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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 3 18:39:23 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Thu 03 Feb, 2022

  BGP Table (Global) as seen at RENU.

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

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

BGP routing table entries examined:                              876366
    Prefixes after maximum aggregation (per Origin AS):          332048
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      426718
    Number of IPv4 prefixes with a valid ROA:                    595766
    Number of IPv4 prefixes with an invalid ROA:                   4884
    Number of IPv4 prefixes with no ROA:                        1152082
Total ASes present in the Internet Routing Table:                 72695
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           62304
Origin ASes announcing only one prefix:                           25665
Transit ASes present in the Internet Routing Table:               10391
Transit-only ASes present in the Internet Routing Table:            384
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             246
Prefixes from unregistered ASNs in the Routing Table:               942
    Number of instances of unregistered ASNs:                       948
Number of 32-bit ASNs allocated by the RIRs:                      38476
Number of 32-bit ASNs visible in the Routing Table:               32010
Prefixes from 32-bit ASNs in the Routing Table:                  149221
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            546
Number of addresses announced to Internet:                   3067859200
    Equivalent to 182 /8s, 219 /16s and 209 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      295547

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

Prefixes being announced by APNIC Region ASes:                   226041
    Total APNIC prefixes after maximum aggregation:               65143
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          220986
    Unique aggregates announced from the APNIC address blocks:    93819
APNIC Region origin ASes present in the Internet Routing Table:   12279
    APNIC Prefixes per ASN:                                       18.00
APNIC Region origin ASes announcing only one prefix:               3504
APNIC Region transit ASes present in the Internet Routing Table:   1719
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7503
Number of APNIC addresses announced to Internet:              773895936
    Equivalent to 46 /8s, 32 /16s and 183 /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, 131072-151865
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:                    257940
    Total ARIN prefixes after maximum aggregation:               118612
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257889
    Unique aggregates announced from the ARIN address blocks:    123187
ARIN Region origin ASes present in the Internet Routing Table:    18933
    ARIN Prefixes per ASN:                                        13.62
ARIN Region origin ASes announcing only one prefix:                6845
ARIN Region transit ASes present in the Internet Routing Table:    1950
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4315
Number of ARIN addresses announced to Internet:              1295532800
    Equivalent to 77 /8s, 56 /16s and 67 /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, 393216-401308
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:                    245886
    Total RIPE prefixes after maximum aggregation:               114947
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           242281
    Unique aggregates announced from the RIPE address blocks:    148890
RIPE Region origin ASes present in the Internet Routing Table:    28177
    RIPE Prefixes per ASN:                                         8.60
RIPE Region origin ASes announcing only one prefix:               12134
RIPE Region transit ASes present in the Internet Routing Table:    3990
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10641
Number of RIPE addresses announced to Internet:               713337600
    Equivalent to 42 /8s, 132 /16s and 171 /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
                       196608-213403
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:                  114456
    Total LACNIC prefixes after maximum aggregation:              27214
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115159
    Unique aggregates announced from the LACNIC address blocks:   48535
LACNIC Region origin ASes present in the Internet Routing Table:  10933
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2664
LACNIC Region transit ASes present in the Internet Routing Table:  2204
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8626
Number of LACNIC addresses announced to Internet:             176585472
    Equivalent to 10 /8s, 134 /16s and 123 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  31101
    Total AfriNIC prefixes after maximum aggregation:              5436
    AfriNIC Deaggregation factor:                                  5.72
Prefixes being announced from the AfriNIC address blocks:         39505
    Unique aggregates announced from the AfriNIC address blocks:  11815
AfriNIC Region origin ASes present in the Internet Routing Table:  1591
    AfriNIC Prefixes per ASN:                                     24.83
AfriNIC Region origin ASes announcing only one prefix:              518
AfriNIC Region transit ASes present in the Internet Routing Table:  308
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  925
Number of AfriNIC addresses announced to Internet:            108173056
    Equivalent to 6 /8s, 114 /16s and 151 /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        9046       8885      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5861        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3606       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3435       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2314        475     235  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2274      11119     592  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     199  TATACOMM-AS TATA Communications formerl
 24560        2036        853     370  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6161      10141    2640  AMAZON-02, US
 11492        4516        299     787  CABLEONE, US
 22773        3975       3010     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3659       1889    2564  AKAMAI-AS, US
  6327        3365       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2608        374     142  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2519       4961     426  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3035     508  CHARTER-20115, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6806       1720     154  UNI2-AS, ES
  8551        3998        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3888       3347     206  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2928       2274     905  ROSTELECOM-AS, RU
  9009        2469        250    1281  M247, GB
 34984        2219        357     602  TELLCOM-AS, TR
 58224        1789        928     582  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 25019        1467       1069     166  SAUDINETSTC-AS, SA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10578       3433     567  Uninet S.A. de C.V., MX
 10620        3454        518     721  Telmex Colombia S.A., CO
 11830        2448        369      62  Instituto Costarricense de Electricidad
 13999        1655        284     466  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1388       2331     247  CLARO S.A., BR
  3816        1247        658     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2350     139  TIM SA, BR
  6147        1094        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1938        326      60  Telkom-Internet, ZA
 24863        1612        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         894         63      56  ORANGE-COTE-IVOIRE, CI
 36935         735        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10578       3433     567  Uninet S.A. de C.V., MX
  9808        9046       8885      43  CHINAMOBILE-CN China Mobile Communicati
 12479        6806       1720     154  UNI2-AS, ES
 16509        6161      10141    2640  AMAZON-02, US
  7545        5861        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4516        299     787  CABLEONE, US
  8551        3998        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3975       3010     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 20940        3888       3347     206  AKAMAI-ASN1, NL

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

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

   ASN  No of nets  Net Savings  Description
  9808        9046         9003  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6806         6652  UNI2-AS, ES
  7545        5861         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        3998         3959  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 11492        4516         3729  CABLEONE, US
 20940        3888         3682  AKAMAI-ASN1, NL
 22773        3975         3613  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3606         3586  VIETEL-AS-AP Viettel Group, VN
 16509        6161         3521  AMAZON-02, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US
     17033  UNALLOCATED  8.48.225.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL
198.51.100.0/24           29766  CHSPSC-29766, US

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     Transit:       174  COGENT-174, US

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:100     /12:301     
/13:590     /14:1203    /15:2068    /16:13574   /17:8333    /18:13828   
/19:24902   /20:41869   /21:50759   /22:107183  /23:94063   /24:517525  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5764        6806  UNI2-AS, ES
  8151        4328       10578  Uninet S.A. de C.V., MX
  8551        3463        3998  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3441        4516  CABLEONE, US
  6327        3177        3365  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2970        3975  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2264        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1941        3454  Telmex Colombia S.A., CO

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

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

   1:1794      2:1006      3:153       4:9         5:3751      6:99     
   7:5         8:1539      9:1        11:172      12:1711     13:410    
  14:2371     15:156      16:38       17:372      18:136      20:170    
  21:4        22:188      23:5442     24:2330     25:6        27:2589   
  29:19       31:2410     32:98       34:1        35:53       36:1728   
  37:3939     38:2505     39:675      40:149      41:4299     42:939    
  43:2070     44:293      45:15978    46:3854     47:303      49:1622   
  50:1902     51:106      52:1345     53:1        54:291      55:746    
  56:8        57:57       58:1614     59:1060     60:954      61:2243   
  62:2450     63:1942     64:5473     65:2307     66:4913     67:2930   
  68:1182     69:4162     70:1345     71:672      72:3056     74:2622   
  75:1516     76:715      77:2129     78:1779     79:3091     80:1937   
  81:1533     82:1456     83:1197     84:1307     85:2886     86:706    
  87:1954     88:1001     89:3146     90:504      91:7534     92:1876   
  93:2594     94:3247     95:3570     96:1310     97:344      98:992    
  99:864     100:75      101:1045    102:2110    103:27999   104:4103   
 105:2046    106:845     107:2458    108:758     109:4179    110:2036   
 111:3205    112:1963    113:1436    114:1516    115:1930    116:1856   
 117:2502    118:2242    119:1809    120:1630    121:976     122:2503   
 123:2084    124:1547    125:2031    128:1355    129:1258    130:918    
 131:2100    132:784     133:365     134:1933    135:288     136:856    
 137:859     138:2464    139:1219    140:880     141:1340    142:1250   
 143:1436    144:1231    145:344     146:1748    147:1458    148:2224   
 149:1672    150:848     151:1082    152:1823    153:448     154:3676   
 155:1332    156:1865    157:1214    158:1007    159:2022    160:2426   
 161:1295    162:3426    163:1214    164:1691    165:1570    166:612    
 167:1684    168:3692    169:719     170:4307    171:821     172:3009   
 173:3040    174:1018    175:1122    176:3508    177:4590    178:3023   
 179:2005    180:2273    181:2884    182:3184    183:1875    184:2393   
 185:19289   186:4310    187:3564    188:3818    189:3179    190:8846   
 191:1338    192:11025   193:8531    194:6953    195:4978    196:3074   
 197:2716    198:5995    199:6001    200:7530    201:5709    202:10139  
 203:9986    204:4526    205:3390    206:3813    207:3364    208:3998   
 209:4614    210:4003    211:2342    212:3918    213:3384    214:1142   
 215:64      216:6348    217:2703    218:1209    219:443     220:1949   
 221:986     222:686     223:2142   

End of report


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