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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jan 14 18:40:17 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Fri 14 Jan, 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:                              872260
    Prefixes after maximum aggregation (per Origin AS):          331241
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      425561
    Number of IPv4 prefixes with a valid ROA:                    590580
    Number of IPv4 prefixes with an invalid ROA:                   4796
    Number of IPv4 prefixes with no ROA:                        1149144
Total ASes present in the Internet Routing Table:                 72534
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           62391
Origin ASes announcing only one prefix:                           25628
Transit ASes present in the Internet Routing Table:               10143
Transit-only ASes present in the Internet Routing Table:            364
Average AS path length visible in the Internet Routing Table:       6.1
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               897
    Number of instances of unregistered ASNs:                       901
Number of 32-bit ASNs allocated by the RIRs:                      38301
Number of 32-bit ASNs visible in the Routing Table:               31818
Prefixes from 32-bit ASNs in the Routing Table:                  148316
Number of bogon 32-bit ASNs visible in the Routing Table:            33
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            571
Number of addresses announced to Internet:                   3073608704
    Equivalent to 183 /8s, 51 /16s and 140 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      293042

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

Prefixes being announced by APNIC Region ASes:                   225557
    Total APNIC prefixes after maximum aggregation:               64879
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          220436
    Unique aggregates announced from the APNIC address blocks:    93508
APNIC Region origin ASes present in the Internet Routing Table:   12211
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               3478
APNIC Region transit ASes present in the Internet Routing Table:   1679
Average APNIC Region AS path length visible:                        6.5
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7433
Number of APNIC addresses announced to Internet:              773760256
    Equivalent to 46 /8s, 30 /16s and 165 /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:                    257423
    Total ARIN prefixes after maximum aggregation:               118414
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257261
    Unique aggregates announced from the ARIN address blocks:    122838
ARIN Region origin ASes present in the Internet Routing Table:    18920
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1902
Average ARIN Region AS path length visible:                         5.9
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4286
Number of ARIN addresses announced to Internet:              1300437760
    Equivalent to 77 /8s, 131 /16s and 27 /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:                    245532
    Total RIPE prefixes after maximum aggregation:               114808
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241787
    Unique aggregates announced from the RIPE address blocks:    148414
RIPE Region origin ASes present in the Internet Routing Table:    28164
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12128
RIPE Region transit ASes present in the Internet Routing Table:    3911
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10598
Number of RIPE addresses announced to Internet:               713857280
    Equivalent to 42 /8s, 140 /16s and 153 /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:                  113526
    Total LACNIC prefixes after maximum aggregation:              27095
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         114340
    Unique aggregates announced from the LACNIC address blocks:   48497
LACNIC Region origin ASes present in the Internet Routing Table:  10905
    LACNIC Prefixes per ASN:                                      10.49
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2185
Average LACNIC Region AS path length visible:                       6.7
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8584
Number of LACNIC addresses announced to Internet:             176654336
    Equivalent to 10 /8s, 135 /16s and 136 /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:                  29325
    Total AfriNIC prefixes after maximum aggregation:              5369
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         37865
    Unique aggregates announced from the AfriNIC address blocks:  11795
AfriNIC Region origin ASes present in the Internet Routing Table:  1582
    AfriNIC Prefixes per ASN:                                     23.93
AfriNIC Region origin ASes announcing only one prefix:              515
AfriNIC Region transit ASes present in the Internet Routing Table:  311
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       64
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  917
Number of AfriNIC addresses announced to Internet:            108524800
    Equivalent to 6 /8s, 119 /16s and 245 /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        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5841        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3611       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3425       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2263      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2228        474     231  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        429     200  TATACOMM-AS TATA Communications formerl
 24560        2013        846     356  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        6085      10130    2618  AMAZON-02, US
 11492        4597        304     768  CABLEONE, US
 22773        4010       3011     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3677       1897    2567  AKAMAI-AS, US
  6327        3347       1318      62  SHAW, CA
   749        2889      50784    2145  DNIC-AS-00749, US
 30036        2608        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2513       5042     431  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2247       3035     507  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        6829       1730     150  UNI2-AS, ES
 20940        3883       3360     191  AKAMAI-ASN1, NL
  8551        3776        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2924       2286     902  ROSTELECOM-AS, RU
  9009        2476        252    1294  M247, GB
 34984        2216        357     602  TELLCOM-AS, TR
 58224        1777        925     589  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1545        210     889  ASDETUK www.heficed.com, GB

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       10225       3465     572  Uninet S.A. de C.V., MX
 10620        3442        519     715  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1642        283     463  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1377       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664         994        191     443  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
 24863        1640        393      21  LINKdotNET-AS, EG
 24835        1547        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         869         62      58  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         521         50      33  WANANCHI-, KE
 37342         466         32       1  MOVITEL, MZ
 23889         430        232      16  MauritiusTelecom, MU

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       10225       3465     572  Uninet S.A. de C.V., MX
  9808        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
 12479        6829       1730     150  UNI2-AS, ES
 16509        6085      10130    2618  AMAZON-02, US
  7545        5841        787     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4597        304     768  CABLEONE, US
 22773        4010       3011     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3883       3360     191  AKAMAI-ASN1, NL
  8551        3776        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        8708         8667  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6829         6679  UNI2-AS, ES
  7545        5841         5162  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4597         3829  CABLEONE, US
  8551        3776         3737  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3883         3692  AKAMAI-ASN1, NL
 22773        4010         3644  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3611         3591  VIETEL-AS-AP Viettel Group, VN
 16509        6085         3467  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
     32848  UNALLOCATED  8.28.72.0/24              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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             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             6939  HURRICANE, US
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
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     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

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      /10:40      /11:100     /12:301     
/13:591     /14:1208    /15:2074    /16:13565   /17:8299    /18:13826   
/19:24917   /20:41712   /21:50491   /22:107388  /23:93553   /24:514166  
/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        5777        6829  UNI2-AS, ES
  8151        4197       10225  Uninet S.A. de C.V., MX
 11492        3532        4597  CABLEONE, US
  8551        3241        3776  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3159        3347  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        2999        4010  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2263        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1923        3442  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)
----------------------------------------------

   1:1785      2:998       3:153       4:9         5:3710      6:101    
   7:5         8:1542      9:1        11:172      12:1705     13:406    
  14:2354     15:145      16:38       17:373      18:129      20:169    
  21:4        22:188      23:5388     24:2374     25:4        27:2580   
  29:19       31:2409     32:104      34:1        35:50       36:1728   
  37:3929     38:2460     39:737      40:149      41:4310     42:949    
  43:2080     44:295      45:15980    46:3863     47:302      49:1623   
  50:1904     51:107      52:1346     54:293      55:733      56:8      
  57:57       58:1610     59:1046     60:949      61:2232     62:2435   
  63:1935     64:5355     65:2320     66:4927     67:2930     68:1183   
  69:4168     70:1346     71:677      72:3068     74:2627     75:1516   
  76:715      77:2178     78:1772     79:2883     80:1922     81:1525   
  82:1446     83:1196     84:1313     85:2850     86:710      87:1889   
  88:997      89:3146     90:498      91:7532     92:1893     93:2592   
  94:3265     95:3577     96:1313     97:344      98:991      99:863    
 100:75      101:1045    102:2047    103:27901   104:4114    105:467    
 106:840     107:2430    108:747     109:4168    110:2035    111:3129   
 112:1952    113:1438    114:1513    115:1923    116:1840    117:2499   
 118:2234    119:1832    120:1622    121:975     122:2487    123:2087   
 124:1555    125:2007    128:1363    129:1212    130:914     131:2090   
 132:759     133:365     134:1924    135:284     136:847     137:865    
 138:2472    139:1219    140:868     141:1334    142:1246    143:1430   
 144:1233    145:336     146:1750    147:1460    148:2213    149:1654   
 150:855     151:1080    152:1790    153:446     154:3733    155:1360   
 156:1850    157:1205    158:998     159:2002    160:2419    161:1260   
 162:3417    163:1187    164:1682    165:1551    166:616     167:1678   
 168:3680    169:707     170:4316    171:821     172:2955    173:3044   
 174:1014    175:1120    176:3462    177:4594    178:3023    179:2002   
 180:2278    181:2846    182:3171    183:1882    184:2417    185:19215  
 186:4256    187:3510    188:3760    189:3107    190:8862    191:1330   
 192:10990   193:8482    194:6951    195:4984    196:3010    197:2696   
 198:5970    199:5993    200:7468    201:5655    202:10165   203:10004  
 204:4523    205:3382    206:3812    207:3372    208:3998    209:4591   
 210:3995    211:2340    212:3898    213:3385    214:1160    215:64     
 216:6382    217:2698    218:1200    219:448     220:1956    221:981    
 222:687     223:2122   

End of report


More information about the ren-bgp-stats-all mailing list