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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 11 22:43:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 11 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:                             1020155
    Prefixes after maximum aggregation (per Origin AS):          372820
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466063
Total ASes present in the Internet Routing Table:                 76624
    Prefixes per ASN:                                             13.31
Origin-only ASes present in the Internet Routing Table:           65866
Origin ASes announcing only one prefix:                           26217
Transit ASes present in the Internet Routing Table:               10758
Transit-only ASes present in the Internet Routing Table:            519
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      53
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1119
    Number of instances of unregistered ASNs:                      1132
Number of 32-bit ASNs allocated by the RIRs:                      45969
Number of 32-bit ASNs visible in the Routing Table:               37605
Prefixes from 32-bit ASNs in the Routing Table:                  206533
Number of bogon 32-bit ASNs visible in the Routing Table:            87
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            529
Number of addresses announced to Internet:                   3123358571
    Equivalent to 186 /8s, 42 /16s and 171 /24s
    Percentage of available address space announced:               84.4
    Percentage of allocated address space announced:               84.4
    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:      344291

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

Prefixes being announced by APNIC Region ASes:                   264247
    Total APNIC prefixes after maximum aggregation:               76200
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256554
    Unique aggregates announced from the APNIC address blocks:   101813
APNIC Region origin ASes present in the Internet Routing Table:   14502
    APNIC Prefixes per ASN:                                       17.69
APNIC Region origin ASes announcing only one prefix:               4415
APNIC Region transit ASes present in the Internet Routing Table:   1911
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9942
Number of APNIC addresses announced to Internet:              761613888
    Equivalent to 45 /8s, 101 /16s and 78 /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:                    292182
    Total ARIN prefixes after maximum aggregation:               127383
    ARIN Deaggregation factor:                                     2.29
Prefixes being announced from the ARIN address blocks:           293709
    Unique aggregates announced from the ARIN address blocks:    130476
ARIN Region origin ASes present in the Internet Routing Table:    19213
    ARIN Prefixes per ASN:                                        15.29
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1954
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5091
Number of ARIN addresses announced to Internet:              1345097792
    Equivalent to 80 /8s, 44 /16s and 144 /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:                    286662
    Total RIPE prefixes after maximum aggregation:               132412
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           283444
    Unique aggregates announced from the RIPE address blocks:    170019
RIPE Region origin ASes present in the Internet Routing Table:    28882
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:               12063
RIPE Region transit ASes present in the Internet Routing Table:    3874
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12183
Number of RIPE addresses announced to Internet:               734263659
    Equivalent to 43 /8s, 195 /16s and 249 /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:                  138218
    Total LACNIC prefixes after maximum aggregation:              29416
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135833
    Unique aggregates announced from the LACNIC address blocks:   48826
LACNIC Region origin ASes present in the Internet Routing Table:  11196
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2152
LACNIC Region transit ASes present in the Internet Routing Table:  2483
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9110
Number of LACNIC addresses announced to Internet:             177644416
    Equivalent to 10 /8s, 150 /16s and 163 /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:                  37727
    Total AfriNIC prefixes after maximum aggregation:              6721
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         50085
    Unique aggregates announced from the AfriNIC address blocks:  14504
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     26.07
AfriNIC Region origin ASes announcing only one prefix:              641
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet:            104475392
    Equivalent to 6 /8s, 58 /16s and 43 /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       10168       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4600        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3972        519     292  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2803        837     541  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       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       12117      38290    2950  AMAZON-02, US
   174        6177       8764     889  COGENT-174, US
 11492        4680        311     554  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3425       3049     185  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3222      23507    2052  ATT-INTERNET4, US
 16625        2959       1296    2168  AKAMAI-AS, US
396982        2889       3655     436  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    1646  TTNET, TR
 12479        7723       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4010       3396     141  AKAMAI-ASN1, NL
  9009        3695        318    1876  M247, RO
 12389        2958       2295     882  ROSTELECOM-AS, RU
 34984        2384        363     567  TELLCOM-AS, TR
  8452        1947       1852      14  TE-AS TE-AS, EG
212238        1819        131    1341  CDNEXT, GB
  5384        1776        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       11782       3245     706  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2541        540     371  Mega Cable, S.A. de C.V., MX
 11830        1994        369      64  Instituto Costarricense de Electricidad y
 28573        1577       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1324        778     206  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1169        374     163  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1114        371      22  Telefonica del Peru S.A.A., PE
 22884        1069         98     375  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        1648        593      29  RAYA-AS, EG
 24863        1637        389      16  LINKdotNET-AS, EG
 37457        1629        316      32  Telkom-Internet, ZA
 29571        1448         92      58  ORANGE-COTE-IVOIRE, CI
 36992        1427       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1219        193     304  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         826       1083      15  MOBINIL, EG
  6713         557       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
 16509       12117      38290    2950  AMAZON-02, US
  8151       11782       3245     706  UNINET, MX
  9808       10168       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9451       1267    1646  TTNET, TR
 12479        7723       1709     143  UNI2-AS, ES
  7545        6195        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6177       8764     889  COGENT-174, US
  4538        5001       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4680        311     554  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
  8151       11782        11076  UNINET, MX
  9808       10168        10042  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9451         7805  TTNET, TR
 12479        7723         7580  UNI2-AS, ES
  7545        6195         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6177         5288  COGENT-174, US
  4538        5001         4928  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4600         4577  FPT-AS-AP FPT Telecom Company, VN
 11492        4680         4126  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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

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
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  LZWKF-ASN01, ZZ
23.140.16.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.48.0/24       Origin:     63371  LZWKF-ASN01, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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        /8:17       /9:17      /10:40      /11:100     /12:311     
/13:598     /14:1249    /15:2248    /16:13772   /17:8504    /18:14698   
/19:25603   /20:46249   /21:55065   /22:116113  /23:109736  /24:622551  
/25:600     /26:593     /27:1061    /28:83      /29:115     /30:24      
/31:2       /32:805     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9451  TTNET, TR
 12479        6699        7723  UNI2-AS, ES
  8151        5935       11782  UNINET, MX
 11492        3555        4680  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2558        3425  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2262       12117  AMAZON-02, US
 30036        2215        2555  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2327      2:1669      3:528       4:24        5:4777      6:166    
   7:6         8:1640      9:2        11:172      12:1404     13:363    
  14:2507     15:333      16:270      17:361      18:906      20:454    
  21:4        22:188      23:7167     24:2786     25:2        27:2733   
  29:19       31:3133     32:56       34:74       35:182      36:2416   
  37:4605     38:10101    39:879      40:149      41:4697     42:2200   
  43:2525     44:346      45:19474    46:5030     47:300      49:2015   
  50:1865     51:585      52:1605     54:315      55:1035     56:8      
  57:242      58:2314     59:1253     60:1153     61:2883     62:2978   
  63:1857     64:5467     65:2308     66:4764     67:3097     68:1305   
  69:4016     70:1137     71:605      72:2939     74:2811     75:1643   
  76:637      77:2711     78:4227     79:1701     80:2244     81:2204   
  82:1830     83:1430     84:1807     85:4140     86:984      87:2438   
  88:3244     89:4468     90:750      91:8376     92:2745     93:2856   
  94:3920     95:5418     96:1250     97:322      98:1068     99:733    
 100:71      101:1439    102:4018    103:32484   104:4480    105:2149   
 106:1003    107:2458    108:1202    109:4088    110:2240    111:3333   
 112:2064    113:1814    114:1950    115:2261    116:2047    117:2720   
 118:2893    119:1995    120:1892    121:1419    122:2752    123:2192   
 124:1694    125:2869    126:62      128:1629    129:1021    130:1299   
 131:2058    132:918     133:449     134:1518    135:369     136:1349   
 137:1171    138:3244    139:1548    140:1518    141:1453    142:1882   
 143:1732    144:1031    145:412     146:2146    147:2047    148:2592   
 149:2882    150:1162    151:1463    152:2138    153:569     154:7914   
 155:1583    156:2958    157:1895    158:1226    159:2442    160:3468   
 161:1789    162:3624    163:1807    164:1751    165:2195    166:1351   
 167:1897    168:4430    169:818     170:5547    171:1006    172:4028   
 173:3198    174:920     175:1282    176:3664    177:6284    178:3892   
 179:2760    180:2593    181:4120    182:3365    183:2093    184:2272   
 185:21565   186:5628    187:4889    188:4346    189:4508    190:9963   
 191:2108    192:11226   193:9350    194:7773    195:5563    196:3426   
 197:3806    198:6110    199:8289    200:8743    201:6581    202:10790  
 203:10638   204:4679    205:3701    206:4723    207:3613    208:4260   
 209:5193    210:4854    211:2631    212:4568    213:3818    214:1049   
 215:48      216:6675    217:3169    218:1367    219:561     220:2106   
 221:1053    222:843     223:2299   

End of report


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