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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 18 18:40:00 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Fri 18 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:                              878418
    Prefixes after maximum aggregation (per Origin AS):          333130
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      427690
    Number of IPv4 prefixes with a valid ROA:                    601802
    Number of IPv4 prefixes with an invalid ROA:                   4894
    Number of IPv4 prefixes with no ROA:                        1150140
Total ASes present in the Internet Routing Table:                 72853
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           62419
Origin ASes announcing only one prefix:                           25742
Transit ASes present in the Internet Routing Table:               10434
Transit-only ASes present in the Internet Routing Table:            389
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:               965
    Number of instances of unregistered ASNs:                       971
Number of 32-bit ASNs allocated by the RIRs:                      38590
Number of 32-bit ASNs visible in the Routing Table:               32168
Prefixes from 32-bit ASNs in the Routing Table:                  150350
Number of bogon 32-bit ASNs visible in the Routing Table:            53
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            528
Number of addresses announced to Internet:                   3068085504
    Equivalent to 182 /8s, 223 /16s and 69 /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:      296022

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

Prefixes being announced by APNIC Region ASes:                   226523
    Total APNIC prefixes after maximum aggregation:               65316
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          221393
    Unique aggregates announced from the APNIC address blocks:    94063
APNIC Region origin ASes present in the Internet Routing Table:   12357
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               3535
APNIC Region transit ASes present in the Internet Routing Table:   1721
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7588
Number of APNIC addresses announced to Internet:              773051904
    Equivalent to 46 /8s, 19 /16s and 214 /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:                    258694
    Total ARIN prefixes after maximum aggregation:               119011
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258823
    Unique aggregates announced from the ARIN address blocks:    123489
ARIN Region origin ASes present in the Internet Routing Table:    18984
    ARIN Prefixes per ASN:                                        13.63
ARIN Region origin ASes announcing only one prefix:                6899
ARIN Region transit ASes present in the Internet Routing Table:    1958
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4352
Number of ARIN addresses announced to Internet:              1295992064
    Equivalent to 77 /8s, 63 /16s and 69 /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:                    246854
    Total RIPE prefixes after maximum aggregation:               115327
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           243248
    Unique aggregates announced from the RIPE address blocks:    149314
RIPE Region origin ASes present in the Internet Routing Table:    28191
    RIPE Prefixes per ASN:                                         8.63
RIPE Region origin ASes announcing only one prefix:               12130
RIPE Region transit ASes present in the Internet Routing Table:    4013
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10670
Number of RIPE addresses announced to Internet:               713893376
    Equivalent to 42 /8s, 141 /16s and 38 /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:                  114267
    Total LACNIC prefixes after maximum aggregation:              27285
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         114947
    Unique aggregates announced from the LACNIC address blocks:   48534
LACNIC Region origin ASes present in the Internet Routing Table:  10943
    LACNIC Prefixes per ASN:                                      10.50
LACNIC Region origin ASes announcing only one prefix:              2655
LACNIC Region transit ASes present in the Internet Routing Table:  2216
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:             176615936
    Equivalent to 10 /8s, 134 /16s and 242 /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:                  31115
    Total AfriNIC prefixes after maximum aggregation:              5468
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         39479
    Unique aggregates announced from the AfriNIC address blocks:  11825
AfriNIC Region origin ASes present in the Internet Routing Table:  1598
    AfriNIC Prefixes per ASN:                                     24.71
AfriNIC Region origin ASes announcing only one prefix:              523
AfriNIC Region transit ASes present in the Internet Routing Table:  313
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  932
Number of AfriNIC addresses announced to Internet:            108204288
    Equivalent to 6 /8s, 115 /16s and 17 /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        9055       8885      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5873        788     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3609       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3440       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2378        475     237  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2302      11121     615  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2113        429     199  TATACOMM-AS TATA Communications formerl
 24560        2047        857     360  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        6281      10187    2663  AMAZON-02, US
 11492        4437        294     747  CABLEONE, US
 22773        3950       3009     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      31  VIASAT-SP-BACKBONE, US
 16625        3652       1885    2567  AKAMAI-AS, US
  6327        3381       1318      61  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2617        375     123  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2255       3037     502  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        6805       1731     150  UNI2-AS, ES
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3899       3360     189  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2935       2290     909  ROSTELECOM-AS, RU
  9009        2463        249    1280  M247, GB
 34984        2239        359     605  TELLCOM-AS, TR
 58224        1791        929     579  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 25019        1497       1078     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       10308       3415     566  Uninet S.A. de C.V., MX
 10620        3467        519     705  Telmex Colombia S.A., CO
 11830        2457        369      62  Instituto Costarricense de Electricidad
 13999        1667        285     474  Mega Cable, S.A. de C.V., MX
  6503        1443        355     525  Axtel, S.A.B. de C.V., MX
 28573        1381       2330     246  CLARO S.A., BR
  3816        1251        660     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1152       2351     140  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664         999        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        1589        393      21  LINKdotNET-AS, EG
 24835        1546        523      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         895         63      57  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         501         50      29  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       10308       3415     566  Uninet S.A. de C.V., MX
  9808        9055       8885      43  CHINAMOBILE-CN China Mobile Communicati
 12479        6805       1731     150  UNI2-AS, ES
 16509        6281      10187    2663  AMAZON-02, US
  7545        5873        788     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4437        294     747  CABLEONE, US
  8551        4014        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3950       3009     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      31  VIASAT-SP-BACKBONE, US
 20940        3899       3360     189  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        9055         9012  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6805         6655  UNI2-AS, ES
  7545        5873         5183  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4014         3975  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3868  VIASAT-SP-BACKBONE, US
 20940        3899         3710  AKAMAI-ASN1, NL
 11492        4437         3690  CABLEONE, US
 16509        6281         3618  AMAZON-02, US
  7552        3609         3590  VIETEL-AS-AP Viettel Group, VN
 22773        3950         3588  ASN-CXA-ALL-CCI-22773-RDC, 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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     46990  UNALLOCATED  8.5.242.0/23               174  COGENT-174, 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

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     
/13:589     /14:1199    /15:2066    /16:13577   /17:8344    /18:13870   
/19:24967   /20:41962   /21:51074   /22:107438  /23:93994   /24:518869  
/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        5774        6805  UNI2-AS, ES
  8151        3974       10308  Uninet S.A. de C.V., MX
  8551        3479        4014  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3357        4437  CABLEONE, US
  6327        3194        3381  SHAW, CA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2948        3950  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2272        2617  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1951        3467  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)
----------------------------------------------

   1:1690      2:994       3:153       4:9         5:3801      6:103    
   7:5         8:1544      9:1        11:172      12:1718     13:415    
  14:2373     15:166      16:42       17:373      18:140      20:171    
  21:4        22:188      23:5483     24:2302     25:6        27:2604   
  29:19       31:2432     32:96       34:1        35:60       36:1733   
  37:3951     38:2565     39:687      40:149      41:4352     42:834    
  43:2076     44:293      45:16030    46:3882     47:336      49:1633   
  50:1915     51:107      52:1368     53:1        54:294      55:768    
  56:8        57:57       58:1651     59:1090     60:954      61:2254   
  62:2464     63:1939     64:5496     65:2306     66:4869     67:2939   
  68:1182     69:4167     70:1343     71:668      72:3064     74:2618   
  75:1516     76:717      77:2133     78:1822     79:3107     80:1976   
  81:1539     82:1460     83:1202     84:1338     85:2889     86:716    
  87:1954     88:1024     89:3234     90:510      91:7550     92:1891   
  93:2609     94:3263     95:3570     96:1308     97:346      98:991    
  99:859     100:75      101:1026    102:2131    103:28291   104:4163   
 105:2051    106:860     107:2459    108:773     109:4201    110:2041   
 111:3191    112:1974    113:1425    114:1487    115:1929    116:1858   
 117:2511    118:2240    119:1814    120:1628    121:986     122:2512   
 123:2086    124:1549    125:2056    128:1290    129:1243    130:920    
 131:2088    132:790     133:368     134:1924    135:282     136:857    
 137:866     138:2457    139:1223    140:888     141:1366    142:1256   
 143:1456    144:1232    145:342     146:1775    147:1466    148:2199   
 149:1701    150:858     151:1079    152:1833    153:448     154:3579   
 155:1358    156:1875    157:1225    158:1016    159:2048    160:2425   
 161:1300    162:3450    163:1230    164:1677    165:1606    166:630    
 167:1694    168:3725    169:710     170:4367    171:823     172:3022   
 173:3064    174:1021    175:1120    176:3540    177:4562    178:3040   
 179:1979    180:2269    181:2912    182:3190    183:1873    184:2388   
 185:19367   186:4325    187:3556    188:3845    189:3017    190:8827   
 191:1311    192:11059   193:8530    194:6931    195:4998    196:3077   
 197:2707    198:6006    199:5990    200:7516    201:5663    202:10140  
 203:9983    204:4559    205:3375    206:3767    207:3396    208:4013   
 209:4619    210:4009    211:2343    212:3933    213:3401    214:1157   
 215:64      216:6381    217:2711    218:1221    219:440     220:1949   
 221:985     222:686     223:2138   

End of report


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