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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 1 22:43:58 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sun 01 Sep, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                             1005742
    Prefixes after maximum aggregation (per Origin AS):          369549
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466578
Total ASes present in the Internet Routing Table:                 76238
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65444
Origin ASes announcing only one prefix:                           26130
Transit ASes present in the Internet Routing Table:               10794
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1073
    Number of instances of unregistered ASNs:                      1084
Number of 32-bit ASNs allocated by the RIRs:                      45296
Number of 32-bit ASNs visible in the Routing Table:               37056
Prefixes from 32-bit ASNs in the Routing Table:                  202959
Number of bogon 32-bit ASNs visible in the Routing Table:            98
Special use prefixes present in the Routing Table:                    7
Prefixes being announced from unallocated address space:            647
Number of addresses announced to Internet:                   3036981700
    Equivalent to 181 /8s, 4 /16s and 169 /24s
    Percentage of available address space announced:               82.0
    Percentage of allocated address space announced:               82.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      342067

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

Prefixes being announced by APNIC Region ASes:                   259788
    Total APNIC prefixes after maximum aggregation:               75423
    APNIC Deaggregation factor:                                    3.44
Prefixes being announced from the APNIC address blocks:          251604
    Unique aggregates announced from the APNIC address blocks:   100780
APNIC Region origin ASes present in the Internet Routing Table:   14328
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4343
APNIC Region transit ASes present in the Internet Routing Table:   1904
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:   9752
Number of APNIC addresses announced to Internet:              762237504
    Equivalent to 45 /8s, 110 /16s and 210 /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:                    289269
    Total ARIN prefixes after maximum aggregation:               127194
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292946
    Unique aggregates announced from the ARIN address blocks:    134739
ARIN Region origin ASes present in the Internet Routing Table:    19179
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1962
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4993
Number of ARIN addresses announced to Internet:              1267186242
    Equivalent to 75 /8s, 135 /16s and 186 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    282615
    Total RIPE prefixes after maximum aggregation:               130553
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           278468
    Unique aggregates announced from the RIPE address blocks:    166410
RIPE Region origin ASes present in the Internet Routing Table:    28761
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12059
RIPE Region transit ASes present in the Internet Routing Table:    3914
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11998
Number of RIPE addresses announced to Internet:               723923746
    Equivalent to 43 /8s, 38 /16s and 51 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  137118
    Total LACNIC prefixes after maximum aggregation:              29183
    LACNIC Deaggregation factor:                                   4.70
Prefixes being announced from the LACNIC address blocks:         135084
    Unique aggregates announced from the LACNIC address blocks:   49861
LACNIC Region origin ASes present in the Internet Routing Table:  11159
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2143
LACNIC Region transit ASes present in the Internet Routing Table:  2482
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9066
Number of LACNIC addresses announced to Internet:             177280288
    Equivalent to 10 /8s, 145 /16s and 21 /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:                  35879
    Total AfriNIC prefixes after maximum aggregation:              6518
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46992
    Unique aggregates announced from the AfriNIC address blocks:  14256
AfriNIC Region origin ASes present in the Internet Routing Table:  1881
    AfriNIC Prefixes per ASN:                                     24.98
AfriNIC Region origin ASes announcing only one prefix:              633
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1247
Number of AfriNIC addresses announced to Internet:            105975552
    Equivalent to 6 /8s, 81 /16s and 15 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9904       8746      77  CHINAMOBILE-CN China Mobile Communication
  7545        5699        837     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4284        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3939       1330      20  VIETEL-AS-AP Viettel Group, VN
  9498        3789        508     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3258       1841     104  VNPT-AS-VN VNPT Corp, VN
 24560        2790        826     481  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2206        434     195  TATACOMM-AS TATA Communications formerly 

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10631      11799    3761  AMAZON-02, US
   174        5779       8778     900  COGENT-174, US
 11492        4629        308     547  CABLEONE, US
  7155        4169        287      89  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
 22773        3427       3051     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3244      54889    2496  DNIC-AS-00749, US
 16625        3130       1302    2171  AKAMAI-AS, US
  7018        2942      23674    1850  ATT-INTERNET4, US
396982        2793       3568     422  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        9282       1245    1874  TTNET, TR
 12479        7694       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3895       3396     142  AKAMAI-ASN1, NL
  9009        3662        312    1850  M247, RO
 12389        2936       2299     884  ROSTELECOM-AS, RU
 34984        2375        362     577  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
212238        1794        128    1322  CDNEXT, GB
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

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       12099       3300     616  UNINET, MX
 10620        3540        494     933  Telmex Colombia S.A., CO
 13999        2515        353     675  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1582       2310     257  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        774     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1122         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1074        369      22  Telefonica del Peru S.A.A., PE
 22884        1070         98     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1633        310      36  Telkom-Internet, ZA
 24835        1622        593      29  RAYA-AS, EG
 24863        1611        389      16  LINKdotNET-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1334         84      68  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         955        523      48  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         536         82       3  KENET-AS, KE
 37342         516         32       1  MOVITEL, MZ

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       12099       3300     616  UNINET, MX
 16509       10631      11799    3761  AMAZON-02, US
  9808        9904       8746      77  CHINAMOBILE-CN China Mobile Communication
 47331        9282       1245    1874  TTNET, TR
 12479        7694       1708     145  UNI2-AS, ES
   174        5779       8778     900  COGENT-174, US
  7545        5699        837     660  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     547  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9904         9827  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7694         7549  UNI2-AS, ES
 47331        9282         7408  TTNET, TR
 16509       10631         6870  AMAZON-02, US
  7545        5699         5039  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5018         4944  ERX-CERNET-BKB China Education and Research Net
   174        5779         4879  COGENT-174, US
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4284         4261  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4082  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             3356  LEVEL3, 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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.64.128.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.136.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.144.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.152.0/21            8866  VIVACOM-AS BULGARIA, BG
100.64.160.0/19            8866  VIVACOM-AS BULGARIA, BG
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:37      /11:93      /12:296     
/13:582     /14:1193    /15:2126    /16:13346   /17:8377    /18:14161   
/19:25255   /20:45381   /21:54130   /22:114749  /23:107601  /24:613351  
/25:656     /26:648     /27:1185    /28:296     /29:519     /30:502     
/31:345     /32:880     

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

   ASN  No of nets  Total ann.  Description
 47331        8381        9282  TTNET, TR
 12479        6753        7694  UNI2-AS, ES
  8151        6191       12099  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3397        3601  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3113        4169  VIASAT-SP-BACKBONE, US
 22773        2559        3427  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2169        3540  Telmex Colombia S.A., CO
 30036        2167        2508  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2324      2:1708      3:451       4:22        5:4742      6:162    
   7:6         8:1615      9:2        11:172      12:1435     13:362    
  14:2405     15:327      16:259      17:365      18:875      20:419    
  21:4        22:188      23:6911     24:3077     25:2        27:2685   
  29:19       31:2752     32:63       34:69       35:141      36:2375   
  37:4628     38:9750     39:920      40:150      41:4646     42:1991   
  43:2475     44:333      45:19066    46:4741     47:300      49:2011   
  50:1880     51:577      52:1611     54:318      55:952      56:8      
  57:224      58:2242     59:1271     60:1062     61:2948     62:2885   
  63:1889     64:5680     65:2326     66:4788     67:3086     68:1356   
  69:4060     70:1334     71:573      72:2938     74:2719     75:1600   
  76:625      77:2687     78:4202     79:1806     80:2233     81:2186   
  82:1743     83:1411     84:1762     85:4108     86:974      87:2350   
  88:3177     89:4401     90:693      91:8343     92:2443     93:2757   
  94:3844     95:5494     96:1278     97:325      98:1069     99:735    
 100:73      101:1178    102:3973    103:32534   104:4582    105:2128   
 106:992     107:2398    108:1179    109:4126    110:2147    111:3311   
 112:2076    113:1829    114:1874    115:2175    116:1996    117:2680   
 118:2879    119:2017    120:1835    121:1442    122:2716    123:2209   
 124:1674    125:2870    126:64      128:1475    129:1019    130:1251   
 131:2054    132:938     133:428     134:1519    135:353     136:1198   
 137:1115    138:3255    139:1541    140:1463    141:1459    142:1733   
 143:1768    144:1037    145:372     146:2146    147:2038    148:2577   
 149:2883    150:1077    151:1354    152:2131    153:570     154:6831   
 155:1437    156:2477    157:1843    158:1184    159:2438    160:3163   
 161:1727    162:3577    163:1763    164:1741    165:2187    166:1310   
 167:1890    168:4390    169:836     170:5484    171:1059    172:3940   
 173:3109    174:905     175:1259    176:3577    177:6315    178:3734   
 179:2660    180:2505    181:4016    182:3340    183:2021    184:2279   
 185:21312   186:5637    187:5014    188:4314    189:4592    190:9797   
 191:2100    192:11122   193:9300    194:7620    195:5496    196:3400   
 197:3114    198:6088    199:8104    200:8696    201:6634    202:10756  
 203:10581   204:4637    205:3724    206:4591    207:3707    208:4236   
 209:5178    210:4850    211:2663    212:4485    213:3806    214:1064   
 215:49      216:6837    217:3039    218:1424    219:550     220:2035   
 221:1049    222:873     223:2248   

End of report


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