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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 13 22:41:13 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 13 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:                             1021236
    Prefixes after maximum aggregation (per Origin AS):          373110
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      466622
Total ASes present in the Internet Routing Table:                 76658
    Prefixes per ASN:                                             13.32
Origin-only ASes present in the Internet Routing Table:           65670
Origin ASes announcing only one prefix:                           26207
Transit ASes present in the Internet Routing Table:               10988
Transit-only ASes present in the Internet Routing Table:            529
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:                                      62
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1117
    Number of instances of unregistered ASNs:                      1131
Number of 32-bit ASNs allocated by the RIRs:                      45978
Number of 32-bit ASNs visible in the Routing Table:               37634
Prefixes from 32-bit ASNs in the Routing Table:                  206800
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            515
Number of addresses announced to Internet:                   3123843363
    Equivalent to 186 /8s, 50 /16s and 17 /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:      344563

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

Prefixes being announced by APNIC Region ASes:                   264549
    Total APNIC prefixes after maximum aggregation:               76285
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          256819
    Unique aggregates announced from the APNIC address blocks:   101880
APNIC Region origin ASes present in the Internet Routing Table:   14507
    APNIC Prefixes per ASN:                                       17.70
APNIC Region origin ASes announcing only one prefix:               4404
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9941
Number of APNIC addresses announced to Internet:              761675072
    Equivalent to 45 /8s, 102 /16s and 61 /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:                    292278
    Total ARIN prefixes after maximum aggregation:               127451
    ARIN Deaggregation factor:                                     2.29
Prefixes being announced from the ARIN address blocks:           294193
    Unique aggregates announced from the ARIN address blocks:    130929
ARIN Region origin ASes present in the Internet Routing Table:    19227
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                6955
ARIN Region transit ASes present in the Internet Routing Table:    2002
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:    5103
Number of ARIN addresses announced to Internet:              1345349952
    Equivalent to 80 /8s, 48 /16s and 105 /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:                    287100
    Total RIPE prefixes after maximum aggregation:               132466
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283552
    Unique aggregates announced from the RIPE address blocks:    170080
RIPE Region origin ASes present in the Internet Routing Table:    28886
    RIPE Prefixes per ASN:                                         9.82
RIPE Region origin ASes announcing only one prefix:               12064
RIPE Region transit ASes present in the Internet Routing Table:    3946
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:   12200
Number of RIPE addresses announced to Internet:               734508835
    Equivalent to 43 /8s, 199 /16s and 183 /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:                  138400
    Total LACNIC prefixes after maximum aggregation:              29499
    LACNIC Deaggregation factor:                                   4.69
Prefixes being announced from the LACNIC address blocks:         135979
    Unique aggregates announced from the LACNIC address blocks:   48820
LACNIC Region origin ASes present in the Internet Routing Table:  11203
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2150
LACNIC Region transit ASes present in the Internet Routing Table:  2533
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:  9118
Number of LACNIC addresses announced to Internet:             177669504
    Equivalent to 10 /8s, 151 /16s and 5 /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:                  37792
    Total AfriNIC prefixes after maximum aggregation:              6719
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         50177
    Unique aggregates announced from the AfriNIC address blocks:  14496
AfriNIC Region origin ASes present in the Internet Routing Table:  1914
    AfriNIC Prefixes per ASN:                                     26.22
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       62
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet:            104380928
    Equivalent to 6 /8s, 56 /16s and 186 /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       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
  7545        6191        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4627        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3984        520     294  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3897       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3676       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2812        838     547  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       12466      38018    2978  AMAZON-02, US
   174        6080       8764     882  COGENT-174, US
 11492        4691        312     558  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3611       1320      79  SHAW, CA
 22773        3424       3050     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3213      23506    2045  ATT-INTERNET4, US
 16625        2963       1297    2170  AKAMAI-AS, US
396982        2891       3656     437  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        7710       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4017       3396     141  AKAMAI-ASN1, NL
  9009        3703        319    1874  M247, RO
 12389        2957       2294     882  ROSTELECOM-AS, RU
 34984        2397        363     569  TELLCOM-AS, TR
  8452        1946       1852      14  TE-AS TE-AS, EG
212238        1828        132    1349  CDNEXT, GB
  5384        1777        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       11785       3245     706  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2546        542     372  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        1329        778     207  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        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1070         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
 24863        1651        389      16  LINKdotNET-AS, EG
 24835        1632        593      29  RAYA-AS, EG
 37457        1629        316      32  Telkom-Internet, ZA
 29571        1448         92      58  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1221        193     304  INTERNET-SOLUTIONS, ZA
 36935         886        523      46  Vodafone-, EG
 37069         834       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       12466      38018    2978  AMAZON-02, US
  8151       11785       3245     706  UNINET, MX
  9808       10163       8923     126  CHINAMOBILE-CN China Mobile Communication
 47331        9451       1267    1646  TTNET, TR
 12479        7710       1709     143  UNI2-AS, ES
  7545        6191        842     661  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6080       8764     882  COGENT-174, US
  4538        4994       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4691        312     558  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       11785        11079  UNINET, MX
  9808       10163        10037  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9451         7805  TTNET, TR
 12479        7710         7567  UNI2-AS, ES
  7545        6191         5530  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6080         5198  COGENT-174, US
  4538        4994         4921  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4627         4604  FPT-AS-AP FPT Telecom Company, VN
 11492        4691         4133  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            46887  CROWNCASTLE-AS46887, 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  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, 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        /8:16       /9:16      /10:42      /11:94      /12:313     
/13:594     /14:1244    /15:2219    /16:14146   /17:8565    /18:14714   
/19:25628   /20:46278   /21:55080   /22:116059  /23:109900  /24:623047  
/25:596     /26:593     /27:1063    /28:82      /29:112     /30:24      
/31:2       /32:808     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9451  TTNET, TR
 12479        6686        7710  UNI2-AS, ES
  8151        5938       11785  UNINET, MX
 11492        3555        4691  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3408        3611  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2555        3424  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2257       12466  AMAZON-02, US
 30036        2220        2560  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      2:1667      3:525       4:24        5:4785      6:166    
   7:6         8:1638      9:2        11:172      12:1400     13:361    
  14:2509     15:333      16:270      17:360      18:904      20:456    
  21:4        22:188      23:7178     24:2789     25:2        27:2733   
  29:19       31:3121     32:56       34:75       35:182      36:2416   
  37:4613     38:10113    39:879      40:153      41:4721     42:2214   
  43:2532     44:346      45:19475    46:5030     47:300      49:2022   
  50:1872     51:586      52:1604     54:315      55:1036     56:8      
  57:242      58:2313     59:1255     60:1151     61:2889     62:2978   
  63:1856     64:5474     65:2248     66:4763     67:3097     68:1309   
  69:4017     70:1136     71:607      72:2938     74:2818     75:1640   
  76:638      77:2710     78:4226     79:1708     80:2245     81:2203   
  82:1830     83:1433     84:1806     85:4140     86:986      87:2439   
  88:3247     89:4464     90:749      91:8367     92:2745     93:2847   
  94:3916     95:5420     96:1247     97:322      98:1069     99:731    
 100:71      101:1438    102:4017    103:32527   104:4479    105:2149   
 106:1011    107:2460    108:1198    109:4091    110:2241    111:3331   
 112:2063    113:1818    114:1949    115:2260    116:2047    117:2723   
 118:2899    119:1991    120:1891    121:1419    122:2754    123:2194   
 124:1694    125:2871    126:62      128:1642    129:1021    130:1305   
 131:2053    132:918     133:449     134:1516    135:369     136:1343   
 137:1170    138:3238    139:1549    140:1516    141:1460    142:1882   
 143:1732    144:1030    145:412     146:2144    147:2037    148:2591   
 149:2889    150:1165    151:1480    152:2143    153:569     154:7932   
 155:1581    156:2968    157:1897    158:1227    159:2442    160:3492   
 161:1790    162:3633    163:1808    164:1752    165:2198    166:1351   
 167:1897    168:4408    169:820     170:5535    171:1005    172:4036   
 173:3199    174:919     175:1282    176:3671    177:6317    178:3891   
 179:2751    180:2642    181:4131    182:3361    183:2092    184:2275   
 185:21571   186:5640    187:4914    188:4344    189:4504    190:9971   
 191:2108    192:11228   193:9352    194:7777    195:5556    196:3426   
 197:3813    198:6112    199:8306    200:8730    201:6590    202:10788  
 203:10652   204:4674    205:3732    206:4727    207:3617    208:4258   
 209:5198    210:4897    211:2638    212:4593    213:3875    214:1057   
 215:48      216:6680    217:3159    218:1367    219:558     220:2106   
 221:1053    222:845     223:2303   

End of report


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