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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Feb 15 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 15 Feb, 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:                              187601
    Prefixes after maximum aggregation (per Origin AS):           81861
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      102576
    Number of IPv4 prefixes with a valid ROA:                     72308
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         115272
Total ASes present in the Internet Routing Table:                 15896
    Prefixes per ASN:                                             11.80
Origin-only ASes present in the Internet Routing Table:           13738
Origin ASes announcing only one prefix:                            6307
Transit ASes present in the Internet Routing Table:                2158
Transit-only ASes present in the Internet Routing Table:            568
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:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               225
    Number of instances of unregistered ASNs:                       225
Number of 32-bit ASNs allocated by the RIRs:                      43640
Number of 32-bit ASNs visible in the Routing Table:                5806
Prefixes from 32-bit ASNs in the Routing Table:                   19173
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             80
Number of addresses announced to Internet:                   1069484601
    Equivalent to 63 /8s, 191 /16s and 10 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       55574

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

Prefixes being announced by APNIC Region ASes:                    28695
    Total APNIC prefixes after maximum aggregation:                6521
    APNIC Deaggregation factor:                                    4.40
Prefixes being announced from the APNIC address blocks:           28496
    Unique aggregates announced from the APNIC address blocks:     7550
APNIC Region origin ASes present in the Internet Routing Table:    1092
    APNIC Prefixes per ASN:                                       26.10
APNIC Region origin ASes announcing only one prefix:                448
APNIC Region transit ASes present in the Internet Routing Table:    184
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    467
Number of APNIC addresses announced to Internet:              170903176
    Equivalent to 10 /8s, 47 /16s and 198 /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:                     81923
    Total ARIN prefixes after maximum aggregation:                44831
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            80920
    Unique aggregates announced from the ARIN address blocks:     50398
ARIN Region origin ASes present in the Internet Routing Table:     7160
    ARIN Prefixes per ASN:                                        11.30
ARIN Region origin ASes announcing only one prefix:                3060
ARIN Region transit ASes present in the Internet Routing Table:     643
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1436
Number of ARIN addresses announced to Internet:               605300449
    Equivalent to 36 /8s, 20 /16s and 38 /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:                     38538
    Total RIPE prefixes after maximum aggregation:                17927
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            38915
    Unique aggregates announced from the RIPE address blocks:     25224
RIPE Region origin ASes present in the Internet Routing Table:     3509
    RIPE Prefixes per ASN:                                        11.09
RIPE Region origin ASes announcing only one prefix:                1536
RIPE Region transit ASes present in the Internet Routing Table:     530
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1272
Number of RIPE addresses announced to Internet:               189535696
    Equivalent to 11 /8s, 76 /16s and 21 /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:                   32788
    Total LACNIC prefixes after maximum aggregation:              10477
    LACNIC Deaggregation factor:                                   3.13
Prefixes being announced from the LACNIC address blocks:          32554
    Unique aggregates announced from the LACNIC address blocks:   15967
LACNIC Region origin ASes present in the Internet Routing Table:   3267
    LACNIC Prefixes per ASN:                                       9.96
LACNIC Region origin ASes announcing only one prefix:              1174
LACNIC Region transit ASes present in the Internet Routing Table:   639
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2527
Number of LACNIC addresses announced to Internet:              73957376
    Equivalent to 4 /8s, 104 /16s and 128 /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:                   5432
    Total AfriNIC prefixes after maximum aggregation:              1922
    AfriNIC Deaggregation factor:                                  2.83
Prefixes being announced from the AfriNIC address blocks:          6636
    Unique aggregates announced from the AfriNIC address blocks:   3359
AfriNIC Region origin ASes present in the Internet Routing Table:   210
    AfriNIC Prefixes per ASN:                                     31.60
AfriNIC Region origin ASes announcing only one prefix:               89
AfriNIC Region transit ASes present in the Internet Routing Table:   60
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  104
Number of AfriNIC addresses announced to Internet:             29740800
    Equivalent to 1 /8s, 197 /16s and 207 /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        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1435        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         437        488     105  CMNET-GUANGDONG-AP China Mobile communi

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        9655      11229    3360  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2920       3695    1420  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1473        395     651  DNIC-ASBLK-05800-06055, US
  4155        1175         76     951  USDA-1, US
  7979         983         65     194  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         929        433     854  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1375        114    1108  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         714         60      22  Jordan Data Communications, JO
  8452         566       1841      11  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 51167         435         77     184  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 34984         419         60     344  TELLCOM-AS, TR

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        5356       1549     949  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         589        108     221  Techtel LMDS Comunicaciones Interactiva
 26599         547       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         479         69     212  Mega Cable, S.A. de C.V., MX
 28343         308         58      93  UNIFIQUE TELECOMUNICACOES SA, 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
 29571         704         47     287  ORANGE-COTE-IVOIRE, CI
 24863         663        283     179  LINKdotNET-AS, EG
 36992         563        829     302  ETISALAT-MISR, EG
 36914         493         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         265         67      78  Vodafone-, EG
 24835         187        158     107  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37693         145        595      51  TUNISIANA, TN

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        9655      11229    3360  AMAZON-02, US
  9808        9636       8738      50  CHINAMOBILE-CN China Mobile Communicati
  8151        5356       1549     949  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2920       3695    1420  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1473        395     651  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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        9636         9586  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5356         4407  UNINET, MX
 11776        1855         1636  ATLANTICBB-JOHNSTOWN, US
   367        2920         1500  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1710         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1435         1328  CMNET-JIANGSU-AP China Mobile communications co
  3816        1305         1108  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM

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        /8:11       /9:4       /10:14      /11:29      /12:76      
/13:131     /14:361     /15:739     /16:5548    /17:2689    /18:2774    
/19:5683    /20:8936    /21:10962   /22:20539   /23:20730   /24:108111  
/25:79      /26:51      /27:73      /28:19      /29:21      /30:14      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2918        5356  UNINET, MX
 16509        2042        9655  AMAZON-02, US
   209         966        1710  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1855  ATLANTICBB-JOHNSTOWN, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
  6147         685        1087  Telefonica del Peru S.A.A., PE
 19901         680         817  BRSPD-PUBLIC, US
  8376         557         714  Jordan Data Communications, JO
 36914         478         493  KENET-AS, KE

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

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

   1:8         2:403       3:266       5:1094      6:152       7:5      
   8:616      11:171      12:253      13:328      14:98       15:280    
  16:169      17:6        18:685      20:30       21:4        22:188    
  23:1877     24:395      25:2        27:17       29:19       31:218    
  32:1        34:2        35:53       36:1109     37:591      38:821    
  39:523      40:8        41:659      42:15       43:175      44:29     
  45:2420     46:639      47:148      49:10       50:251      51:473    
  52:1360     54:297      55:878      57:17       58:6        59:33     
  60:19       61:62       62:379      63:459      64:1444     65:809    
  66:1265     67:677      68:143      69:708      70:151      71:196    
  72:377      74:722      75:392      76:200      77:265      78:551    
  79:166      80:204      81:188      82:181      83:97       84:194    
  85:327      86:152      87:158      88:97       89:335      90:97     
  91:568      92:387      93:812      94:493      95:1096     96:168    
  97:30       98:130      99:147     100:22      101:25      102:182    
 103:990     104:667     105:143     106:2       107:228     108:305    
 109:217     110:30      111:1742    112:455     113:42      114:31     
 115:11      116:32      117:951     118:45      119:99      120:1088   
 121:32      122:78      123:20      124:55      125:12      128:348    
 129:282     130:508     131:785     132:510     133:265     134:333    
 135:69      136:363     137:435     138:728     139:426     140:575    
 141:192     142:697     143:591     144:310     145:80      146:497    
 147:322     148:591     149:498     150:280     151:545     152:355    
 153:116     154:467     155:646     156:301     157:236     158:319    
 159:526     160:766     161:458     162:679     163:289     164:591    
 165:384     166:104     167:379     168:968     169:149     170:1252   
 171:63      172:889     173:611     174:108     175:36      176:426    
 177:790     178:269     179:497     180:44      181:961     182:8      
 183:853     184:207     185:2321    186:1015    187:806     188:541    
 189:1108    190:2946    191:183     192:3694    193:1337    194:887    
 195:657     196:450     197:661     198:1895    199:2958    200:2736   
 201:2629    202:930     203:635     204:1731    205:1648    206:1069   
 207:1031    208:963     209:1352    210:293     211:445     212:767    
 213:662     214:1074    215:37      216:1666    217:353     218:515    
 219:20      220:30      221:292     222:18      223:627    

End of report


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