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

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 28 18:40:35 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 28 Feb, 2023

  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:                              929447
    Prefixes after maximum aggregation (per Origin AS):          346715
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      445791
    Number of IPv4 prefixes with a valid ROA:                    386397
    Number of IPv4 prefixes with an invalid ROA:                   1370
    Number of IPv4 prefixes with no ROA:                         541680
Total ASes present in the Internet Routing Table:                 74190
    Prefixes per ASN:                                             12.53
Origin-only ASes present in the Internet Routing Table:           63772
Origin ASes announcing only one prefix:                           25667
Transit ASes present in the Internet Routing Table:               10418
Transit-only ASes present in the Internet Routing Table:            450
Paths with bogon ASNs present in the IPv4 Routing Table:            137
Average AS path length visible in the Internet Routing Table:       7.1
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1061
    Number of instances of unregistered ASNs:                      1071
Number of 32-bit ASNs allocated by the RIRs:                      41309
Number of 32-bit ASNs visible in the Routing Table:               34259
Prefixes from 32-bit ASNs in the Routing Table:                  174726
Number of bogon 32-bit ASNs visible in the Routing Table:            45
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            572
Number of addresses announced to Internet:                   3063881472
    Equivalent to 182 /8s, 159 /16s and 31 /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:      316272

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

Prefixes being announced by APNIC Region ASes:                   237764
    Total APNIC prefixes after maximum aggregation:               68333
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          232387
    Unique aggregates announced from the APNIC address blocks:    97604
APNIC Region origin ASes present in the Internet Routing Table:   13296
    APNIC Prefixes per ASN:                                       17.48
APNIC Region origin ASes announcing only one prefix:               3871
APNIC Region transit ASes present in the Internet Routing Table:   1794
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8603
Number of APNIC addresses announced to Internet:              773274112
    Equivalent to 46 /8s, 23 /16s and 58 /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:                    269611
    Total ARIN prefixes after maximum aggregation:               122083
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271870
    Unique aggregates announced from the ARIN address blocks:    130356
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.26
ARIN Region origin ASes announcing only one prefix:                6974
ARIN Region transit ASes present in the Internet Routing Table:    1909
Average ARIN Region AS path length visible:                         6.9
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4742
Number of ARIN addresses announced to Internet:              1287042048
    Equivalent to 76 /8s, 182 /16s and 180 /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:                    260784
    Total RIPE prefixes after maximum aggregation:               121374
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           257037
    Unique aggregates announced from the RIPE address blocks:    156516
RIPE Region origin ASes present in the Internet Routing Table:    28267
    RIPE Prefixes per ASN:                                         9.09
RIPE Region origin ASes announcing only one prefix:               11988
RIPE Region transit ASes present in the Internet Routing Table:    3891
Average RIPE Region AS path length visible:                         6.8
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11063
Number of RIPE addresses announced to Internet:               718587136
    Equivalent to 42 /8s, 212 /16s and 197 /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:                  128108
    Total LACNIC prefixes after maximum aggregation:              28314
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         127213
    Unique aggregates announced from the LACNIC address blocks:   48778
LACNIC Region origin ASes present in the Internet Routing Table:  10972
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2274
LACNIC Region transit ASes present in the Internet Routing Table:  2285
Average LACNIC Region AS path length visible:                       7.8
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8771
Number of LACNIC addresses announced to Internet:             176125184
    Equivalent to 10 /8s, 127 /16s and 117 /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:                  32119
    Total AfriNIC prefixes after maximum aggregation:              5847
    AfriNIC Deaggregation factor:                                  5.49
Prefixes being announced from the AfriNIC address blocks:         40368
    Unique aggregates announced from the AfriNIC address blocks:  12100
AfriNIC Region origin ASes present in the Internet Routing Table:  1742
    AfriNIC Prefixes per ASN:                                     23.17
AfriNIC Region origin ASes announcing only one prefix:              560
AfriNIC Region transit ASes present in the Internet Routing Table:  338
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1080
Number of AfriNIC addresses announced to Internet:            108517632
    Equivalent to 6 /8s, 119 /16s and 217 /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        9457       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5806        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3680       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3457       1872      93  VNPT-AS-VN VNPT Corp, VN
  7713        3411       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2801        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2305      11250     586  KIXS-AS-KR Korea Telecom, KR
 45090        2160       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2140        439     210  TATACOMM-AS TATA Communications formerl

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        8032      10754    2854  AMAZON-02, US
 11492        4511        299     641  CABLEONE, US
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
 22773        3649       3048     287  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3504       1320      64  SHAW, CA
 16625        3305       1657    2422  AKAMAI-AS, US
   749        3031      50571    2298  DNIC-AS-00749, US
396982        2618       3586     354  GOOGLE-CLOUD-PLATFORM, US
  7018        2573      24120    1580  ATT-INTERNET4, US
 30036        2538        364     403  MEDIACOM-ENTERPRISE-BUSINESS, 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        7065       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4049       3399     172  AKAMAI-ASN1, NL
  8551        3902        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2892       2292     911  ROSTELECOM-AS, RU
  9009        2677        254    1391  M247, RO
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2169        339      19  UKRTELNET, UA
 58224        1846        949     546  TCI, IR
 13188        1607        100      27  TRIOLAN, UA

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       11194       3348     584  Uninet S.A. de C.V., MX
 10620        3467        504     872  Telmex Colombia S.A., CO
 11830        2263        369      65  Instituto Costarricense de Electricidad
 13999        2256        368     602  Mega Cable, S.A. de C.V., MX
 28573        1335       2323     254  Claro NXT Telecomunicacoes Ltda, BR
  6503        1297        339     517  Axtel, S.A.B. de C.V., MX
  3816        1293        747     157  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1133        370      22  Telefonica del Peru S.A.A., PE
 11664        1096        180     458  Techtel LMDS Comunicaciones Interactiva
 26615        1025       2498      45  TIM SA, BR

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
 24835        1542        533      30  RAYA-AS, EG
 24863        1489        393      19  LINKdotNET-AS, EG
 36992        1345       1517     278  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1010         67      53  ORANGE-COTE-IVOIRE, CI
 36935         856        520      42  Vodafone-, EG
 37457         838        325      49  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         514         53      40  WANANCHI-, KE
 36914         507         82       3  KENET-AS, KE

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       11194       3348     584  Uninet S.A. de C.V., MX
  9808        9457       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8032      10754    2854  AMAZON-02, US
 12479        7065       1706     146  UNI2-AS, ES
  7545        5806        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4511        299     641  CABLEONE, US
 20940        4049       3399     172  AKAMAI-ASN1, NL
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
  8551        3902        370      37  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        9457         9409  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7065         6919  UNI2-AS, ES
 16509        8032         5178  AMAZON-02, US
  7545        5806         5114  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3958         3915  VIASAT-SP-BACKBONE, US
 20940        4049         3877  AKAMAI-ASN1, NL
 11492        4511         3870  CABLEONE, US
  8551        3902         3865  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3680         3659  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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      5511  OPENTRANSIT, FR
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      5511  OPENTRANSIT, FR
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      5511  OPENTRANSIT, FR
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      5511  OPENTRANSIT, FR
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:38      /11:103     /12:300     
/13:579     /14:1210    /15:2101    /16:13547   /17:8329    /18:14030   
/19:25171   /20:43828   /21:52247   /22:110408  /23:100747  /24:556780  
/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        6122        7065  UNI2-AS, ES
  8151        5201       11194  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3428        4511  CABLEONE, US
  8551        3374        3902  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3312        3504  SHAW, CA
  7155        3035        3958  VIASAT-SP-BACKBONE, US
 22773        2698        3649  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2195        2538  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2022        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)
----------------------------------------------

   1:1647      2:1229      3:169       4:7         5:4443      6:116    
   7:6         8:1560      9:1        11:172      12:1583     13:392    
  14:2332     15:293      16:111      17:366      18:396      20:253    
  21:4        22:188      23:6105     24:2556     25:4        27:2603   
  29:19       31:2543     32:112      34:8        35:106      36:1921   
  37:4640     38:4316     39:867      40:152      41:4497     42:1081   
  43:2347     44:311      45:17566    46:4224     47:381      49:1741   
  50:1841     51:387      52:1590     54:391      55:868      56:8      
  57:98       58:1741     59:1122     60:982      61:2507     62:2725   
  63:1949     64:5657     65:2336     66:5015     67:3062     68:1378   
  69:4170     70:1274     71:669      72:3048     74:2616     75:1465   
  76:599      77:2507     78:1909     79:3171     80:2086     81:1763   
  82:1505     83:1246     84:1526     85:3048     86:755      87:2064   
  88:1278     89:3662     90:612      91:7782     92:2018     93:2592   
  94:3579     95:3979     96:1330     97:347      98:1167     99:744    
 100:75      101:1298    102:2981    103:31132   104:4617    105:898    
 106:896     107:2542    108:940     109:4417    110:2091    111:3282   
 112:2044    113:1528    114:1630    115:2080    116:1897    117:2568   
 118:2277    119:1966    120:1743    121:1060    122:2617    123:2177   
 124:1541    125:2359    128:1350    129:1136    130:1016    131:2174   
 132:840     133:412     134:1912    135:339     136:864     137:947    
 138:2864    139:1545    140:1191    141:1455    142:1429    143:1570   
 144:1206    145:355     146:1921    147:1571    148:2309    149:1943   
 150:886     151:1151    152:1965    153:570     154:4279    155:1435   
 156:1681    157:1304    158:1018    159:2264    160:2644    161:1442   
 162:3582    163:1548    164:1632    165:1722    166:847     167:1744   
 168:4082    169:953     170:4960    171:883     172:3513    173:2979   
 174:1036    175:1183    176:3790    177:6054    178:3646    179:2634   
 180:2392    181:3479    182:3389    183:1914    184:2353    185:20260  
 186:5044    187:4574    188:4249    189:4018    190:9211    191:1888   
 192:10988   193:8848    194:7295    195:5198    196:3276    197:2787   
 198:5962    199:6127    200:8046    201:6112    202:10492   203:10347  
 204:4605    205:3526    206:3926    207:3435    208:4098    209:4875   
 210:4253    211:2402    212:4145    213:3575    214:1091    215:55     
 216:6631    217:2742    218:1277    219:410     220:1761    221:973    
 222:670     223:2113   

End of report


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