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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 28 22:41:38 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 28 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:                             1007080
    Prefixes after maximum aggregation (per Origin AS):          370407
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      467213
Total ASes present in the Internet Routing Table:                 76350
    Prefixes per ASN:                                             13.19
Origin-only ASes present in the Internet Routing Table:           65448
Origin ASes announcing only one prefix:                           26205
Transit ASes present in the Internet Routing Table:               10902
Transit-only ASes present in the Internet Routing Table:            533
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1041
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      45445
Number of 32-bit ASNs visible in the Routing Table:               37198
Prefixes from 32-bit ASNs in the Routing Table:                  203396
Number of bogon 32-bit ASNs visible in the Routing Table:           107
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            557
Number of addresses announced to Internet:                   3034774724
    Equivalent to 180 /8s, 226 /16s and 252 /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:      342270

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

Prefixes being announced by APNIC Region ASes:                   260250
    Total APNIC prefixes after maximum aggregation:               75218
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          251931
    Unique aggregates announced from the APNIC address blocks:   100770
APNIC Region origin ASes present in the Internet Routing Table:   14369
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               4376
APNIC Region transit ASes present in the Internet Routing Table:   1911
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:   9802
Number of APNIC addresses announced to Internet:              759682368
    Equivalent to 45 /8s, 71 /16s and 213 /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:                    289484
    Total ARIN prefixes after maximum aggregation:               127946
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292657
    Unique aggregates announced from the ARIN address blocks:    135357
ARIN Region origin ASes present in the Internet Routing Table:    19182
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1994
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          33
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5011
Number of ARIN addresses announced to Internet:              1267571522
    Equivalent to 75 /8s, 141 /16s and 155 /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:                    283146
    Total RIPE prefixes after maximum aggregation:               131044
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           279617
    Unique aggregates announced from the RIPE address blocks:    167654
RIPE Region origin ASes present in the Internet Routing Table:    28818
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12108
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12062
Number of RIPE addresses announced to Internet:               723601954
    Equivalent to 43 /8s, 33 /16s and 74 /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:                  137293
    Total LACNIC prefixes after maximum aggregation:              29010
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:         135290
    Unique aggregates announced from the LACNIC address blocks:   48651
LACNIC Region origin ASes present in the Internet Routing Table:  11172
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2128
LACNIC Region transit ASes present in the Internet Routing Table:  2499
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9075
Number of LACNIC addresses announced to Internet:             177731360
    Equivalent to 10 /8s, 151 /16s and 247 /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:                  35866
    Total AfriNIC prefixes after maximum aggregation:              6529
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         47027
    Unique aggregates announced from the AfriNIC address blocks:  14332
AfriNIC Region origin ASes present in the Internet Routing Table:  1887
    AfriNIC Prefixes per ASN:                                     24.92
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       54
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1248
Number of AfriNIC addresses announced to Internet:            105899008
    Equivalent to 6 /8s, 79 /16s and 228 /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       10053       8750      71  CHINAMOBILE-CN China Mobile Communication
  7545        5833        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4936       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4405        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3990       1331      25  VIETEL-AS-AP Viettel Group, VN
  9498        3808        509     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3651       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3262       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2831        851     465  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2212        434     197  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       10810      11829    3830  AMAZON-02, US
   174        5756       8772     900  COGENT-174, US
 11492        4649        309     547  CABLEONE, US
  7155        4166        287      86  VIASAT-SP-BACKBONE, US
  6327        3601       1320      79  SHAW, CA
   749        3485      55081    2708  DNIC-AS-00749, US
 22773        3429       3035     185  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3166      23692    1962  ATT-INTERNET4, US
 16625        2884       1279    2150  AKAMAI-AS, US
396982        2831       3603     416  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        9337       1254    1820  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
 39891        4602        278      58  ALJAWWALSTC-AS, SA
 20940        3883       3396     141  AKAMAI-ASN1, NL
  9009        3688        315    1870  M247, RO
 12389        2941       2295     888  ROSTELECOM-AS, RU
 34984        2372        360     572  TELLCOM-AS, TR
  8452        1843       1852      14  TE-AS TE-AS, EG
212238        1807        130    1338  CDNEXT, GB
 13188        1606        100      30  TRIOLAN, UA

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       11824       3262     601  UNINET, MX
 10620        3546        494     937  Telmex Colombia S.A., CO
 13999        2541        534     370  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2309     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1149        374     163  Axtel, S.A.B. de C.V., MX
 28202        1143         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 22884        1067         98     371  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
 24863        1611        389      16  LINKdotNET-AS, EG
 24835        1603        557      28  RAYA-AS, EG
 36992        1412       1519     283  ETISALAT-MISR, EG
 29571        1341         85      63  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         850        523      48  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 20011         552        142     265  INTERNET-SOLUTIONS, ZA
 36914         534         82       3  KENET-AS, KE

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       11824       3262     601  UNINET, MX
 16509       10810      11829    3830  AMAZON-02, US
  9808       10053       8750      71  CHINAMOBILE-CN China Mobile Communication
 47331        9337       1254    1820  TTNET, TR
 12479        7630       1708     145  UNI2-AS, ES
  7545        5833        840     659  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5756       8772     900  COGENT-174, US
  4538        4936       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4649        309     547  CABLEONE, US
 39891        4602        278      58  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       10053         9982  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9337         7517  TTNET, TR
 12479        7630         7485  UNI2-AS, ES
 16509       10810         6980  AMAZON-02, US
  7545        5833         5174  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4936         4862  ERX-CERNET-BKB China Education and Research Net
   174        5756         4856  COGENT-174, US
 39891        4602         4544  ALJAWWALSTC-AS, SA
 18403        4405         4382  FPT-AS-AP FPT Telecom Company, VN
 11492        4649         4102  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
    203727  UNALLOCATED  5.42.92.0/24            215826  PARTNER-HOSTING-LTD, GB
     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             17054  EXPEDIENT, 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
23.137.192.0/24      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      /10:36      /11:92      /12:296     
/13:584     /14:1195    /15:2122    /16:13325   /17:8377    /18:14140   
/19:25142   /20:45442   /21:54233   /22:114569  /23:107656  /24:614904  
/25:649     /26:611     /27:1180    /28:305     /29:516     /30:495     
/31:325     /32:853     

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

   ASN  No of nets  Total ann.  Description
 47331        8430        9337  TTNET, TR
 12479        6677        7630  UNI2-AS, ES
  8151        5950       11824  UNINET, MX
 11492        3554        4649  CABLEONE, US
  6327        3396        3601  SHAW, CA
 39891        3364        4602  ALJAWWALSTC-AS, SA
  7155        3110        4166  VIASAT-SP-BACKBONE, US
 22773        2565        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2221       10810  AMAZON-02, US
 10620        2175        3546  Telmex Colombia S.A., CO

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

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

   1:2300      2:1642      3:482       4:24        5:4815      6:163    
   7:6         8:1607      9:1        11:172      12:1426     13:367    
  14:2428     15:328      16:264      17:364      18:890      20:420    
  21:4        22:188      23:6930     24:3025     25:2        27:2707   
  29:19       31:2853     32:63       34:69       35:143      36:2378   
  37:4638     38:9859     39:920      40:154      41:4634     42:2079   
  43:2480     44:336      45:19108    46:4716     47:300      49:2015   
  50:1884     51:583      52:1609     54:317      55:947      56:8      
  57:231      58:2256     59:1272     60:1082     61:2978     62:2894   
  63:1868     64:5646     65:2305     66:4801     67:3076     68:1323   
  69:4017     70:1328     71:579      72:2915     74:2819     75:1660   
  76:613      77:2706     78:4204     79:1676     80:2219     81:2192   
  82:1765     83:1409     84:1787     85:4016     86:1019     87:2399   
  88:3209     89:4481     90:671      91:8375     92:2604     93:2826   
  94:3884     95:5510     96:1269     97:325      98:1069     99:737    
 100:74      101:1184    102:3818    103:32469   104:4499    105:2124   
 106:986     107:2414    108:1174    109:4016    110:2185    111:3300   
 112:2078    113:1788    114:1913    115:2146    116:2002    117:2677   
 118:2879    119:2022    120:1909    121:1439    122:2721    123:2261   
 124:1694    125:2873    126:64      128:1484    129:1012    130:1273   
 131:2041    132:941     133:444     134:1521    135:352     136:1202   
 137:1123    138:3241    139:1525    140:1465    141:1460    142:1790   
 143:1742    144:1031    145:378     146:2130    147:2040    148:2577   
 149:2878    150:1070    151:1371    152:2131    153:570     154:6879   
 155:1505    156:2542    157:1867    158:1203    159:2451    160:3243   
 161:1776    162:3591    163:1773    164:1995    165:2185    166:1319   
 167:1865    168:4363    169:813     170:5424    171:1041    172:3944   
 173:3128    174:906     175:1258    176:3592    177:6395    178:3717   
 179:2716    180:2486    181:4056    182:3327    183:2060    184:2272   
 185:21417   186:5643    187:4992    188:4386    189:4510    190:9965   
 191:2103    192:11135   193:9321    194:7689    195:5564    196:3387   
 197:3178    198:6085    199:8101    200:8668    201:6627    202:10755  
 203:10580   204:4633    205:3719    206:4543    207:3721    208:4172   
 209:5217    210:4867    211:2680    212:4568    213:3804    214:1072   
 215:62      216:6690    217:2995    218:1400    219:560     220:2055   
 221:1050    222:862     223:2253   

End of report


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