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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Sep 24 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 24 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:                              242405
    Prefixes after maximum aggregation (per Origin AS):          107984
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      128461
    Number of IPv4 prefixes with a valid ROA:                    102610
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139769
Total ASes present in the Internet Routing Table:                 20047
    Prefixes per ASN:                                             12.09
Origin-only ASes present in the Internet Routing Table:           17280
Origin ASes announcing only one prefix:                            7758
Transit ASes present in the Internet Routing Table:                2767
Transit-only ASes present in the Internet Routing Table:            722
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:                                      28
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      45416
Number of 32-bit ASNs visible in the Routing Table:                7758
Prefixes from 32-bit ASNs in the Routing Table:                   27069
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:            158
Number of addresses announced to Internet:                   1500433341
    Equivalent to 89 /8s, 110 /16s and 203 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       75312

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

Prefixes being announced by APNIC Region ASes:                    31964
    Total APNIC prefixes after maximum aggregation:                7955
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31286
    Unique aggregates announced from the APNIC address blocks:     9186
APNIC Region origin ASes present in the Internet Routing Table:    1247
    APNIC Prefixes per ASN:                                       25.09
APNIC Region origin ASes announcing only one prefix:                490
APNIC Region transit ASes present in the Internet Routing Table:    217
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:              198471276
    Equivalent to 11 /8s, 212 /16s and 110 /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:                    110870
    Total ARIN prefixes after maximum aggregation:                59210
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109671
    Unique aggregates announced from the ARIN address blocks:     60789
ARIN Region origin ASes present in the Internet Routing Table:     8923
    ARIN Prefixes per ASN:                                        12.29
ARIN Region origin ASes announcing only one prefix:                3730
ARIN Region transit ASes present in the Internet Routing Table:     808
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:    1945
Number of ARIN addresses announced to Internet:               872018561
    Equivalent to 51 /8s, 249 /16s and 242 /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:                     46551
    Total RIPE prefixes after maximum aggregation:                24383
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47520
    Unique aggregates announced from the RIPE address blocks:     33549
RIPE Region origin ASes present in the Internet Routing Table:     4476
    RIPE Prefixes per ASN:                                        10.62
RIPE Region origin ASes announcing only one prefix:                1932
RIPE Region transit ASes present in the Internet Routing Table:     654
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1742
Number of RIPE addresses announced to Internet:               297788368
    Equivalent to 17 /8s, 191 /16s and 227 /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:                   43925
    Total LACNIC prefixes after maximum aggregation:              13589
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          43265
    Unique aggregates announced from the LACNIC address blocks:   20484
LACNIC Region origin ASes present in the Internet Routing Table:   4255
    LACNIC Prefixes per ASN:                                      10.17
LACNIC Region origin ASes announcing only one prefix:              1490
LACNIC Region transit ASes present in the Internet Routing Table:   882
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:  3370
Number of LACNIC addresses announced to Internet:              93778432
    Equivalent to 5 /8s, 150 /16s and 242 /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:                   8775
    Total AfriNIC prefixes after maximum aggregation:              2626
    AfriNIC Deaggregation factor:                                  3.34
Prefixes being announced from the AfriNIC address blocks:         10505
    Unique aggregates announced from the AfriNIC address blocks:   4322
AfriNIC Region origin ASes present in the Internet Routing Table:   287
    AfriNIC Prefixes per ASN:                                     36.60
AfriNIC Region origin ASes announcing only one prefix:              116
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:  143
Number of AfriNIC addresses announced to Internet:             38295808
    Equivalent to 2 /8s, 72 /16s and 89 /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        9792       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        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         552       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         464        734     111  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       10753      11814    3776  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3102      23687    1947  ATT-INTERNET4, US
   367        2536       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2133        137    1367  USDA-1, US
  6167        1792       3389     431  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1393       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        1370        109    1100  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         817       2075     707  GTT-BACKBONE GTT, US
  8452         713       1841      16  TE-AS TE-AS, EG
  8376         699         57      27  Jordan Data Communications, JO
 25019         579        999     138  SAUDINETSTC-AS, SA
  3320         563       8318     474  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
 61317         483         33     431  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        5292       1601     704  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1322        782     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       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         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         529         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       10753      11814    3776  AMAZON-02, US
  9808        9792       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5292       1601     704  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3102      23687    1947  ATT-INTERNET4, US
   367        2536       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2462       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2133        137    1367  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        9792         9723  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5292         4588  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        1511         1462  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        1792         1361  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    /16:7093    /17:3337    /18:3894    
/19:7279    /20:11435   /21:14376   /22:25957   /23:26223   /24:140646  
/25:40      /26:57      /27:35      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2685        5292  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2183       10753  AMAZON-02, US
 22773        1860        2462  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3102  ATT-INTERNET4, US
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1792  CELLCO-PART, US
 19901         839         991  BRSPD-PUBLIC, US
 10620         792        1339  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       3:473       4:5         5:1097      6:149    
   7:5         8:677      11:171      12:1018     13:315      14:107    
  15:291      16:229      17:6        18:856      20:100      21:4      
  22:188      23:2115     24:632      27:45       29:19       31:316    
  32:26       34:10       35:72       36:1199     37:734      38:1301   
  39:538      40:53       41:1108     42:162      43:202      44:34     
  45:3612     46:801      47:96       49:41       50:352      51:369    
  52:1362     54:276      55:963      56:8        57:17       58:33     
  59:34       60:16       61:59       62:479      63:779      64:1681   
  65:1020     66:1444     67:845      68:509      69:1040     70:306    
  71:206      72:549      74:888      75:415      76:227      77:333    
  78:587      79:247      80:290      81:362      82:303      83:205    
  84:326      85:519      86:207      87:186      88:219      89:772    
  90:93       91:970      92:606      93:815      94:637      95:637    
  96:201      97:57       98:456      99:160     100:24      101:21     
 102:320     103:1315    104:878     105:141     106:15      107:773    
 108:425     109:378     110:30      111:1870    112:450     113:39     
 114:47      115:29      116:46      117:962     118:174     119:118    
 120:1150    121:44      122:156     123:158     124:74      125:25     
 128:387     129:318     130:650     131:906     132:578     133:211    
 134:451     135:104     136:481     137:538     138:989     139:393    
 140:654     141:446     142:879     143:717     144:408     145:79     
 146:607     147:440     148:705     149:621     150:312     151:611    
 152:639     153:136     154:560     155:742     156:676     157:383    
 158:438     159:639     160:827     161:667     162:819     163:395    
 164:733     165:787     166:601     167:641     168:1178    169:130    
 170:1548    171:98      172:1076    173:762     174:224     175:46     
 176:365     177:1226    178:477     179:756     180:64      181:1509   
 182:44      183:845     184:446     185:2971    186:1918    187:1038   
 188:671     189:1448    190:3863    191:370     192:4709    193:1837   
 194:1317    195:918     196:766     197:777     198:2418    199:4445   
 200:3429    201:3102    202:1138    203:683     204:2063    205:1927   
 206:1549    207:1388    208:1169    209:1795    210:362     211:462    
 212:1000    213:782     214:1026    215:55      216:2269    217:410    
 218:525     219:22      220:54      221:297     222:24      223:627    


End of report


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