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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 23 22:41:28 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 23 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:                             1007404
    Prefixes after maximum aggregation (per Origin AS):          370426
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466932
Total ASes present in the Internet Routing Table:                 76360
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65407
Origin ASes announcing only one prefix:                           26191
Transit ASes present in the Internet Routing Table:               10953
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:       4.1
    Max AS path length visible:                                     106
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1042
    Number of instances of unregistered ASNs:                      1061
Number of 32-bit ASNs allocated by the RIRs:                      45413
Number of 32-bit ASNs visible in the Routing Table:               37181
Prefixes from 32-bit ASNs in the Routing Table:                  203235
Number of bogon 32-bit ASNs visible in the Routing Table:           114
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            577
Number of addresses announced to Internet:                   3037455044
    Equivalent to 181 /8s, 11 /16s and 226 /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:      342203

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

Prefixes being announced by APNIC Region ASes:                   260530
    Total APNIC prefixes after maximum aggregation:               75443
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          252164
    Unique aggregates announced from the APNIC address blocks:   100815
APNIC Region origin ASes present in the Internet Routing Table:   14356
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4364
APNIC Region transit ASes present in the Internet Routing Table:   1921
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9793
Number of APNIC addresses announced to Internet:              762458688
    Equivalent to 45 /8s, 114 /16s and 50 /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:                    289571
    Total ARIN prefixes after maximum aggregation:               127743
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           293004
    Unique aggregates announced from the ARIN address blocks:    135190
ARIN Region origin ASes present in the Internet Routing Table:    19203
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6960
ARIN Region transit ASes present in the Internet Routing Table:    2010
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          31
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5029
Number of ARIN addresses announced to Internet:              1267437378
    Equivalent to 75 /8s, 139 /16s and 143 /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:                    283190
    Total RIPE prefixes after maximum aggregation:               130983
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279441
    Unique aggregates announced from the RIPE address blocks:    167438
RIPE Region origin ASes present in the Internet Routing Table:    28817
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12095
RIPE Region transit ASes present in the Internet Routing Table:    3942
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12039
Number of RIPE addresses announced to Internet:               723579170
    Equivalent to 43 /8s, 32 /16s and 241 /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:                  137151
    Total LACNIC prefixes after maximum aggregation:              29043
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135157
    Unique aggregates announced from the LACNIC address blocks:   48664
LACNIC Region origin ASes present in the Internet Routing Table:  11167
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2133
LACNIC Region transit ASes present in the Internet Routing Table:  2526
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                       106
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9068
Number of LACNIC addresses announced to Internet:             177742880
    Equivalent to 10 /8s, 152 /16s and 36 /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:                  35920
    Total AfriNIC prefixes after maximum aggregation:              6549
    AfriNIC Deaggregation factor:                                  5.48
Prefixes being announced from the AfriNIC address blocks:         47060
    Unique aggregates announced from the AfriNIC address blocks:  14352
AfriNIC Region origin ASes present in the Internet Routing Table:  1889
    AfriNIC Prefixes per ASN:                                     24.91
AfriNIC Region origin ASes announcing only one prefix:              639
AfriNIC Region transit ASes present in the Internet Routing Table:  365
Average AfriNIC Region AS path length visible:                      4.1
    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:            105934848
    Equivalent to 6 /8s, 80 /16s and 112 /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      70  CHINAMOBILE-CN China Mobile Communication
  7545        5765        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4344        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3988       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3802        509     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3644       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3263       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2820        850     467  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       10762      11820    3755  AMAZON-02, US
   174        5859       8780     913  COGENT-174, US
 11492        4646        309     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3599       1320      79  SHAW, CA
   749        3484      55081    2707  DNIC-AS-00749, US
 22773        3416       3051     188  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3105      23687    1946  ATT-INTERNET4, US
 16625        2887       1280    2150  AKAMAI-AS, US
396982        2834       3603     428  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        9334       1254    1814  TTNET, TR
 12479        7641       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3876       3396     141  AKAMAI-ASN1, NL
  9009        3688        314    1877  M247, RO
 12389        2942       2295     888  ROSTELECOM-AS, RU
 34984        2375        360     577  TELLCOM-AS, TR
  8452        1869       1852      14  TE-AS TE-AS, EG
212238        1793        129    1327  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       11968       3268     597  UNINET, MX
 10620        3544        494     936  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        1579       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1148        374     163  Axtel, S.A.B. de C.V., MX
 28202        1144         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         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        1621        593      29  RAYA-AS, EG
 24863        1610        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         974        523      47  Vodafone-, EG
 20011         561        142     266  INTERNET-SOLUTIONS, ZA
  6713         557       1861      35  IAM-AS, MA
 36914         550         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       11968       3268     597  UNINET, MX
 16509       10762      11820    3755  AMAZON-02, US
  9808       10047       8750      70  CHINAMOBILE-CN China Mobile Communication
 47331        9334       1254    1814  TTNET, TR
 12479        7641       1708     145  UNI2-AS, ES
   174        5859       8780     913  COGENT-174, US
  7545        5765        840     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4646        309     547  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         9977  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9334         7520  TTNET, TR
 12479        7641         7496  UNI2-AS, ES
 16509       10762         7007  AMAZON-02, US
  7545        5765         5108  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5041         4967  ERX-CERNET-BKB China Education and Research Net
   174        5859         4946  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4344         4321  FPT-AS-AP FPT Telecom Company, VN
 11492        4646         4099  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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:92      /12:296     
/13:583     /14:1193    /15:2130    /16:13335   /17:8383    /18:14154   
/19:25147   /20:45543   /21:54213   /22:114833  /23:107768  /24:614650  
/25:660     /26:644     /27:1189    /28:303     /29:518     /30:498     
/31:326     /32:876     

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

   ASN  No of nets  Total ann.  Description
 47331        8426        9334  TTNET, TR
 12479        6684        7641  UNI2-AS, ES
  8151        6106       11968  UNINET, MX
 11492        3554        4646  CABLEONE, US
  6327        3396        3599  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2548        3416  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2191       10762  AMAZON-02, US
 10620        2173        3544  Telmex Colombia S.A., CO

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

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

   1:2306      2:1644      3:476       4:24        5:4798      6:161    
   7:6         8:1608      9:1        11:172      12:1431     13:371    
  14:2429     15:328      16:262      17:363      18:891      20:419    
  21:4        22:188      23:6925     24:3068     25:2        27:2707   
  29:19       31:2816     32:63       34:69       35:143      36:2384   
  37:4641     38:9855     39:919      40:154      41:4653     42:2042   
  43:2475     44:334      45:19049    46:4692     47:301      49:2017   
  50:1891     51:582      52:1608     54:317      55:961      56:8      
  57:231      58:2251     59:1275     60:1077     61:2973     62:2891   
  63:1878     64:5606     65:2311     66:4795     67:3064     68:1350   
  69:4036     70:1321     71:580      72:2934     74:2823     75:1665   
  76:622      77:2709     78:4208     79:1664     80:2218     81:2188   
  82:1764     83:1415     84:1789     85:4050     86:1001     87:2371   
  88:3210     89:4443     90:681      91:8384     92:2516     93:2791   
  94:3879     95:5512     96:1278     97:325      98:1077     99:737    
 100:73      101:1184    102:3807    103:32472   104:4496    105:2127   
 106:995     107:2403    108:1167    109:4020    110:2158    111:3337   
 112:2079    113:1799    114:1909    115:2162    116:1998    117:2680   
 118:2873    119:2021    120:1906    121:1436    122:2720    123:2270   
 124:1693    125:2872    126:64      128:1476    129:1013    130:1273   
 131:2044    132:943     133:444     134:1516    135:352     136:1215   
 137:1120    138:3248    139:1520    140:1464    141:1456    142:1791   
 143:1751    144:1033    145:378     146:2142    147:2049    148:2572   
 149:2877    150:1069    151:1368    152:2137    153:572     154:6880   
 155:1510    156:2490    157:1857    158:1204    159:2453    160:3211   
 161:1743    162:3596    163:1770    164:1997    165:2193    166:1320   
 167:1863    168:4370    169:814     170:5420    171:1057    172:3943   
 173:3095    174:906     175:1261    176:3588    177:6290    178:3741   
 179:2683    180:2486    181:4001    182:3327    183:2060    184:2272   
 185:21414   186:5643    187:5027    188:4387    189:4556    190:9864   
 191:2102    192:11141   193:9318    194:7666    195:5560    196:3385   
 197:3179    198:6094    199:8166    200:8765    201:6609    202:10753  
 203:10595   204:4649    205:3739    206:4537    207:3670    208:4208   
 209:5221    210:4868    211:2675    212:4551    213:3788    214:1071   
 215:62      216:6766    217:3004    218:1416    219:566     220:2045   
 221:1049    222:880     223:2246   

End of report


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