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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 3 22:41:28 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 03 Dec, 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:                             1018124
    Prefixes after maximum aggregation (per Origin AS):          373219
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471161
Total ASes present in the Internet Routing Table:                 76643
    Prefixes per ASN:                                             13.28
Origin-only ASes present in the Internet Routing Table:           65677
Origin ASes announcing only one prefix:                           26244
Transit ASes present in the Internet Routing Table:               10966
Transit-only ASes present in the Internet Routing Table:            524
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:                                      88
    Max AS path prepend of ASN ( 37447)                              86
Prefixes from unregistered ASNs in the Routing Table:              1097
    Number of instances of unregistered ASNs:                      1113
Number of 32-bit ASNs allocated by the RIRs:                      45940
Number of 32-bit ASNs visible in the Routing Table:               37598
Prefixes from 32-bit ASNs in the Routing Table:                  206606
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            503
Number of addresses announced to Internet:                   3033381412
    Equivalent to 180 /8s, 205 /16s and 186 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344110

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

Prefixes being announced by APNIC Region ASes:                   264036
    Total APNIC prefixes after maximum aggregation:               75991
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256228
    Unique aggregates announced from the APNIC address blocks:   101719
APNIC Region origin ASes present in the Internet Routing Table:   14510
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4437
APNIC Region transit ASes present in the Internet Routing Table:   1937
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9942
Number of APNIC addresses announced to Internet:              760801344
    Equivalent to 45 /8s, 88 /16s and 232 /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:                    290338
    Total ARIN prefixes after maximum aggregation:               128248
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292665
    Unique aggregates announced from the ARIN address blocks:    136166
ARIN Region origin ASes present in the Internet Routing Table:    19225
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    1994
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5097
Number of ARIN addresses announced to Internet:              1266484032
    Equivalent to 75 /8s, 125 /16s and 3 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    287136
    Total RIPE prefixes after maximum aggregation:               132246
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283701
    Unique aggregates announced from the RIPE address blocks:    169715
RIPE Region origin ASes present in the Internet Routing Table:    28882
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12070
RIPE Region transit ASes present in the Internet Routing Table:    3944
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12178
Number of RIPE addresses announced to Internet:               722312228
    Equivalent to 43 /8s, 13 /16s and 156 /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,
                        53/8,  57/8,  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:                  137864
    Total LACNIC prefixes after maximum aggregation:              29427
    LACNIC Deaggregation factor:                                   4.68
Prefixes being announced from the LACNIC address blocks:         135505
    Unique aggregates announced from the LACNIC address blocks:   48759
LACNIC Region origin ASes present in the Internet Routing Table:  11190
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2138
LACNIC Region transit ASes present in the Internet Routing Table:  2529
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9107
Number of LACNIC addresses announced to Internet:             177581952
    Equivalent to 10 /8s, 149 /16s and 175 /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:                  37653
    Total AfriNIC prefixes after maximum aggregation:              6631
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         49521
    Unique aggregates announced from the AfriNIC address blocks:  14390
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     25.83
AfriNIC Region origin ASes announcing only one prefix:              644
AfriNIC Region transit ASes present in the Internet Routing Table:  376
Average AfriNIC Region AS path length visible:                      4.0
    Max AfriNIC Region AS path length visible:                       88
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1274
Number of AfriNIC addresses announced to Internet:            105944320
    Equivalent to 6 /8s, 80 /16s and 149 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10166       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6169        841     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5095       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4578        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3966        519     290  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3910       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3656       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        836     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2234       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       11101      11971    3955  AMAZON-02, US
   174        6508       8764     889  COGENT-174, US
 11492        4677        311     552  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3431       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3180      23566    2020  ATT-INTERNET4, US
 16625        2968       1299    2173  AKAMAI-AS, US
396982        2887       3655     435  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        9450       1266    1646  TTNET, TR
 12479        7673       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4011       3396     141  AKAMAI-ASN1, NL
  9009        3682        317    1864  M247, RO
 12389        2944       2294     879  ROSTELECOM-AS, RU
 34984        2386        363     568  TELLCOM-AS, TR
  8452        1958       1852      14  TE-AS TE-AS, EG
212238        1829        132    1350  CDNEXT, GB
  5384        1785        585      30  EMIRATES-INTERNET Emirates Internet, AE

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       11738       3240     709  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2555        537     373  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1567       2303     287  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        782     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1136        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1113        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     374  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
 24863        1637        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 24835        1612        557      28  RAYA-AS, EG
 29571        1436         91      59  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1100        179     290  INTERNET-SOLUTIONS, ZA
 36935         882        520      41  Vodafone-, EG
 37069         878       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA

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       11738       3240     709  UNINET, MX
 16509       11101      11971    3955  AMAZON-02, US
  9808       10166       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9450       1266    1646  TTNET, TR
 12479        7673       1709     143  UNI2-AS, ES
   174        6508       8764     889  COGENT-174, US
  7545        6169        841     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5095       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4677        311     552  CABLEONE, US

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       10166        10041  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9450         7804  TTNET, TR
 12479        7673         7530  UNI2-AS, ES
 16509       11101         7146  AMAZON-02, US
   174        6508         5619  COGENT-174, US
  7545        6169         5512  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5095         5022  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4578         4555  FPT-AS-AP FPT Telecom Company, VN
 11492        4677         4125  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
23.139.32.0/24       Origin:     14727  RESERVED, ZZ
23.139.32.0/24      Transit:      6939  HURRICANE, 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
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      /10:36      /11:91      /12:297     
/13:583     /14:1193    /15:2120    /16:13335   /17:8512    /18:14646   
/19:25414   /20:46293   /21:54947   /22:115998  /23:109568  /24:621751  
/25:605     /26:600     /27:1068    /28:81      /29:113     /30:24      
/31:2       /32:814     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9450  TTNET, TR
 12479        6661        7673  UNI2-AS, ES
  8151        5900       11738  UNINET, MX
 11492        3555        4677  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3400        3603  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2560        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2265       11101  AMAZON-02, US
 30036        2209        2549  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      2:1664      3:526       4:24        5:4895      6:166    
   7:6         8:1588      9:2        11:172      12:1401     13:370    
  14:2503     15:334      16:271      17:362      18:901      20:457    
  21:4        22:188      23:7125     24:2701     25:2        27:2736   
  29:19       31:3101     32:57       34:74       35:176      36:2410   
  37:4634     38:10421    39:879      40:148      41:4701     42:2182   
  43:2515     44:345      45:19378    46:4988     47:299      49:2023   
  50:1868     51:585      52:1607     54:317      55:939      56:8      
  57:241      58:2325     59:1250     60:1153     61:2878     62:2959   
  63:1869     64:5480     65:2308     66:4703     67:3085     68:1306   
  69:4022     70:1140     71:602      72:2942     74:2812     75:1642   
  76:640      77:2708     78:4230     79:1671     80:2245     81:2219   
  82:1838     83:1490     84:1801     85:4128     86:981      87:2443   
  88:3242     89:4524     90:736      91:8369     92:2659     93:2871   
  94:3932     95:5426     96:1245     97:322      98:1072     99:734    
 100:71      101:1436    102:4020    103:32509   104:4479    105:2137   
 106:984     107:2426    108:1199    109:4077    110:2240    111:3334   
 112:2061    113:1828    114:1952    115:2257    116:2030    117:2721   
 118:2877    119:2013    120:1888    121:1440    122:2750    123:2192   
 124:1702    125:2865    126:62      128:1635    129:1023    130:1301   
 131:2057    132:929     133:448     134:1535    135:365     136:1343   
 137:1166    138:3211    139:1539    140:1509    141:1466    142:1853   
 143:1733    144:1032    145:409     146:2133    147:2055    148:2600   
 149:2890    150:1156    151:1463    152:2133    153:569     154:7632   
 155:1572    156:2793    157:1900    158:1229    159:2446    160:3476   
 161:1787    162:3616    163:1798    164:1993    165:2198    166:1346   
 167:1895    168:4416    169:821     170:5483    171:1004    172:4012   
 173:3178    174:922     175:1279    176:3658    177:6268    178:3892   
 179:2798    180:2592    181:4119    182:3367    183:2070    184:2271   
 185:21573   186:5633    187:4857    188:4341    189:4447    190:9918   
 191:2109    192:11218   193:9333    194:7756    195:5534    196:3428   
 197:3715    198:6083    199:8272    200:8768    201:6556    202:10757  
 203:10636   204:4682    205:3719    206:4702    207:3628    208:4266   
 209:5184    210:4856    211:2629    212:4603    213:3818    214:1052   
 215:48      216:6671    217:3166    218:1367    219:561     220:2095   
 221:1053    222:838     223:2304   

End of report


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