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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 29 22:41:26 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 29 Jul, 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:                             1003502
    Prefixes after maximum aggregation (per Origin AS):          369448
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466624
Total ASes present in the Internet Routing Table:                 76204
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65177
Origin ASes announcing only one prefix:                           26047
Transit ASes present in the Internet Routing Table:               11027
Transit-only ASes present in the Internet Routing Table:            559
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1091
    Number of instances of unregistered ASNs:                      1102
Number of 32-bit ASNs allocated by the RIRs:                      45047
Number of 32-bit ASNs visible in the Routing Table:               36910
Prefixes from 32-bit ASNs in the Routing Table:                  200984
Number of bogon 32-bit ASNs visible in the Routing Table:           111
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            608
Number of addresses announced to Internet:                   3032839156
    Equivalent to 180 /8s, 197 /16s and 115 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.9
    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:      341556

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

Prefixes being announced by APNIC Region ASes:                   260724
    Total APNIC prefixes after maximum aggregation:               75426
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252453
    Unique aggregates announced from the APNIC address blocks:   101778
APNIC Region origin ASes present in the Internet Routing Table:   14314
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4306
APNIC Region transit ASes present in the Internet Routing Table:   1912
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9719
Number of APNIC addresses announced to Internet:              762306208
    Equivalent to 45 /8s, 111 /16s and 222 /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:                    288308
    Total ARIN prefixes after maximum aggregation:               127252
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292576
    Unique aggregates announced from the ARIN address blocks:    135019
ARIN Region origin ASes present in the Internet Routing Table:    19163
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6930
ARIN Region transit ASes present in the Internet Routing Table:    2011
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4965
Number of ARIN addresses announced to Internet:              1267396162
    Equivalent to 75 /8s, 138 /16s and 238 /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:                    282027
    Total RIPE prefixes after maximum aggregation:               130212
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277368
    Unique aggregates announced from the RIPE address blocks:    165530
RIPE Region origin ASes present in the Internet Routing Table:    28756
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12086
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11960
Number of RIPE addresses announced to Internet:               714661874
    Equivalent to 42 /8s, 152 /16s and 223 /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:                  136479
    Total LACNIC prefixes after maximum aggregation:              29505
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         134598
    Unique aggregates announced from the LACNIC address blocks:   50277
LACNIC Region origin ASes present in the Internet Routing Table:  11139
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2104
LACNIC Region transit ASes present in the Internet Routing Table:  2517
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9039
Number of LACNIC addresses announced to Internet:             177269024
    Equivalent to 10 /8s, 144 /16s and 233 /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:                  34873
    Total AfriNIC prefixes after maximum aggregation:              6365
    AfriNIC Deaggregation factor:                                  5.48
Prefixes being announced from the AfriNIC address blocks:         45898
    Unique aggregates announced from the AfriNIC address blocks:  13554
AfriNIC Region origin ASes present in the Internet Routing Table:  1866
    AfriNIC Prefixes per ASN:                                     24.60
AfriNIC Region origin ASes announcing only one prefix:              621
AfriNIC Region transit ASes present in the Internet Routing Table:  358
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1227
Number of AfriNIC addresses announced to Internet:            106640896
    Equivalent to 6 /8s, 91 /16s and 54 /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        9868       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5663        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4203        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3964       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3790        511     261  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3241       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2813        857     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2468      11520     578  KIXS-AS-KR Korea Telecom, KR

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       10272      11565    3655  AMAZON-02, US
   174        5622       8787     886  COGENT-174, US
 11492        4621        307     549  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3434       3053     191  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3205       1354    2227  AKAMAI-AS, US
  7018        2894      23686    1814  ATT-INTERNET4, US
396982        2761       3596     411  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        9225       1236    1958  TTNET, TR
 12479        7722       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3906       3396     147  AKAMAI-ASN1, NL
  9009        3574        305    1839  M247, RO
 12389        2939       2301     888  ROSTELECOM-AS, RU
 34984        2400        365     565  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1776        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1732        125    1266  CDNEXT, GB

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       12108       3321     615  UNINET, MX
 10620        3525        493     939  Telmex Colombia S.A., CO
 13999        2540        354     675  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1315        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1126        314     483  Axtel, S.A.B. de C.V., MX
 28202        1118         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1098        369      22  Telefonica del Peru S.A.A., PE
 26615        1084       2503      53  TIM SA, BR

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        1612        389      16  LINKdotNET-AS, EG
 24835        1559        593      29  RAYA-AS, EG
 36992        1382       1520     280  ETISALAT-MISR, EG
 29571        1293         82      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         546         82       3  KENET-AS, KE
 37342         512         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       12108       3321     615  UNINET, MX
 16509       10272      11565    3655  AMAZON-02, US
  9808        9868       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9225       1236    1958  TTNET, TR
 12479        7722       1708     145  UNI2-AS, ES
  7545        5663        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5622       8787     886  COGENT-174, US
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4621        307     549  CABLEONE, US
 39891        4521        271      59  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        9868         9789  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7722         7577  UNI2-AS, ES
 47331        9225         7267  TTNET, TR
 16509       10272         6617  AMAZON-02, US
  7545        5663         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024         4950  ERX-CERNET-BKB China Education and Research Net
   174        5622         4736  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4203         4180  FPT-AS-AP FPT Telecom Company, VN
  7155        4166         4078  VIASAT-SP-BACKBONE, US

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.64.0.0/10              9304  HUTCHISON-AS-AP HGC Global Communications Limit
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, 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      /10:38      /11:92      /12:295     
/13:578     /14:1190    /15:2121    /16:13305   /17:8401    /18:14113   
/19:25263   /20:45397   /21:54019   /22:114488  /23:107538  /24:609811  
/25:1313    /26:1183    /27:1733    /28:306     /29:517     /30:511     
/31:349     /32:908     

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

   ASN  No of nets  Total ann.  Description
 47331        8330        9225  TTNET, TR
 12479        6809        7722  UNI2-AS, ES
  8151        6163       12108  UNINET, MX
 11492        3532        4621  CABLEONE, US
  6327        3392        3595  SHAW, CA
 39891        3361        4521  ALJAWWALSTC-AS, SA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2567        3434  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2156        2498  MEDIACOM-ENTERPRISE-BUSINESS, US
 16509        2155       10272  AMAZON-02, US

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

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

   1:2317      2:1686      3:390       4:22        5:4678      6:149    
   7:6         8:1627      9:1        11:172      12:1441     13:367    
  14:2369     15:326      16:220      17:368      18:786      20:396    
  21:4        22:188      23:6989     24:3085     25:2        27:2695   
  29:19       31:2679     32:63       34:68       35:139      36:2371   
  37:4605     38:9509     39:914      40:150      41:4547     42:2003   
  43:2457     44:332      45:18980    46:4650     47:302      49:1982   
  50:1877     51:584      52:1608     54:318      55:927      56:8      
  57:223      58:2227     59:1272     60:1052     61:2891     62:2873   
  63:1903     64:5645     65:2324     66:4763     67:3078     68:1327   
  69:4075     70:1346     71:570      72:2942     74:2640     75:1596   
  76:619      77:2653     78:4200     79:1815     80:2224     81:2183   
  82:1729     83:1402     84:1721     85:4106     86:951      87:2322   
  88:3150     89:4338     90:702      91:8327     92:2370     93:2741   
  94:3834     95:5443     96:1279     97:322      98:1043     99:739    
 100:89      101:1182    102:3685    103:32522   104:4846    105:2109   
 106:1011    107:2523    108:1167    109:4099    110:2134    111:3238   
 112:2081    113:1838    114:1823    115:2114    116:1986    117:2654   
 118:2808    119:2009    120:1831    121:1381    122:2726    123:2336   
 124:1679    125:2869    126:32      128:1485    129:1017    130:1226   
 131:2051    132:942     133:415     134:1724    135:352     136:1133   
 137:1115    138:3229    139:1541    140:1423    141:1399    142:1705   
 143:1770    144:1028    145:364     146:2154    147:2023    148:2566   
 149:2847    150:1042    151:1346    152:2268    153:592     154:6843   
 155:1441    156:2366    157:1944    158:1120    159:2437    160:2984   
 161:1728    162:3562    163:1726    164:1751    165:2184    166:1264   
 167:1864    168:4361    169:837     170:5391    171:1057    172:3927   
 173:3104    174:900     175:1259    176:3607    177:6155    178:3763   
 179:2702    180:2473    181:3887    182:3333    183:1978    184:2275   
 185:21240   186:5540    187:5097    188:4300    189:4496    190:9739   
 191:2101    192:11110   193:9236    194:7601    195:5466    196:3416   
 197:2732    198:6098    199:8055    200:8730    201:6595    202:10807  
 203:10533   204:4628    205:3728    206:4548    207:3678    208:4221   
 209:5119    210:4868    211:2645    212:4474    213:3751    214:1068   
 215:49      216:6826    217:3027    218:1420    219:601     220:2026   
 221:1040    222:866     223:2248   

End of report


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