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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 6 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 06 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:                              188583
    Prefixes after maximum aggregation (per Origin AS):           85321
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      105740
    Number of IPv4 prefixes with a valid ROA:                     74413
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114152
Total ASes present in the Internet Routing Table:                 16255
    Prefixes per ASN:                                             11.60
Origin-only ASes present in the Internet Routing Table:           13991
Origin ASes announcing only one prefix:                            6490
Transit ASes present in the Internet Routing Table:                2264
Transit-only ASes present in the Internet Routing Table:            633
Paths with bogon ASNs present in the IPv4 Routing Table:              2
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:               211
    Number of instances of unregistered ASNs:                       211
Number of 32-bit ASNs allocated by the RIRs:                      44965
Number of 32-bit ASNs visible in the Routing Table:                5910
Prefixes from 32-bit ASNs in the Routing Table:                   20009
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:             92
Number of addresses announced to Internet:                   1131352221
    Equivalent to 67 /8s, 111 /16s and 16 /24s
    Percentage of available address space announced:               30.6
    Percentage of allocated address space announced:               30.6
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       53444

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

Prefixes being announced by APNIC Region ASes:                    30378
    Total APNIC prefixes after maximum aggregation:                7377
    APNIC Deaggregation factor:                                    4.12
Prefixes being announced from the APNIC address blocks:           29879
    Unique aggregates announced from the APNIC address blocks:     8519
APNIC Region origin ASes present in the Internet Routing Table:    1186
    APNIC Prefixes per ASN:                                       25.19
APNIC Region origin ASes announcing only one prefix:                489
APNIC Region transit ASes present in the Internet Routing Table:    199
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:    528
Number of APNIC addresses announced to Internet:              201301868
    Equivalent to 11 /8s, 255 /16s and 159 /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:                     87717
    Total ARIN prefixes after maximum aggregation:                48318
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86175
    Unique aggregates announced from the ARIN address blocks:     53816
ARIN Region origin ASes present in the Internet Routing Table:     7341
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3207
ARIN Region transit ASes present in the Internet Routing Table:     665
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:    1513
Number of ARIN addresses announced to Internet:               654760545
    Equivalent to 39 /8s, 6 /16s and 218 /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:                     34433
    Total RIPE prefixes after maximum aggregation:                18498
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35477
    Unique aggregates announced from the RIPE address blocks:     26198
RIPE Region origin ASes present in the Internet Routing Table:     3719
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:                1602
RIPE Region transit ASes present in the Internet Routing Table:     592
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:    1388
Number of RIPE addresses announced to Internet:               174139088
    Equivalent to 10 /8s, 97 /16s and 38 /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:                   30959
    Total LACNIC prefixes after maximum aggregation:               9458
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          30704
    Unique aggregates announced from the LACNIC address blocks:   14606
LACNIC Region origin ASes present in the Internet Routing Table:   3072
    LACNIC Prefixes per ASN:                                       9.99
LACNIC Region origin ASes announcing only one prefix:              1112
LACNIC Region transit ASes present in the Internet Routing Table:   632
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:  2375
Number of LACNIC addresses announced to Internet:              73504256
    Equivalent to 4 /8s, 97 /16s and 150 /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:                   4885
    Total AfriNIC prefixes after maximum aggregation:              1507
    AfriNIC Deaggregation factor:                                  3.24
Prefixes being announced from the AfriNIC address blocks:          6256
    Unique aggregates announced from the AfriNIC address blocks:   2515
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     29.93
AfriNIC Region origin ASes announcing only one prefix:               80
AfriNIC Region transit ASes present in the Internet Routing Table:   62
Average AfriNIC Region AS path length visible:                      5.7
    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:             27589632
    Equivalent to 1 /8s, 164 /16s and 252 /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       7963     233  CHINAMOBILE-CN China Mobile Communicati
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communica
 56047        1506        192      48  CMNET-HUNAN-AP China Mobile communicati
 56041        1466        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         691      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10105      11532    3627  AMAZON-02, US
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2643       3269    1238  DNIC-ASBLK-00306-00371, US
  4155        1956        125    1290  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1300        382     589  DNIC-ASBLK-05800-06055, US
  7979        1009         66     203  SERVERS-COM, US
 14618         970       4179     725  AMAZON-AES, 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
 20940        1289        103    1045  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         692         60      23  Jordan Data Communications, JO
  8452         586       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         485        486      64  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         391         29     343  CDNEXT, GB

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        5666       1647     731  UNINET, MX
  3816        1324        781     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1091        369      22  Telefonica del Peru S.A.A., PE
 11830        1088        324       6  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         532         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         318         44     270  Telmex Colombia S.A., CO
 27843         231         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         801        389      16  LINKdotNET-AS, EG
 29571         515         47     237  ORANGE-COTE-IVOIRE, CI
 36914         444         82       3  KENET-AS, KE
  2018         377        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         131          9      17  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       10105      11532    3627  AMAZON-02, US
  9808        9652       7963     233  CHINAMOBILE-CN China Mobile Communicati
  8151        5666       1647     731  UNINET, MX
   749        3255      54899    2507  DNIC-AS-00749, US
   367        2643       3269    1238  DNIC-ASBLK-00306-00371, US
  4155        1956        125    1290  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communica

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         9419  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5666         4935  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2643         1405  DNIC-ASBLK-00306-00371, US
 56041        1466         1393  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1693         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1324         1127  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1088         1082  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
    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
     30442  UNALLOCATED  12.155.208.0/24           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
41.74.44.0/24        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       /10:17      /11:29      /12:95      
/13:133     /14:363     /15:705     /16:5973    /17:2475    /18:2598    
/19:5527    /20:8604    /21:11091   /22:20255   /23:20159   /24:110332  
/25:44      /26:48      /27:69      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2915        5666  UNINET, MX
 16509        2125       10105  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         957        1693  CENTURYLINK-US-LEGACY-QWEST, US
 11830         925        1088  Instituto Costarricense de Electricidad y Telec
 19901         778         925  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         685        1091  Telefonica del Peru S.A.A., PE
  8376         535         692  Jordan Data Communications, JO
  7979         439        1009  SERVERS-COM, US

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

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

   1:11        2:194       3:362       5:531       6:148       7:5      
   8:629      11:171      12:653      13:301      14:98       15:282    
  16:183      17:6        18:747      20:34       21:4        22:188    
  23:1855     24:719      25:2        27:27       29:19       31:176    
  32:1        34:10       35:58       36:1196     37:383      38:775    
  39:530      40:26       41:695      42:13       43:178      44:35     
  45:2507     46:624      47:93       49:12       50:272      51:354    
  52:1367     54:276      55:925      56:3        57:21       58:6      
  59:33       60:17       61:56       62:337      63:501      64:1482   
  65:810      66:1150     67:832      68:172      69:790      70:137    
  71:192      72:466      74:701      75:382      76:182      77:271    
  78:323      79:166      80:251      81:214      82:235      83:127    
  84:199      85:398      86:163      87:171      88:177      89:548    
  90:99       91:694      92:469      93:310      94:491      95:198    
  96:360      97:34       98:139      99:147     100:11      101:17     
 102:221     103:1182    104:696     105:76      106:3       107:185    
 108:310     109:292     110:28      111:1812    112:447     113:47     
 114:35      115:19      116:34      117:964     118:73      119:108    
 120:1088    121:36      122:85      123:21      124:56      125:15     
 128:354     129:275     130:517     131:794     132:510     133:196    
 134:340     135:87      136:388     137:423     138:752     139:385    
 140:583     141:321     142:727     143:592     144:331     145:72     
 146:469     147:402     148:585     149:468     150:292     151:541    
 152:584     153:117     154:541     155:631     156:463     157:285    
 158:310     159:663     160:859     161:463     162:700     163:276    
 164:654     165:392     166:115     167:412     168:962     169:143    
 170:1190    171:63      172:939     173:783     174:170     175:42     
 176:306     177:850     178:424     179:511     180:57      181:892    
 182:22      183:827     184:313     185:2438    186:766     187:774    
 188:546     189:1131    190:2685    191:246     192:3850    193:1496   
 194:1044    195:652     196:417     197:698     198:2004    199:3761   
 200:2503    201:2542    202:1087    203:636     204:1714    205:1708   
 206:1163    207:1118    208:906     209:1345    210:341     211:431    
 212:711     213:625     214:1008    215:42      216:1723    217:330    
 218:526     219:23      220:29      221:302     222:20      223:638    


End of report


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