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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 4 20:16:57 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 04 Aug, 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:                              184961
    Prefixes after maximum aggregation (per Origin AS):           83091
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      102850
    Number of IPv4 prefixes with a valid ROA:                     73644
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         111296
Total ASes present in the Internet Routing Table:                 16093
    Prefixes per ASN:                                             11.49
Origin-only ASes present in the Internet Routing Table:           13845
Origin ASes announcing only one prefix:                            6328
Transit ASes present in the Internet Routing Table:                2248
Transit-only ASes present in the Internet Routing Table:            625
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               222
    Number of instances of unregistered ASNs:                       223
Number of 32-bit ASNs allocated by the RIRs:                      45098
Number of 32-bit ASNs visible in the Routing Table:                6070
Prefixes from 32-bit ASNs in the Routing Table:                   20854
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:             93
Number of addresses announced to Internet:                   1119534749
    Equivalent to 66 /8s, 186 /16s and 190 /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:       50799

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

Prefixes being announced by APNIC Region ASes:                    30299
    Total APNIC prefixes after maximum aggregation:                7276
    APNIC Deaggregation factor:                                    4.16
Prefixes being announced from the APNIC address blocks:           29854
    Unique aggregates announced from the APNIC address blocks:     8305
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       25.32
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    202
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    507
Number of APNIC addresses announced to Internet:              201990252
    Equivalent to 12 /8s, 10 /16s and 32 /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:                     85133
    Total ARIN prefixes after maximum aggregation:                46581
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83738
    Unique aggregates announced from the ARIN address blocks:     51623
ARIN Region origin ASes present in the Internet Routing Table:     7182
    ARIN Prefixes per ASN:                                        11.66
ARIN Region origin ASes announcing only one prefix:                3124
ARIN Region transit ASes present in the Internet Routing Table:     631
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:    1472
Number of ARIN addresses announced to Internet:               652772961
    Equivalent to 38 /8s, 232 /16s and 134 /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:                     30996
    Total RIPE prefixes after maximum aggregation:                16812
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32050
    Unique aggregates announced from the RIPE address blocks:     24075
RIPE Region origin ASes present in the Internet Routing Table:     3266
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:                1406
RIPE Region transit ASes present in the Internet Routing Table:     512
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1226
Number of RIPE addresses announced to Internet:               161889232
    Equivalent to 9 /8s, 166 /16s and 59 /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:                   33376
    Total LACNIC prefixes after maximum aggregation:              10275
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          33083
    Unique aggregates announced from the LACNIC address blocks:   15690
LACNIC Region origin ASes present in the Internet Routing Table:   3465
    LACNIC Prefixes per ASN:                                       9.55
LACNIC Region origin ASes announcing only one prefix:              1200
LACNIC Region transit ASes present in the Internet Routing Table:   707
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2725
Number of LACNIC addresses announced to Internet:              74397952
    Equivalent to 4 /8s, 111 /16s and 57 /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:                   4935
    Total AfriNIC prefixes after maximum aggregation:              1981
    AfriNIC Deaggregation factor:                                  2.49
Prefixes being announced from the AfriNIC address blocks:          6143
    Unique aggregates announced from the AfriNIC address blocks:   3070
AfriNIC Region origin ASes present in the Internet Routing Table:   276
    AfriNIC Prefixes per ASN:                                     22.26
AfriNIC Region origin ASes announcing only one prefix:              118
AfriNIC Region transit ASes present in the Internet Routing Table:   73
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  140
Number of AfriNIC addresses announced to Internet:             28429824
    Equivalent to 1 /8s, 177 /16s and 206 /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        9682       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         804        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         608      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         600       2162     464  SINET-AS Research Organization of Informa
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10432      11576    3705  AMAZON-02, US
   749        3256      54898    2508  DNIC-AS-00749, US
   367        2549       3148    1179  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1329  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     578  DNIC-ASBLK-05800-06055, US
  7979        1029         67     208  SERVERS-COM, US
 14618         986       4180     738  AMAZON-AES, US
   855         966        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
 20940        1224         98     998  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         730         60      25  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         554        106     242  CONTABO, DE
212238         472         34     415  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         383         34       5  ASN-ISKON, HR
 57878         382         31     188  PRAGER-IT, AT

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        5517       1657     668  UNINET, MX
  3816        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1041        369      22  Telefonica del Peru S.A.A., PE
 18881         872       1128      28  TELEFONICA BRASIL S.A, BR
 26599         538       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         72     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         345         44     286  Telmex Colombia S.A., CO
 22884         253         27     197  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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         639        208     266  LINKdotNET-AS, EG
 29571         543         49     258  ORANGE-COTE-IVOIRE, CI
 36914         525         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         138        142      84  RAYA-AS, EG
 15706         107         28       9  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       10432      11576    3705  AMAZON-02, US
  9808        9682       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5517       1657     668  UNINET, MX
   749        3256      54898    2508  DNIC-AS-00749, US
   367        2549       3148    1179  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1329  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-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        9682         9608  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5517         4849  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1506         1388  CMNET-JIANGSU-AP China Mobile communications co
   209        1692         1383  CENTURYLINK-US-LEGACY-QWEST, US
   367        2549         1370  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1316         1119  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  Instituto Costarricense de Electricidad y Telec

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  8.38.73.0/24              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
     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
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
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  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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ

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       /10:18      /11:30      /12:91      
/13:126     /14:358     /15:696     /16:5861    /17:2435    /18:2542    
/19:5437    /20:8261    /21:10929   /22:19458   /23:20346   /24:108130  
/25:44      /26:62      /27:70      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2745        5517  UNINET, MX
 16509        2148       10432  AMAZON-02, US
   209         957        1692  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         797         946  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         637        1041  Telefonica del Peru S.A.A., PE
  8376         579         730  Jordan Data Communications, JO
 36914         503         525  KENET-AS, KE
  7979         443        1029  SERVERS-COM, US

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

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

   1:13        2:183       3:389       5:381       6:149       7:5      
   8:619      11:171      12:648      13:311      14:106      15:284    
  16:218      17:6        18:822      20:33       21:4        22:188    
  23:1723     24:390      25:2        27:36       29:19       31:173    
  32:1        34:10       35:60       36:1194     37:391      38:831    
  39:536      40:27       41:770      42:12       43:173      44:26     
  45:2775     46:634      47:84       49:12       50:265      51:355    
  52:1356     54:277      55:948      57:18       58:31       59:34     
  60:17       61:54       62:328      63:485      64:1404     65:770    
  66:1132     67:682      68:169      69:720      70:137      71:188    
  72:365      74:679      75:381      76:181      77:249      78:284    
  79:161      80:202      81:189      82:218      83:105      84:192    
  85:315      86:160      87:147      88:175      89:566      90:98     
  91:593      92:416      93:315      94:479      95:170      96:157    
  97:34       98:133      99:154     100:11      101:18      102:323    
 103:1151    104:651     105:88      106:3       107:189     108:307    
 109:252     110:24      111:1832    112:447     113:35      114:39     
 115:18      116:34      117:962     118:74      119:105     120:1103   
 121:36      122:76      123:19      124:57      125:19      128:340    
 129:270     130:519     131:837     132:528     133:196     134:339    
 135:80      136:382     137:436     138:810     139:383     140:588    
 141:331     142:705     143:683     144:334     145:66      146:471    
 147:393     148:586     149:454     150:288     151:543     152:538    
 153:116     154:505     155:632     156:440     157:292     158:314    
 159:556     160:609     161:505     162:651     163:271     164:656    
 165:386     166:163     167:411     168:1002    169:142     170:1189   
 171:69      172:924     173:616     174:91      175:46      176:262    
 177:984     178:219     179:595     180:54      181:893     182:37     
 183:831     184:195     185:2333    186:927     187:1219    188:516    
 189:1189    190:2659    191:266     192:3805    193:1311    194:865    
 195:575     196:446     197:569     198:1976    199:3817    200:2624   
 201:2331    202:1089    203:660     204:1685    205:1677    206:1155   
 207:1117    208:868     209:1326    210:349     211:441     212:695    
 213:577     214:1020    215:42      216:1657    217:269     218:526    
 219:38      220:30      221:300     222:20      223:635    

End of report


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