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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 12 20:16:47 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 12 Jun, 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:                              189593
    Prefixes after maximum aggregation (per Origin AS):           83968
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104532
    Number of IPv4 prefixes with a valid ROA:                     76978
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         112600
Total ASes present in the Internet Routing Table:                 15842
    Prefixes per ASN:                                             11.97
Origin-only ASes present in the Internet Routing Table:           13696
Origin ASes announcing only one prefix:                            6309
Transit ASes present in the Internet Routing Table:                2146
Transit-only ASes present in the Internet Routing Table:            602
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               229
    Number of instances of unregistered ASNs:                       229
Number of 32-bit ASNs allocated by the RIRs:                      44714
Number of 32-bit ASNs visible in the Routing Table:                5676
Prefixes from 32-bit ASNs in the Routing Table:                   19307
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:             90
Number of addresses announced to Internet:                   1117942941
    Equivalent to 66 /8s, 162 /16s and 116 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       55565

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

Prefixes being announced by APNIC Region ASes:                    30256
    Total APNIC prefixes after maximum aggregation:                7190
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29801
    Unique aggregates announced from the APNIC address blocks:     8157
APNIC Region origin ASes present in the Internet Routing Table:    1165
    APNIC Prefixes per ASN:                                       25.58
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    202
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:    515
Number of APNIC addresses announced to Internet:              202548844
    Equivalent to 12 /8s, 18 /16s and 166 /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:                     87190
    Total ARIN prefixes after maximum aggregation:                47988
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85848
    Unique aggregates announced from the ARIN address blocks:     53703
ARIN Region origin ASes present in the Internet Routing Table:     7273
    ARIN Prefixes per ASN:                                        11.80
ARIN Region origin ASes announcing only one prefix:                3170
ARIN Region transit ASes present in the Internet Routing Table:     643
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:    1495
Number of ARIN addresses announced to Internet:               653307489
    Equivalent to 38 /8s, 240 /16s and 174 /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:                     37159
    Total RIPE prefixes after maximum aggregation:                17524
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            38020
    Unique aggregates announced from the RIPE address blocks:     25496
RIPE Region origin ASes present in the Internet Routing Table:     3506
    RIPE Prefixes per ASN:                                        10.84
RIPE Region origin ASes announcing only one prefix:                1516
RIPE Region transit ASes present in the Internet Routing Table:     543
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1289
Number of RIPE addresses announced to Internet:               162980560
    Equivalent to 9 /8s, 182 /16s and 226 /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:                   30252
    Total LACNIC prefixes after maximum aggregation:               9290
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          29996
    Unique aggregates announced from the LACNIC address blocks:   14294
LACNIC Region origin ASes present in the Internet Routing Table:   2969
    LACNIC Prefixes per ASN:                                      10.10
LACNIC Region origin ASes announcing only one prefix:              1044
LACNIC Region transit ASes present in the Internet Routing Table:   585
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:  2257
Number of LACNIC addresses announced to Internet:              72508160
    Equivalent to 4 /8s, 82 /16s and 99 /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:                   4507
    Total AfriNIC prefixes after maximum aggregation:              1797
    AfriNIC Deaggregation factor:                                  2.51
Prefixes being announced from the AfriNIC address blocks:          5838
    Unique aggregates announced from the AfriNIC address blocks:   2800
AfriNIC Region origin ASes present in the Internet Routing Table:   228
    AfriNIC Prefixes per ASN:                                     25.61
AfriNIC Region origin ASes announcing only one prefix:               97
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  120
Number of AfriNIC addresses announced to Internet:             26551552
    Equivalent to 1 /8s, 149 /16s and 37 /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        9652       8743      67  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1485        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1457        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 17676         713      10639     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  UNASSIGNED

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       10062      11405    3546  AMAZON-02, US
   749        3250      54901    2502  UNASSIGNED
   367        2691       3365    1262  DNIC-ASBLK-00306-00371, US
  4155        1903        122    1288  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1590        105     884  CABLEONE, US
  5972        1311        384     586  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  SERVERS-COM, US
   855         958        255      82  CANET-ASN-4, CA

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        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1289        104    1040  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         715         61      24  Jordan Data Communications, JO
  8452         621       1841      11  TE-AS TE-AS, EG
 51167         541        102     236  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, 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        5491       1581     757  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         762       1126      30  TELEFONICA BRASIL S.A, BR
 26599         549       2827      83  TELEFONICA BRASIL S.A, BR
 13999         504         68     216  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         42     281  Telmex Colombia S.A., CO
 27843         229         20      33  WIN EMPRESAS S.A.C., PE

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         723        218     284  LINKdotNET-AS, EG
 29571         567         49     242  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         257         82       3  KENET-AS, KE
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         147        236     124  ETISALAT-MISR, EG
 15706         106         12      24  Sudatel, SD

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       10062      11405    3546  AMAZON-02, US
  9808        9652       8743      67  CHINAMOBILE-CN China Mobile Communicati
  8151        5491       1581     757  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3250      54901    2502  UNASSIGNED
   367        2691       3365    1262  DNIC-ASBLK-00306-00371, US
  4155        1903        122    1288  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1590        105     884  CABLEONE, US

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        9652         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5491         4734  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2691         1429  DNIC-ASBLK-00306-00371, US
   209        1696         1386  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1457         1384  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1485         1375  CMNET-JIANGSU-AP China Mobile communications co
 11776        1595         1326  ATLANTICBB-JOHNSTOWN, US
  3816        1322         1126  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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     14652  UNALLOCATED  8.39.162.0/24             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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             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
23.179.194.0/24      Origin:     23379  UNASSIGNED
23.179.194.0/24     Transit:     12956  TELXIUS TELXIUS Cable, ES
41.74.44.0/24        Origin:     37544  UNASSIGNED
41.74.44.0/24       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  UNASSIGNED
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  UNASSIGNED
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       /9:6       /10:17      /11:30      /12:93      
/13:124     /14:358     /15:697     /16:5938    /17:2477    /18:2572    
/19:5441    /20:8861    /21:10809   /22:19524   /23:20384   /24:112013  
/25:72      /26:47      /27:68      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2887        5491  UNINET, MX
 16509        2137       10062  AMAZON-02, US
 11492        1206        1590  CABLEONE, US
   209         959        1696  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         763         905  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE
  8376         557         715  Jordan Data Communications, JO

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

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

   1:13        2:393       3:346       5:1124      6:145       7:5      
   8:628      11:171      12:661      13:300      14:102      15:283    
  16:181      17:5        18:746      20:33       21:4        22:188    
  23:1819     24:698      25:2        27:27       29:19       31:207    
  32:1        34:10       35:58       36:1178     37:423      38:776    
  39:527      40:26       41:698      42:12       43:166      44:33     
  45:2468     46:633      47:96       49:11       50:274      51:479    
  52:1366     54:277      55:994      57:16       58:6        59:36     
  60:17       61:64       62:352      63:497      64:1522     65:810    
  66:1217     67:803      68:176      69:803      70:138      71:190    
  72:462      74:710      75:382      76:185      77:343      78:585    
  79:170      80:229      81:208      82:213      83:129      84:198    
  85:378      86:162      87:158      88:158      89:526      90:97     
  91:623      92:445      93:827      94:502      95:1110     96:357    
  97:34       98:137      99:149     100:11      101:19      102:204    
 103:1101    104:757     105:74      106:3       107:174     108:299    
 109:283     110:36      111:1791    112:446     113:42      114:33     
 115:19      116:31      117:965     118:73      119:111     120:1087   
 121:19      122:81      123:20      124:59      125:15      128:355    
 129:279     130:515     131:784     132:490     133:195     134:338    
 135:88      136:377     137:419     138:746     139:397     140:595    
 141:321     142:709     143:619     144:329     145:66      146:441    
 147:415     148:595     149:455     150:297     151:581     152:581    
 153:117     154:454     155:701     156:426     157:273     158:309    
 159:679     160:887     161:473     162:697     163:280     164:649    
 165:394     166:107     167:390     168:965     169:138     170:1272   
 171:65      172:936     173:773     174:169     175:36      176:411    
 177:781     178:391     179:524     180:56      181:930     182:18     
 183:831     184:309     185:2471    186:778     187:829     188:646    
 189:1157    190:2691    191:248     192:3856    193:1312    194:869    
 195:601     196:426     197:405     198:1984    199:3726    200:2407   
 201:2378    202:1066    203:640     204:1715    205:1663    206:1172   
 207:1119    208:910     209:1351    210:333     211:432     212:716    
 213:586     214:1022    215:42      216:1705    217:312     218:525    
 219:23      220:29      221:303     222:20      223:634    

End of report


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