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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Nov 28 22:41:37 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Thu 28 Nov, 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:                             1018604
    Prefixes after maximum aggregation (per Origin AS):          372644
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471177
Total ASes present in the Internet Routing Table:                 76673
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65612
Origin ASes announcing only one prefix:                           26230
Transit ASes present in the Internet Routing Table:               11061
Transit-only ASes present in the Internet Routing Table:            544
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      76
    Max AS path prepend of ASN ( 37447)                              73
Prefixes from unregistered ASNs in the Routing Table:              1109
    Number of instances of unregistered ASNs:                      1127
Number of 32-bit ASNs allocated by the RIRs:                      45925
Number of 32-bit ASNs visible in the Routing Table:               37618
Prefixes from 32-bit ASNs in the Routing Table:                  206557
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            509
Number of addresses announced to Internet:                   3033443492
    Equivalent to 180 /8s, 206 /16s and 172 /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:      344241

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

Prefixes being announced by APNIC Region ASes:                   264111
    Total APNIC prefixes after maximum aggregation:               75931
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          256267
    Unique aggregates announced from the APNIC address blocks:   101656
APNIC Region origin ASes present in the Internet Routing Table:   14518
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4428
APNIC Region transit ASes present in the Internet Routing Table:   1943
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9954
Number of APNIC addresses announced to Internet:              760862784
    Equivalent to 45 /8s, 89 /16s and 216 /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:                    290586
    Total ARIN prefixes after maximum aggregation:               128180
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292675
    Unique aggregates announced from the ARIN address blocks:    136134
ARIN Region origin ASes present in the Internet Routing Table:    19232
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    2021
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5089
Number of ARIN addresses announced to Internet:              1266515776
    Equivalent to 75 /8s, 125 /16s and 127 /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:                    287014
    Total RIPE prefixes after maximum aggregation:               132167
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283802
    Unique aggregates announced from the RIPE address blocks:    169568
RIPE Region origin ASes present in the Internet Routing Table:    28872
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:               12069
RIPE Region transit ASes present in the Internet Routing Table:    3981
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12182
Number of RIPE addresses announced to Internet:               722252324
    Equivalent to 43 /8s, 12 /16s and 178 /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:                  137979
    Total LACNIC prefixes after maximum aggregation:              29063
    LACNIC Deaggregation factor:                                   4.75
Prefixes being announced from the LACNIC address blocks:         135652
    Unique aggregates announced from the LACNIC address blocks:   48838
LACNIC Region origin ASes present in the Internet Routing Table:  11184
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2137
LACNIC Region transit ASes present in the Internet Routing Table:  2540
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9109
Number of LACNIC addresses announced to Internet:             177624832
    Equivalent to 10 /8s, 150 /16s and 87 /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:                  37805
    Total AfriNIC prefixes after maximum aggregation:              6626
    AfriNIC Deaggregation factor:                                  5.71
Prefixes being announced from the AfriNIC address blocks:         49698
    Unique aggregates announced from the AfriNIC address blocks:  14568
AfriNIC Region origin ASes present in the Internet Routing Table:  1926
    AfriNIC Prefixes per ASN:                                     25.80
AfriNIC Region origin ASes announcing only one prefix:              644
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       76
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1284
Number of AfriNIC addresses announced to Internet:            105925632
    Equivalent to 6 /8s, 80 /16s and 76 /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       10147       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6159        842     662  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5095       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4536        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3935        517     293  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3909       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3894       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2799        835     543  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       11112      11972    3945  AMAZON-02, US
   174        6486       8765     889  COGENT-174, US
 11492        4677        311     552  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3606       1320      79  SHAW, CA
 22773        3431       3051     189  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3208      23568    2045  ATT-INTERNET4, US
 16625        2949       1292    2161  AKAMAI-AS, US
396982        2883       3655     432  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        9451       1267    1636  TTNET, TR
 12479        7672       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4018       3396     141  AKAMAI-ASN1, NL
  9009        3670        317    1861  M247, RO
 12389        2949       2295     882  ROSTELECOM-AS, RU
 34984        2384        363     566  TELLCOM-AS, TR
  8452        1951       1852      14  TE-AS TE-AS, EG
212238        1834        133    1354  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       11744       3240     713  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2537        537     371  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1578       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        782     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1155        374     163  Axtel, S.A.B. de C.V., MX
 28202        1126         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     373  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
 24835        1659        593      29  RAYA-AS, EG
 24863        1650        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 36992        1421       1518     288  ETISALAT-MISR, EG
 29571        1419         90      58  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 20011        1100        179     290  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         882       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       11744       3240     713  UNINET, MX
 16509       11112      11972    3945  AMAZON-02, US
  9808       10147       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9451       1267    1636  TTNET, TR
 12479        7672       1709     143  UNI2-AS, ES
   174        6486       8765     889  COGENT-174, US
  7545        6159        842     662  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       10147        10022  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9451         7815  TTNET, TR
 12479        7672         7529  UNI2-AS, ES
 16509       11112         7167  AMAZON-02, US
   174        6486         5597  COGENT-174, US
  7545        6159         5497  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        4536         4513  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              3356  LEVEL3, 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             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
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     /14:1196    /15:2120    /16:13332   /17:8518    /18:14686   
/19:25423   /20:46392   /21:55049   /22:116168  /23:109417  /24:621952  
/25:612     /26:598     /27:1071    /28:84      /29:116     /30:23      
/31:2       /32:805     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9451  TTNET, TR
 12479        6662        7672  UNI2-AS, ES
  8151        5905       11744  UNINET, MX
 11492        3555        4677  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3401        3606  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2559        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2270       11112  AMAZON-02, US
 30036        2205        2545  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2302      2:1660      3:527       4:24        5:4920      6:166    
   7:6         8:1588      9:2        11:172      12:1414     13:369    
  14:2504     15:337      16:269      17:362      18:905      20:457    
  21:4        22:188      23:7145     24:2699     25:2        27:2735   
  29:19       31:3099     32:57       34:74       35:175      36:2411   
  37:4658     38:10407    39:893      40:149      41:4711     42:2186   
  43:2517     44:344      45:19367    46:4959     47:298      49:2028   
  50:1868     51:584      52:1607     54:316      55:949      56:8      
  57:241      58:2316     59:1252     60:1153     61:2868     62:2960   
  63:1868     64:5478     65:2305     66:4736     67:3088     68:1305   
  69:4038     70:1139     71:602      72:2942     74:2819     75:1636   
  76:639      77:2705     78:4224     79:1641     80:2243     81:2222   
  82:1843     83:1499     84:1801     85:4127     86:979      87:2444   
  88:3233     89:4538     90:734      91:8371     92:2682     93:2868   
  94:3933     95:5445     96:1245     97:322      98:1069     99:734    
 100:71      101:1430    102:3991    103:32546   104:4483    105:2146   
 106:984     107:2424    108:1195    109:4022    110:2249    111:3333   
 112:2060    113:1809    114:1953    115:2252    116:2030    117:2727   
 118:2878    119:2015    120:1879    121:1440    122:2748    123:2192   
 124:1714    125:2866    126:62      128:1606    129:1021    130:1309   
 131:2067    132:930     133:448     134:1532    135:363     136:1319   
 137:1167    138:3215    139:1541    140:1496    141:1459    142:1868   
 143:1717    144:1031    145:411     146:2131    147:2057    148:2600   
 149:2899    150:1157    151:1467    152:2138    153:568     154:7660   
 155:1556    156:2787    157:1900    158:1235    159:2445    160:3468   
 161:1750    162:3614    163:1793    164:1989    165:2196    166:1347   
 167:1886    168:4429    169:826     170:5486    171:1003    172:4003   
 173:3175    174:922     175:1277    176:3667    177:6321    178:3889   
 179:2789    180:2587    181:4113    182:3365    183:2069    184:2277   
 185:21578   186:5645    187:4872    188:4344    189:4467    190:10028  
 191:2093    192:11232   193:9323    194:7738    195:5545    196:3429   
 197:3719    198:6085    199:8265    200:8743    201:6562    202:10776  
 203:10663   204:4683    205:3733    206:4699    207:3629    208:4260   
 209:5195    210:4872    211:2633    212:4594    213:3818    214:1059   
 215:48      216:6678    217:3158    218:1361    219:567     220:2098   
 221:1053    222:842     223:2297   

End of report


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