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

REN Routing Table Report cscora at frr.nsrc.org
Thu Apr 21 18:40:36 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Thu 21 Apr, 2022

  IPv4 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:                              912797
    Prefixes after maximum aggregation (per Origin AS):          337630
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      430638
    Number of IPv4 prefixes with a valid ROA:                    661216
    Number of IPv4 prefixes with an invalid ROA:                   5826
    Number of IPv4 prefixes with no ROA:                        1158552
Total ASes present in the Internet Routing Table:                 73136
    Prefixes per ASN:                                             12.48
Origin-only ASes present in the Internet Routing Table:           62646
Origin ASes announcing only one prefix:                           25291
Transit ASes present in the Internet Routing Table:               10490
Transit-only ASes present in the Internet Routing Table:            387
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 51196)                             246
Prefixes from unregistered ASNs in the Routing Table:               932
    Number of instances of unregistered ASNs:                       938
Number of 32-bit ASNs allocated by the RIRs:                      39156
Number of 32-bit ASNs visible in the Routing Table:               32581
Prefixes from 32-bit ASNs in the Routing Table:                  159733
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3066994688
    Equivalent to 182 /8s, 206 /16s and 160 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      315105

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

Prefixes being announced by APNIC Region ASes:                   232224
    Total APNIC prefixes after maximum aggregation:               66219
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          227119
    Unique aggregates announced from the APNIC address blocks:    94735
APNIC Region origin ASes present in the Internet Routing Table:   12549
    APNIC Prefixes per ASN:                                       18.10
APNIC Region origin ASes announcing only one prefix:               3553
APNIC Region transit ASes present in the Internet Routing Table:   1734
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7783
Number of APNIC addresses announced to Internet:              773624576
    Equivalent to 46 /8s, 28 /16s and 147 /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:                    262345
    Total ARIN prefixes after maximum aggregation:               119964
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           262433
    Unique aggregates announced from the ARIN address blocks:    124507
ARIN Region origin ASes present in the Internet Routing Table:    19037
    ARIN Prefixes per ASN:                                        13.79
ARIN Region origin ASes announcing only one prefix:                6914
ARIN Region transit ASes present in the Internet Routing Table:    1960
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4458
Number of ARIN addresses announced to Internet:              1295288832
    Equivalent to 77 /8s, 52 /16s and 138 /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:                    261010
    Total RIPE prefixes after maximum aggregation:               117559
    RIPE Deaggregation factor:                                     2.22
Prefixes being announced from the RIPE address blocks:           258310
    Unique aggregates announced from the RIPE address blocks:    150636
RIPE Region origin ASes present in the Internet Routing Table:    28161
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12009
RIPE Region transit ASes present in the Internet Routing Table:    4032
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:   10722
Number of RIPE addresses announced to Internet:               714004224
    Equivalent to 42 /8s, 142 /16s and 215 /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:                  124744
    Total LACNIC prefixes after maximum aggregation:              27616
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         124476
    Unique aggregates announced from the LACNIC address blocks:   48625
LACNIC Region origin ASes present in the Internet Routing Table:  10969
    LACNIC Prefixes per ASN:                                      11.35
LACNIC Region origin ASes announcing only one prefix:              2287
LACNIC Region transit ASes present in the Internet Routing Table:  2239
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8656
Number of LACNIC addresses announced to Internet:             176399872
    Equivalent to 10 /8s, 131 /16s and 166 /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:                  31542
    Total AfriNIC prefixes after maximum aggregation:              5557
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         39948
    Unique aggregates announced from the AfriNIC address blocks:  11714
AfriNIC Region origin ASes present in the Internet Routing Table:  1631
    AfriNIC Prefixes per ASN:                                     24.49
AfriNIC Region origin ASes announcing only one prefix:              528
AfriNIC Region transit ASes present in the Internet Routing Table:  323
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  962
Number of AfriNIC addresses announced to Internet:            107385344
    Equivalent to 6 /8s, 102 /16s and 146 /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        9133       8883      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5911        789     697  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3610       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3513       1880      56  VNPT-AS-VN VNPT Corp, VN
  7713        3501       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2399        491     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2250      11119     591  KIXS-AS-KR Korea Telecom, KR
 45090        2187       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2118        429     197  TATACOMM-AS TATA Communications formerl
 24560        2048        855     376  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        6207      10266    2699  AMAZON-02, US
 11492        4473        297     692  CABLEONE, US
 22773        3939       3077     363  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3614       1851    2551  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2881      50780    2137  DNIC-AS-00749, US
 30036        2617        374     132  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4961     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2253       3042     494  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        6787       1730     150  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3921       3348     214  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
  6849        2941        355      21  UKRTELNET, UA
 12389        2923       2273     907  ROSTELECOM-AS, RU
  9009        2473        247    1284  M247, GB
 34984        2239        357     634  TELLCOM-AS, TR
 47331        2093        329    1602  TTNET, TR

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       10572       3391     560  Uninet S.A. de C.V., MX
 10620        3469        518     742  Telmex Colombia S.A., CO
 11830        2430        369      63  Instituto Costarricense de Electricidad
 13999        1751        295     469  Mega Cable, S.A. de C.V., MX
  6503        1454        355     524  Axtel, S.A.B. de C.V., MX
 28573        1385       2333     253  CLARO S.A., BR
  3816        1255        667     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1083        369      21  Telefonica del Peru S.A.A., PE
 11664        1023        191     447  Techtel LMDS Comunicaciones Interactiva
 11172         960        133      62  Alestra, S. de R.L. de C.V., MX

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        1939        322      60  Telkom-Internet, ZA
 24863        1656        393      21  LINKdotNET-AS, EG
 24835        1473        523      33  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         907         65      59  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         499         50      30  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       10572       3391     560  Uninet S.A. de C.V., MX
  9808        9133       8883      41  CHINAMOBILE-CN China Mobile Communicati
 12479        6787       1730     150  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
 16509        6207      10266    2699  AMAZON-02, US
  7545        5911        789     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4473        297     692  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3939       3077     363  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3921       3348     214  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        9133         9092  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6720         6703  TTNET, TR
 12479        6787         6637  UNI2-AS, ES
  7545        5911         5214  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4010         3971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4473         3781  CABLEONE, US
 20940        3921         3707  AKAMAI-ASN1, NL
  7552        3610         3591  VIETEL-AS-AP Viettel Group, VN

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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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

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
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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     /12:304     
/13:590     /14:1214    /15:2119    /16:13590   /17:8305    /18:14010   
/19:25243   /20:43269   /21:52721   /22:109362  /23:99465   /24:542436  
/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
  9121        5876        6720  TTNET, TR
 12479        5769        6787  UNI2-AS, ES
  8151        4230       10572  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3379        4473  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2940        3939  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2786        2941  UKRTELNET, UA

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

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

   1:1935      2:1041      3:154       4:9         5:3911      6:103    
   7:5         8:1566      9:1        11:172      12:1711     13:299    
  14:2371     15:192      16:45       17:380      18:154      20:198    
  21:4        22:188      23:5631     24:2393     25:6        27:2659   
  29:19       31:2452     32:98       34:1        35:73       36:1780   
  37:4458     38:2834     39:699      40:164      41:4452     42:1088   
  43:2216     44:292      45:16995    46:4178     47:336      49:1686   
  50:1940     51:101      52:1413     53:1        54:363      55:716    
  56:8        57:65       58:1757     59:1121     60:957      61:2289   
  62:2581     63:1971     64:5532     65:2317     66:4951     67:3013   
  68:1223     69:4157     70:1338     71:666      72:3117     74:2690   
  75:1397     76:590      77:2294     78:3974     79:3115     80:2001   
  81:1764     82:1501     83:1217     84:1373     85:3687     86:708    
  87:2062     88:2734     89:3346     90:522      91:7732     92:2009   
  93:2617     94:3565     95:4809     96:1299     97:352      98:992    
  99:739     100:75      101:1288    102:2256    103:29098   104:4375   
 105:2054    106:855     107:2519    108:845     109:4239    110:2062   
 111:3241    112:2035    113:1488    114:1523    115:2085    116:1888   
 117:2527    118:2342    119:1862    120:1662    121:1043    122:2582   
 123:2148    124:1545    125:2076    128:1235    129:1158    130:981    
 131:2215    132:818     133:373     134:1927    135:298     136:886    
 137:871     138:2716    139:1504    140:866     141:1414    142:1299   
 143:1540    144:1213    145:344     146:1811    147:1503    148:2230   
 149:1730    150:869     151:1082    152:1860    153:539     154:3634   
 155:1436    156:1875    157:1234    158:1039    159:2105    160:2548   
 161:1313    162:3492    163:1273    164:1677    165:1650    166:706    
 167:1733    168:4053    169:740     170:4811    171:830     172:3143   
 173:3111    174:1022    175:1167    176:3580    177:5765    178:3544   
 179:2444    180:2276    181:3002    182:3206    183:1934    184:2390   
 185:19628   186:4804    187:4269    188:3974    189:3598    190:9021   
 191:1752    192:11045   193:8663    194:7039    195:5043    196:3164   
 197:2776    198:6052    199:6067    200:7880    201:5893    202:10307  
 203:10227   204:4568    205:3402    206:3805    207:3399    208:4090   
 209:4703    210:4115    211:2360    212:4067    213:3471    214:1164   
 215:66      216:6483    217:2765    218:1270    219:411     220:1951   
 221:983     222:670     223:2128   

End of report


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