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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 25 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 25 Sep, 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:                              243544
    Prefixes after maximum aggregation (per Origin AS):          108224
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      128863
    Number of IPv4 prefixes with a valid ROA:                    103063
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         140455
Total ASes present in the Internet Routing Table:                 20093
    Prefixes per ASN:                                             12.12
Origin-only ASes present in the Internet Routing Table:           17324
Origin ASes announcing only one prefix:                            7777
Transit ASes present in the Internet Routing Table:                2769
Transit-only ASes present in the Internet Routing Table:            713
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               315
    Number of instances of unregistered ASNs:                       316
Number of 32-bit ASNs allocated by the RIRs:                      45422
Number of 32-bit ASNs visible in the Routing Table:                7793
Prefixes from 32-bit ASNs in the Routing Table:                   27383
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:            153
Number of addresses announced to Internet:                   1501725149
    Equivalent to 89 /8s, 130 /16s and 129 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       75807

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

Prefixes being announced by APNIC Region ASes:                    32026
    Total APNIC prefixes after maximum aggregation:                7971
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31342
    Unique aggregates announced from the APNIC address blocks:     9202
APNIC Region origin ASes present in the Internet Routing Table:    1251
    APNIC Prefixes per ASN:                                       25.05
APNIC Region origin ASes announcing only one prefix:                491
APNIC Region transit ASes present in the Internet Routing Table:    214
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:    563
Number of APNIC addresses announced to Internet:              198654828
    Equivalent to 11 /8s, 215 /16s and 59 /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:                    111438
    Total ARIN prefixes after maximum aggregation:                59489
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           110302
    Unique aggregates announced from the ARIN address blocks:     61247
ARIN Region origin ASes present in the Internet Routing Table:     8942
    ARIN Prefixes per ASN:                                        12.34
ARIN Region origin ASes announcing only one prefix:                3730
ARIN Region transit ASes present in the Internet Routing Table:     812
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:    1949
Number of ARIN addresses announced to Internet:               872251809
    Equivalent to 51 /8s, 253 /16s and 129 /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:                     46426
    Total RIPE prefixes after maximum aggregation:                24373
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            47470
    Unique aggregates announced from the RIPE address blocks:     33623
RIPE Region origin ASes present in the Internet Routing Table:     4484
    RIPE Prefixes per ASN:                                        10.59
RIPE Region origin ASes announcing only one prefix:                1932
RIPE Region transit ASes present in the Internet Routing Table:     649
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1746
Number of RIPE addresses announced to Internet:               297864656
    Equivalent to 17 /8s, 193 /16s and 13 /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:                   44550
    Total LACNIC prefixes after maximum aggregation:              13537
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43749
    Unique aggregates announced from the LACNIC address blocks:   20328
LACNIC Region origin ASes present in the Internet Routing Table:   4279
    LACNIC Prefixes per ASN:                                      10.22
LACNIC Region origin ASes announcing only one prefix:              1509
LACNIC Region transit ASes present in the Internet Routing Table:   889
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3391
Number of LACNIC addresses announced to Internet:              94588160
    Equivalent to 5 /8s, 163 /16s and 77 /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:                   8789
    Total AfriNIC prefixes after maximum aggregation:              2634
    AfriNIC Deaggregation factor:                                  3.34
Prefixes being announced from the AfriNIC address blocks:         10528
    Unique aggregates announced from the AfriNIC address blocks:   4333
AfriNIC Region origin ASes present in the Internet Routing Table:   288
    AfriNIC Prefixes per ASN:                                     36.56
AfriNIC Region origin ASes announcing only one prefix:              115
AfriNIC Region transit ASes present in the Internet Routing Table:   76
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  144
Number of AfriNIC addresses announced to Internet:             38285824
    Equivalent to 2 /8s, 72 /16s and 50 /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        9793       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1510        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         551       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         465        742     112  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10772      11813    3793  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3138      23689    1944  ATT-INTERNET4, US
   367        2540       3027    1189  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2124        136    1370  USDA-1, US
  6167        1793       3393     429  CELLCO-PART, US
   209        1684       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1394       1047     109  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1347        108    1084  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         817       2075     707  GTT-BACKBONE GTT, US
  8376         715         56      27  Jordan Data Communications, JO
  8452         714       1842      17  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
  3320         569       8319     478  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
 61317         482         33     430  ASDETUK www.heficed.com, US

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        5656       1721     707  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1351        193    1013  Telmex Colombia S.A., CO
  3816        1321        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1046       2503      53  TIM SA, BR
 18881         858       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         533       2880      72  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1371        389      16  LINKdotNET-AS, EG
 29571         947         68     302  ORANGE-COTE-IVOIRE, CI
 36935         632        122     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         494        333     181  RAYA-AS, EG
  2018         381        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         273       1012      12  MOBINIL, EG

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       10772      11813    3793  AMAZON-02, US
  9808        9793       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5656       1721     707  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3138      23689    1944  ATT-INTERNET4, US
   367        2540       3027    1189  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2124        136    1370  USDA-1, US
 11830        2010        369      64  Instituto Costarricense de Electricidad y

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        9793         9724  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5656         4949  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2462         1756  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1510         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1684         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1364  CELLCO-PART, US

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  8.17.66.0/24               701  UUNET, US
     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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

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        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:197     /14:525     /15:1032    /16:7095    /17:3347    /18:3904    
/19:7360    /20:11497   /21:14491   /22:25990   /23:26408   /24:141286  
/25:40      /26:57      /27:36      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2868        5656  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2220       10772  AMAZON-02, US
 22773        1860        2462  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1411        3138  ATT-INTERNET4, US
   209         953        1684  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1793  CELLCO-PART, US
 19901         840         991  BRSPD-PUBLIC, US
 10620         803        1351  Telmex Colombia S.A., CO

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

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

   1:40        2:486       3:471       4:5         5:1097      6:149    
   7:5         8:678      11:171      12:1017     13:311      14:108    
  15:291      16:231      17:6        18:857      20:103      21:4      
  22:188      23:2098     24:633      27:45       29:19       31:319    
  32:26       34:10       35:72       36:1199     37:719      38:1459   
  39:539      40:53       41:1106     42:161      43:201      44:34     
  45:3609     46:803      47:96       49:38       50:351      51:365    
  52:1362     54:275      55:966      56:8        57:17       58:33     
  59:32       60:16       61:63       62:477      63:781      64:1697   
  65:1059     66:1455     67:854      68:509      69:1100     70:304    
  71:207      72:570      74:890      75:416      76:236      77:332    
  78:589      79:249      80:296      81:364      82:305      83:203    
  84:326      85:523      86:219      87:185      88:218      89:738    
  90:90       91:956      92:648      93:845      94:625      95:630    
  96:199      97:57       98:453      99:161     100:24      101:21     
 102:317     103:1325    104:880     105:141     106:15      107:770    
 108:433     109:371     110:33      111:1869    112:449     113:39     
 114:48      115:29      116:44      117:962     118:174     119:119    
 120:1150    121:44      122:155     123:158     124:74      125:25     
 128:387     129:318     130:655     131:931     132:578     133:211    
 134:452     135:104     136:482     137:542     138:994     139:392    
 140:655     141:445     142:881     143:705     144:412     145:78     
 146:610     147:440     148:696     149:625     150:313     151:617    
 152:653     153:136     154:561     155:742     156:682     157:378    
 158:443     159:642     160:831     161:664     162:858     163:393    
 164:733     165:786     166:603     167:643     168:1217    169:131    
 170:1540    171:98      172:1082    173:763     174:221     175:46     
 176:367     177:1191    178:476     179:738     180:64      181:1507   
 182:44      183:845     184:445     185:2983    186:1923    187:1055   
 188:677     189:1414    190:4006    191:409     192:4721    193:1838   
 194:1317    195:916     196:773     197:770     198:2418    199:4396   
 200:3437    201:3082    202:1137    203:694     204:2063    205:1943   
 206:1554    207:1395    208:1170    209:1821    210:362     211:462    
 212:996     213:785     214:1025    215:56      216:2302    217:410    
 218:525     219:22      220:54      221:297     222:24      223:628    


End of report


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