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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 30 20:16:46 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 30 Jul, 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:                              188765
    Prefixes after maximum aggregation (per Origin AS):           84582
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      104735
    Number of IPv4 prefixes with a valid ROA:                     77102
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         111641
Total ASes present in the Internet Routing Table:                 16330
    Prefixes per ASN:                                             11.56
Origin-only ASes present in the Internet Routing Table:           14042
Origin ASes announcing only one prefix:                            6466
Transit ASes present in the Internet Routing Table:                2288
Transit-only ASes present in the Internet Routing Table:            639
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:               227
    Number of instances of unregistered ASNs:                       229
Number of 32-bit ASNs allocated by the RIRs:                      45047
Number of 32-bit ASNs visible in the Routing Table:                6166
Prefixes from 32-bit ASNs in the Routing Table:                   21111
Number of bogon 32-bit ASNs visible in the Routing Table:             6
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             92
Number of addresses announced to Internet:                   1154418845
    Equivalent to 68 /8s, 207 /16s and 8 /24s
    Percentage of available address space announced:               31.2
    Percentage of allocated address space announced:               31.2
    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:       52439

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

Prefixes being announced by APNIC Region ASes:                    30474
    Total APNIC prefixes after maximum aggregation:                7305
    APNIC Deaggregation factor:                                    4.17
Prefixes being announced from the APNIC address blocks:           30047
    Unique aggregates announced from the APNIC address blocks:     8370
APNIC Region origin ASes present in the Internet Routing Table:    1190
    APNIC Prefixes per ASN:                                       25.25
APNIC Region origin ASes announcing only one prefix:                486
APNIC Region transit ASes present in the Internet Routing Table:    205
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:    523
Number of APNIC addresses announced to Internet:              202057324
    Equivalent to 12 /8s, 11 /16s and 38 /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:                     85094
    Total ARIN prefixes after maximum aggregation:                46574
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83840
    Unique aggregates announced from the ARIN address blocks:     51683
ARIN Region origin ASes present in the Internet Routing Table:     7193
    ARIN Prefixes per ASN:                                        11.66
ARIN Region origin ASes announcing only one prefix:                3125
ARIN Region transit ASes present in the Internet Routing Table:     630
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:               653150817
    Equivalent to 38 /8s, 238 /16s and 74 /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:                     35161
    Total RIPE prefixes after maximum aggregation:                18405
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            36095
    Unique aggregates announced from the RIPE address blocks:     26147
RIPE Region origin ASes present in the Internet Routing Table:     3504
    RIPE Prefixes per ASN:                                        10.30
RIPE Region origin ASes announcing only one prefix:                1533
RIPE Region transit ASes present in the Internet Routing Table:     538
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1308
Number of RIPE addresses announced to Internet:               198360528
    Equivalent to 11 /8s, 210 /16s and 189 /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:                   32857
    Total LACNIC prefixes after maximum aggregation:              10238
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          32554
    Unique aggregates announced from the LACNIC address blocks:   15441
LACNIC Region origin ASes present in the Internet Routing Table:   3475
    LACNIC Prefixes per ASN:                                       9.37
LACNIC Region origin ASes announcing only one prefix:              1231
LACNIC Region transit ASes present in the Internet Routing Table:   726
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:  2757
Number of LACNIC addresses announced to Internet:              74100992
    Equivalent to 4 /8s, 106 /16s and 177 /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:                   4952
    Total AfriNIC prefixes after maximum aggregation:              1889
    AfriNIC Deaggregation factor:                                  2.62
Prefixes being announced from the AfriNIC address blocks:          6137
    Unique aggregates announced from the AfriNIC address blocks:   3008
AfriNIC Region origin ASes present in the Internet Routing Table:   228
    AfriNIC Prefixes per ASN:                                     26.92
AfriNIC Region origin ASes announcing only one prefix:               91
AfriNIC Region transit ASes present in the Internet Routing Table:   64
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:  106
Number of AfriNIC addresses announced to Internet:             26694912
    Equivalent to 1 /8s, 151 /16s and 85 /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        1508        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         612      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  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       10289      11567    3645  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2559       3180    1192  DNIC-ASBLK-00306-00371, US
  4155        2027        130    1325  USDA-1, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     578  DNIC-ASBLK-05800-06055, US
  7979        1025         67     209  SERVERS-COM, US
 14618         986       4180     737  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        1229         98    1009  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         703         60      25  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         548        105     240  CONTABO, DE
 15897         528        183      25  VODAFONETURKEY, TR
212238         468         34     412  CDNEXT, GB
 20978         419        196      13  TT_MOBIL Istanbul, TR
  3329         389        271      79  HOL-GR Athens, Greece, GR

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        5267       1588     671  UNINET, MX
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         877       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         534         73     231  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         344         44     285  Telmex Colombia S.A., CO
 22884         250         27     196  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
 29571         671         55     290  ORANGE-COTE-IVOIRE, CI
 24863         657        211     272  LINKdotNET-AS, EG
 36914         530         82       3  KENET-AS, KE
  2018         379        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 24835         147        145      83  RAYA-AS, EG
 36992         146        235     125  ETISALAT-MISR, EG
 37480         128          8      35  Cobranet, NG

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       10289      11567    3645  AMAZON-02, US
  9808        9682       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5267       1588     671  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2559       3180    1192  DNIC-ASBLK-00306-00371, US
  4155        2027        130    1325  USDA-1, US
   209        1690       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        1508        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        5267         4596  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1390  CMNET-JIANGSU-AP China Mobile communications co
   209        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
   367        2559         1367  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1315         1113  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
     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
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
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

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      /11:32      /12:94      
/13:145     /14:387     /15:767     /16:6039    /17:2605    /18:2733    
/19:5712    /20:8595    /21:11047   /22:20193   /23:20642   /24:109535  
/25:41      /26:46      /27:67      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2628        5267  UNINET, MX
 16509        2161       10289  AMAZON-02, US
   209         955        1690  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         792         941  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         695        1101  Telefonica del Peru S.A.A., PE
  8376         552         703  Jordan Data Communications, JO
 36914         508         530  KENET-AS, KE
 15897         454         528  VODAFONETURKEY, TR

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

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

   1:13        2:188       3:385       5:393       6:147       7:5      
   8:619      11:171      12:649      13:312      14:105      15:285    
  16:184      17:6        18:753      20:33       21:4        22:188    
  23:1721     24:386      25:1        27:46       29:19       31:244    
  32:1        34:10       35:60       36:1196     37:389      38:864    
  39:536      40:27       41:803      42:13       43:177      44:27     
  45:2795     46:684      47:138      49:13       50:266      51:355    
  52:1352     54:277      55:927      57:18       58:33       59:34     
  60:17       61:54       62:367      63:488      64:1416     65:779    
  66:1138     67:683      68:170      69:717      70:139      71:193    
  72:367      74:680      75:381      76:186      77:250      78:279    
  79:160      80:227      81:201      82:222      83:124      84:198    
  85:379      86:177      87:147      88:175      89:630      90:97     
  91:662      92:415      93:333      94:509      95:208      96:156    
  97:34       98:132      99:155     100:11      101:18      102:221    
 103:1172    104:647     105:77      106:4       107:186     108:305    
 109:255     110:24      111:1831    112:448     113:35      114:131    
 115:18      116:34      117:962     118:77      119:105     120:1104   
 121:37      122:79      123:21      124:57      125:19      128:343    
 129:271     130:515     131:829     132:520     133:194     134:355    
 135:82      136:387     137:434     138:808     139:398     140:584    
 141:335     142:705     143:683     144:340     145:77      146:505    
 147:408     148:604     149:459     150:291     151:535     152:538    
 153:116     154:481     155:628     156:445     157:290     158:319    
 159:576     160:665     161:498     162:660     163:273     164:658    
 165:385     166:162     167:408     168:991     169:137     170:1191   
 171:71      172:925     173:620     174:91      175:47      176:264    
 177:992     178:227     179:572     180:53      181:924     182:35     
 183:831     184:195     185:2482    186:909     187:1051    188:573    
 189:1186    190:2692    191:266     192:3821    193:1419    194:998    
 195:672     196:434     197:660     198:1972    199:3816    200:2558   
 201:2329    202:1093    203:654     204:1697    205:1683    206:1146   
 207:1100    208:873     209:1307    210:348     211:442     212:737    
 213:710     214:1026    215:42      216:1649    217:334     218:526    
 219:38      220:30      221:300     222:20      223:637    

End of report


More information about the ren-bgp-stats-all mailing list