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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 26 20:16:56 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 26 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:                              243877
    Prefixes after maximum aggregation (per Origin AS):          108178
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      129209
    Number of IPv4 prefixes with a valid ROA:                    103319
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         140532
Total ASes present in the Internet Routing Table:                 20041
    Prefixes per ASN:                                             12.17
Origin-only ASes present in the Internet Routing Table:           17281
Origin ASes announcing only one prefix:                            7715
Transit ASes present in the Internet Routing Table:                2760
Transit-only ASes present in the Internet Routing Table:            717
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:               317
    Number of instances of unregistered ASNs:                       318
Number of 32-bit ASNs allocated by the RIRs:                      45428
Number of 32-bit ASNs visible in the Routing Table:                7750
Prefixes from 32-bit ASNs in the Routing Table:                   27358
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:                   1501626333
    Equivalent to 89 /8s, 128 /16s and 255 /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:       75915

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

Prefixes being announced by APNIC Region ASes:                    32119
    Total APNIC prefixes after maximum aggregation:                7977
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31435
    Unique aggregates announced from the APNIC address blocks:     9220
APNIC Region origin ASes present in the Internet Routing Table:    1244
    APNIC Prefixes per ASN:                                       25.27
APNIC Region origin ASes announcing only one prefix:                483
APNIC Region transit ASes present in the Internet Routing Table:    215
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:    558
Number of APNIC addresses announced to Internet:              198634860
    Equivalent to 11 /8s, 214 /16s and 237 /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:                    111642
    Total ARIN prefixes after maximum aggregation:                59447
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110545
    Unique aggregates announced from the ARIN address blocks:     61454
ARIN Region origin ASes present in the Internet Routing Table:     8944
    ARIN Prefixes per ASN:                                        12.36
ARIN Region origin ASes announcing only one prefix:                3729
ARIN Region transit ASes present in the Internet Routing Table:     810
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:               872397985
    Equivalent to 51 /8s, 255 /16s and 188 /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:                     46519
    Total RIPE prefixes after maximum aggregation:                24369
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47512
    Unique aggregates announced from the RIPE address blocks:     33596
RIPE Region origin ASes present in the Internet Routing Table:     4480
    RIPE Prefixes per ASN:                                        10.61
RIPE Region origin ASes announcing only one prefix:                1925
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:    1748
Number of RIPE addresses announced to Internet:               297763024
    Equivalent to 17 /8s, 191 /16s and 128 /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:                   44496
    Total LACNIC prefixes after maximum aggregation:              13515
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43711
    Unique aggregates announced from the LACNIC address blocks:   20460
LACNIC Region origin ASes present in the Internet Routing Table:   4227
    LACNIC Prefixes per ASN:                                      10.34
LACNIC Region origin ASes announcing only one prefix:              1458
LACNIC Region transit ASes present in the Internet Routing Table:   877
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:  3348
Number of LACNIC addresses announced to Internet:              94464768
    Equivalent to 5 /8s, 161 /16s and 107 /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:                   8784
    Total AfriNIC prefixes after maximum aggregation:              2650
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         10521
    Unique aggregates announced from the AfriNIC address blocks:   4349
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     35.91
AfriNIC Region origin ASes announcing only one prefix:              120
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:  147
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        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        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         470        766     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       10819      11823    3806  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3153      23690    1952  ATT-INTERNET4, US
   367        2530       3028    1186  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2130        144    1370  USDA-1, US
  6167        1793       3393     429  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1596        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1407        402     445  DNIC-ASBLK-05800-06055, 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        1389        110    1108  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         818       2075     707  GTT-BACKBONE GTT, US
  8376         712         56      27  Jordan Data Communications, JO
  8452         697       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
212238         484         36     438  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        5614       1688     715  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1351        193    1013  Telmex Colombia S.A., CO
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       2503      53  TIM SA, BR
 18881         849       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        1373        389      16  LINKdotNET-AS, EG
 29571         946         68     301  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         518         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         256       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       10819      11823    3806  AMAZON-02, US
  9808        9866       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5614       1688     715  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3153      23690    1952  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2530       3028    1186  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2130        144    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        9866         9797  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5614         4899  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        1507         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1685         1382  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     /14:527     /15:1028    /16:7090    /17:3350    /18:3894    
/19:7334    /20:11500   /21:14472   /22:26011   /23:26512   /24:141550  
/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        2906        5614  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2222       10819  AMAZON-02, US
 22773        1860        2462  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1417        3153  ATT-INTERNET4, US
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1793  CELLCO-PART, US
 19901         842         993  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       3:478       4:5         5:1099      6:149    
   7:5         8:680      11:171      12:1016     13:315      14:108    
  15:291      16:231      17:6        18:859      20:99       21:4      
  22:188      23:2126     24:633      27:45       29:19       31:314    
  32:26       34:10       35:72       36:1200     37:720      38:1447   
  39:539      40:53       41:1103     42:161      43:205      44:34     
  45:3609     46:808      47:96       49:38       50:351      51:369    
  52:1363     54:276      55:967      56:8        57:17       58:33     
  59:32       60:16       61:65       62:480      63:783      64:1732   
  65:1059     66:1460     67:852      68:510      69:1099     70:303    
  71:207      72:556      74:890      75:416      76:232      77:332    
  78:593      79:250      80:287      81:361      82:306      83:204    
  84:325      85:522      86:220      87:188      88:216      89:731    
  90:90       91:959      92:661      93:845      94:647      95:628    
  96:203      97:57       98:453      99:162     100:24      101:21     
 102:331     103:1326    104:884     105:141     106:15      107:773    
 108:426     109:365     110:33      111:1869    112:449     113:39     
 114:48      115:29      116:44      117:962     118:174     119:119    
 120:1172    121:44      122:153     123:159     124:74      125:25     
 128:384     129:318     130:649     131:916     132:579     133:211    
 134:451     135:104     136:478     137:541     138:993     139:402    
 140:657     141:444     142:882     143:709     144:409     145:79     
 146:609     147:438     148:696     149:622     150:315     151:616    
 152:653     153:136     154:565     155:740     156:685     157:399    
 158:436     159:641     160:832     161:666     162:861     163:392    
 164:735     165:783     166:604     167:647     168:1227    169:131    
 170:1544    171:98      172:1083    173:763     174:220     175:46     
 176:346     177:1172    178:475     179:742     180:63      181:1524   
 182:44      183:850     184:450     185:3000    186:1936    187:1085   
 188:670     189:1399    190:4022    191:387     192:4724    193:1836   
 194:1319    195:914     196:774     197:761     198:2425    199:4404   
 200:3465    201:3106    202:1139    203:694     204:2066    205:1933   
 206:1558    207:1394    208:1169    209:1808    210:363     211:463    
 212:1008    213:773     214:1059    215:55      216:2298    217:406    
 218:525     219:22      220:54      221:300     222:24      223:654    


End of report


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