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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 30 22:41:33 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 30 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:                             1004117
    Prefixes after maximum aggregation (per Origin AS):          369421
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      466697
Total ASes present in the Internet Routing Table:                 76181
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65222
Origin ASes announcing only one prefix:                           26047
Transit ASes present in the Internet Routing Table:               10959
Transit-only ASes present in the Internet Routing Table:            535
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.7
    Max AS path length visible:                                      60
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1089
    Number of instances of unregistered ASNs:                      1098
Number of 32-bit ASNs allocated by the RIRs:                      45047
Number of 32-bit ASNs visible in the Routing Table:               36895
Prefixes from 32-bit ASNs in the Routing Table:                  201403
Number of bogon 32-bit ASNs visible in the Routing Table:           118
Special use prefixes present in the Routing Table:                   20
Prefixes being announced from unallocated address space:            598
Number of addresses announced to Internet:                   3032852084
    Equivalent to 180 /8s, 197 /16s and 166 /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:      341752

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

Prefixes being announced by APNIC Region ASes:                   260832
    Total APNIC prefixes after maximum aggregation:               75443
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          252592
    Unique aggregates announced from the APNIC address blocks:   101790
APNIC Region origin ASes present in the Internet Routing Table:   14323
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4313
APNIC Region transit ASes present in the Internet Routing Table:   1918
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9725
Number of APNIC addresses announced to Internet:              762396576
    Equivalent to 45 /8s, 113 /16s and 63 /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:                    288374
    Total ARIN prefixes after maximum aggregation:               127243
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292568
    Unique aggregates announced from the ARIN address blocks:    135063
ARIN Region origin ASes present in the Internet Routing Table:    19162
    ARIN Prefixes per ASN:                                        15.27
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1993
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4960
Number of ARIN addresses announced to Internet:              1267338818
    Equivalent to 75 /8s, 138 /16s and 14 /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:                    282045
    Total RIPE prefixes after maximum aggregation:               130164
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277503
    Unique aggregates announced from the RIPE address blocks:    165565
RIPE Region origin ASes present in the Internet Routing Table:    28749
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12091
RIPE Region transit ASes present in the Internet Routing Table:    3996
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11946
Number of RIPE addresses announced to Internet:               714707442
    Equivalent to 42 /8s, 153 /16s and 145 /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:                  136747
    Total LACNIC prefixes after maximum aggregation:              29512
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         134855
    Unique aggregates announced from the LACNIC address blocks:   50283
LACNIC Region origin ASes present in the Internet Routing Table:  11138
    LACNIC Prefixes per ASN:                                      12.11
LACNIC Region origin ASes announcing only one prefix:              2087
LACNIC Region transit ASes present in the Internet Routing Table:  2498
Average LACNIC Region AS path length visible:                       5.0
    Max LACNIC Region AS path length visible:                        60
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9034
Number of LACNIC addresses announced to Internet:             177274016
    Equivalent to 10 /8s, 144 /16s and 252 /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:                  35030
    Total AfriNIC prefixes after maximum aggregation:              6366
    AfriNIC Deaggregation factor:                                  5.50
Prefixes being announced from the AfriNIC address blocks:         46000
    Unique aggregates announced from the AfriNIC address blocks:  13528
AfriNIC Region origin ASes present in the Internet Routing Table:  1869
    AfriNIC Prefixes per ASN:                                     24.61
AfriNIC Region origin ASes announcing only one prefix:              619
AfriNIC Region transit ASes present in the Internet Routing Table:  362
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1230
Number of AfriNIC addresses announced to Internet:            106634240
    Equivalent to 6 /8s, 91 /16s and 28 /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        9869       8747      79  CHINAMOBILE-CN China Mobile Communication
  7545        5666        778     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4219        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        3647       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3242       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2818        860     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2466      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       10286      11568    3645  AMAZON-02, US
   174        5675       8787     880  COGENT-174, US
 11492        4621        307     549  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3595       1320      79  SHAW, CA
 22773        3433       3051     190  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54899    2506  DNIC-AS-00749, US
 16625        3206       1354    2230  AKAMAI-AS, US
  7018        2914      23687    1827  ATT-INTERNET4, US
396982        2768       3596     415  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        7719       1708     145  UNI2-AS, ES
 39891        4521        271      59  ALJAWWALSTC-AS, SA
 20940        3906       3396     147  AKAMAI-ASN1, NL
  9009        3575        305    1838  M247, RO
 12389        2937       2301     886  ROSTELECOM-AS, RU
 34984        2399        365     565  TELLCOM-AS, TR
  8452        1887       1852      14  TE-AS TE-AS, EG
  8551        1774        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1734        125    1269  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       12112       3325     607  UNINET, MX
 10620        3530        493     933  Telmex Colombia S.A., CO
 13999        2544        355     676  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad y
 28573        1586       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6503        1127        314     478  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1100        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        1298         82      75  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         938        521      43  Vodafone-, EG
  6713         555       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       12112       3325     607  UNINET, MX
 16509       10286      11568    3645  AMAZON-02, US
  9808        9869       8747      79  CHINAMOBILE-CN China Mobile Communication
 47331        9225       1236    1958  TTNET, TR
 12479        7719       1708     145  UNI2-AS, ES
   174        5675       8787     880  COGENT-174, US
  7545        5666        778     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  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        9869         9790  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7719         7574  UNI2-AS, ES
 47331        9225         7267  TTNET, TR
 16509       10286         6641  AMAZON-02, US
  7545        5666         4995  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5024         4950  ERX-CERNET-BKB China Education and Research Net
   174        5675         4795  COGENT-174, US
 39891        4521         4462  ALJAWWALSTC-AS, SA
 18403        4219         4196  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               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
     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    /16:13300   /17:8401    /18:14176   
/19:25269   /20:45416   /21:54069   /22:114513  /23:107619  /24:610203  
/25:1311    /26:1181    /27:1733    /28:306     /29:518     /30:512     
/31:349     /32:894     

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

   ASN  No of nets  Total ann.  Description
 47331        8330        9225  TTNET, TR
 12479        6806        7719  UNI2-AS, ES
  8151        6160       12112  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        3433  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2159        3530  Telmex Colombia S.A., CO
 16509        2158       10286  AMAZON-02, US

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

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

   1:2318      2:1685      3:389       4:22        5:4681      6:161    
   7:6         8:1625      9:1        11:172      12:1437     13:368    
  14:2375     15:326      16:220      17:368      18:786      20:396    
  21:4        22:188      23:6992     24:3089     25:2        27:2691   
  29:19       31:2679     32:63       34:68       35:139      36:2371   
  37:4603     38:9529     39:914      40:150      41:4591     42:2009   
  43:2459     44:332      45:19005    46:4649     47:302      49:1982   
  50:1870     51:583      52:1608     54:319      55:928      56:8      
  57:223      58:2234     59:1273     60:1052     61:2892     62:2876   
  63:1901     64:5625     65:2325     66:4760     67:3078     68:1359   
  69:4063     70:1345     71:569      72:2940     74:2643     75:1596   
  76:619      77:2651     78:4199     79:1811     80:2225     81:2183   
  82:1731     83:1400     84:1722     85:4106     86:951      87:2321   
  88:3149     89:4343     90:702      91:8337     92:2370     93:2739   
  94:3837     95:5442     96:1279     97:322      98:1042     99:740    
 100:89      101:1181    102:3709    103:32540   104:4845    105:2109   
 106:1011    107:2523    108:1168    109:4102    110:2134    111:3241   
 112:2081    113:1837    114:1825    115:2118    116:1986    117:2654   
 118:2815    119:2011    120:1830    121:1374    122:2717    123:2337   
 124:1680    125:2869    126:64      128:1487    129:1016    130:1223   
 131:2056    132:941     133:415     134:1724    135:352     136:1135   
 137:1115    138:3235    139:1537    140:1428    141:1396    142:1707   
 143:1769    144:1027    145:364     146:2156    147:2022    148:2564   
 149:2846    150:1040    151:1351    152:2271    153:593     154:6814   
 155:1446    156:2366    157:1952    158:1182    159:2438    160:2983   
 161:1727    162:3569    163:1730    164:1749    165:2185    166:1266   
 167:1860    168:4369    169:837     170:5411    171:1056    172:3922   
 173:3101    174:900     175:1266    176:3614    177:6166    178:3773   
 179:2671    180:2473    181:3900    182:3333    183:1978    184:2278   
 185:21248   186:5571    187:5109    188:4300    189:4508    190:9743   
 191:2112    192:11110   193:9232    194:7597    195:5470    196:3426   
 197:2719    198:6096    199:8048    200:8763    201:6610    202:10797  
 203:10540   204:4618    205:3722    206:4552    207:3681    208:4217   
 209:5113    210:4860    211:2645    212:4478    213:3757    214:1073   
 215:49      216:6822    217:3025    218:1421    219:601     220:2026   
 221:1038    222:866     223:2248   

End of report


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