[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 18 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 18 Sep, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              240006
    Prefixes after maximum aggregation (per Origin AS):          106849
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      126964
    Number of IPv4 prefixes with a valid ROA:                    101275
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         138705
Total ASes present in the Internet Routing Table:                 19905
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           17161
Origin ASes announcing only one prefix:                            7733
Transit ASes present in the Internet Routing Table:                2744
Transit-only ASes present in the Internet Routing Table:            726
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               318
    Number of instances of unregistered ASNs:                       319
Number of 32-bit ASNs allocated by the RIRs:                      45388
Number of 32-bit ASNs visible in the Routing Table:                7677
Prefixes from 32-bit ASNs in the Routing Table:                   26480
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            160
Number of addresses announced to Internet:                   1501421533
    Equivalent to 89 /8s, 125 /16s and 223 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       74273

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

Prefixes being announced by APNIC Region ASes:                    31636
    Total APNIC prefixes after maximum aggregation:                7915
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31017
    Unique aggregates announced from the APNIC address blocks:     9079
APNIC Region origin ASes present in the Internet Routing Table:    1246
    APNIC Prefixes per ASN:                                       24.89
APNIC Region origin ASes announcing only one prefix:                495
APNIC Region transit ASes present in the Internet Routing Table:    215
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    554
Number of APNIC addresses announced to Internet:              200939884
    Equivalent to 11 /8s, 250 /16s and 25 /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, 131072-153913
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:                    110250
    Total ARIN prefixes after maximum aggregation:                58858
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108954
    Unique aggregates announced from the ARIN address blocks:     60224
ARIN Region origin ASes present in the Internet Routing Table:     8881
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3724
ARIN Region transit ASes present in the Internet Routing Table:     791
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1929
Number of ARIN addresses announced to Internet:               871609249
    Equivalent to 51 /8s, 243 /16s and 179 /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, 393216-402332
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:                     45747
    Total RIPE prefixes after maximum aggregation:                24032
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            46818
    Unique aggregates announced from the RIPE address blocks:     33072
RIPE Region origin ASes present in the Internet Routing Table:     4457
    RIPE Prefixes per ASN:                                        10.50
RIPE Region origin ASes announcing only one prefix:                1924
RIPE Region transit ASes present in the Internet Routing Table:     651
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1735
Number of RIPE addresses announced to Internet:               296672720
    Equivalent to 17 /8s, 174 /16s and 221 /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
                       196608-216475
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:                   43449
    Total LACNIC prefixes after maximum aggregation:              13295
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          42856
    Unique aggregates announced from the LACNIC address blocks:   20268
LACNIC Region origin ASes present in the Internet Routing Table:   4209
    LACNIC Prefixes per ASN:                                      10.18
LACNIC Region origin ASes announcing only one prefix:              1485
LACNIC Region transit ASes present in the Internet Routing Table:   879
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3329
Number of LACNIC addresses announced to Internet:              93877248
    Equivalent to 5 /8s, 152 /16s and 116 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   8606
    Total AfriNIC prefixes after maximum aggregation:              2530
    AfriNIC Deaggregation factor:                                  3.40
Prefixes being announced from the AfriNIC address blocks:         10201
    Unique aggregates announced from the AfriNIC address blocks:   4188
AfriNIC Region origin ASes present in the Internet Routing Table:   250
    AfriNIC Prefixes per ASN:                                     40.80
AfriNIC Region origin ASes announcing only one prefix:              105
AfriNIC Region transit ASes present in the Internet Routing Table:   74
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  130
Number of AfriNIC addresses announced to Internet:             38240256
    Equivalent to 2 /8s, 71 /16s and 128 /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        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         552      10575     151  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10721      11805    3746  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3079      23683    1928  ATT-INTERNET4, US
   367        2537       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2456       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2121        136    1364  USDA-1, US
  6167        1791       3385     432  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1391       1047     109  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1322        106    1066  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         816       2075     706  GTT-BACKBONE GTT, US
  8376         712         57      28  Jordan Data Communications, JO
  8452         693       1841      11  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
 51167         556        108     243  CONTABO, DE
  3320         554       8318     471  DTAG Internet service provider operations
 61317         487         33     435  ASDETUK www.heficed.com, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5504       1611     707  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         857       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         533       2884      68  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1381        389      16  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 36935         634        123     172  Vodafone-, EG
 36992         565        921     262  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
 24835         489        327     181  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         273       1012      12  MOBINIL, EG

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10721      11805    3746  AMAZON-02, US
  9808        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5504       1611     707  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3079      23683    1928  ATT-INTERNET4, US
   367        2537       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2456       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2121        136    1364  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9755         9680  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5504         4797  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2456         1750  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
 24863        1381         1365  LINKdotNET-AS, EG

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:29      /11:40      /12:138     
/13:196     /14:523     /15:1032    /16:7081    /17:3320    /18:3866    
/19:7280    /20:11332   /21:14306   /22:25670   /23:25927   /24:139060  
/25:40      /26:57      /27:36      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2872        5504  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2168       10721  AMAZON-02, US
 22773        1854        2456  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1369        3079  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         831         983  BRSPD-PUBLIC, US
 10620         792        1339  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:40        2:472       3:466       4:5         5:1046      6:148    
   7:5         8:680      11:171      12:1020     13:315      14:104    
  15:291      16:226      17:6        18:854      20:97       21:4      
  22:188      23:2080     24:632      27:36       29:19       31:308    
  32:26       34:10       35:71       36:1198     37:711      38:1274   
  39:539      40:53       41:1057     42:163      43:204      44:33     
  45:3543     46:782      47:96       49:27       50:344      51:370    
  52:1365     54:275      55:964      56:8        57:17       58:33     
  59:30       60:16       61:60       62:464      63:780      64:1678   
  65:1022     66:1440     67:845      68:495      69:996      70:303    
  71:205      72:539      74:874      75:421      76:212      77:349    
  78:587      79:247      80:291      81:349      82:298      83:169    
  84:334      85:505      86:208      87:186      88:217      89:796    
  90:94       91:950      92:592      93:787      94:591      95:628    
  96:199      97:57       98:454      99:162     100:12      101:23     
 102:292     103:1299    104:816     105:134     106:13      107:771    
 108:422     109:369     110:25      111:1834    112:450     113:38     
 114:43      115:29      116:41      117:962     118:172     119:118    
 120:1106    121:30      122:155     123:157     124:74      125:16     
 128:416     129:317     130:633     131:911     132:575     133:195    
 134:463     135:102     136:474     137:540     138:972     139:393    
 140:654     141:438     142:843     143:720     144:405     145:80     
 146:602     147:438     148:693     149:608     150:314     151:595    
 152:638     153:137     154:559     155:735     156:692     157:365    
 158:430     159:635     160:875     161:661     162:814     163:370    
 164:733     165:759     166:597     167:641     168:1225    169:127    
 170:1537    171:102     172:1071    173:755     174:221     175:44     
 176:352     177:1195    178:454     179:781     180:67      181:1482   
 182:44      183:834     184:439     185:2941    186:1853    187:1077   
 188:667     189:1374    190:3882    191:387     192:4671    193:1779   
 194:1315    195:900     196:674     197:757     198:2402    199:4423   
 200:3425    201:3090    202:1132    203:676     204:2067    205:1928   
 206:1536    207:1387    208:1161    209:1729    210:362     211:462    
 212:981     213:753     214:1023    215:55      216:2257    217:402    
 218:525     219:22      220:54      221:300     222:21      223:651    


End of report


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