149:2888    150:1077    151:1359    152:2132    153:571     154:6826   
 155:1436    156:2473    157:1840    158:1184    159:2438    160:3163   
 161:1728    162:3580    163:1760    164:1744    165:2189    166:1309   
 167:1889    168:4377    169:835     170:5475    171:1058    172:3939   
 173:3115    174:905     175:1259    176:3578    177:6305    178:3734   
 179:2656    180:2505    181:4009    182:3338    183:2026    184:2279   
 185:21327   186:5630    187:5022    188:4305    189:4596    190:9789   
 191:2093    192:11119   193:9300    194:7626    195:5503    196:3393   
 197:3066    198:6098    199:8110    200:8701    201:6629    202:10761  
 203:10582   204:4637    205:3726    206:4585    207:3706    208:4237   
 209:5176    210:4851    211:2663    212:4496    213:3802    214:1064   
 215:49      216:6827    217:3038    218:1424    219:551     220:2035   
 221:1049    222:873     223:2247   

End of report


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