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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 26 20:16:52 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 26 Aug, 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:                              242126
    Prefixes after maximum aggregation (per Origin AS):          109584
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      129843
    Number of IPv4 prefixes with a valid ROA:                     98902
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         143199
Total ASes present in the Internet Routing Table:                 20398
    Prefixes per ASN:                                             11.87
Origin-only ASes present in the Internet Routing Table:           17557
Origin ASes announcing only one prefix:                            7916
Transit ASes present in the Internet Routing Table:                2841
Transit-only ASes present in the Internet Routing Table:            714
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:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               326
    Number of instances of unregistered ASNs:                       327
Number of 32-bit ASNs allocated by the RIRs:                      45245
Number of 32-bit ASNs visible in the Routing Table:                7919
Prefixes from 32-bit ASNs in the Routing Table:                   27969
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:            146
Number of addresses announced to Internet:                   1499495069
    Equivalent to 89 /8s, 96 /16s and 122 /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:       74121

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

Prefixes being announced by APNIC Region ASes:                    31771
    Total APNIC prefixes after maximum aggregation:                7940
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31162
    Unique aggregates announced from the APNIC address blocks:     9094
APNIC Region origin ASes present in the Internet Routing Table:    1291
    APNIC Prefixes per ASN:                                       24.14
APNIC Region origin ASes announcing only one prefix:                523
APNIC Region transit ASes present in the Internet Routing Table:    224
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:    591
Number of APNIC addresses announced to Internet:              202076524
    Equivalent to 12 /8s, 11 /16s and 113 /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:                    111386
    Total ARIN prefixes after maximum aggregation:                59992
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110174
    Unique aggregates announced from the ARIN address blocks:     61688
ARIN Region origin ASes present in the Internet Routing Table:     9022
    ARIN Prefixes per ASN:                                        12.21
ARIN Region origin ASes announcing only one prefix:                3750
ARIN Region transit ASes present in the Internet Routing Table:     819
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:    1974
Number of ARIN addresses announced to Internet:               870669921
    Equivalent to 51 /8s, 229 /16s and 94 /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:                     45022
    Total RIPE prefixes after maximum aggregation:                24716
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            45737
    Unique aggregates announced from the RIPE address blocks:     33666
RIPE Region origin ASes present in the Internet Routing Table:     4611
    RIPE Prefixes per ASN:                                         9.92
RIPE Region origin ASes announcing only one prefix:                2012
RIPE Region transit ASes present in the Internet Routing Table:     691
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1807
Number of RIPE addresses announced to Internet:               291947728
    Equivalent to 17 /8s, 102 /16s and 196 /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:                   44000
    Total LACNIC prefixes after maximum aggregation:              13794
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          43261
    Unique aggregates announced from the LACNIC address blocks:   20510
LACNIC Region origin ASes present in the Internet Routing Table:   4319
    LACNIC Prefixes per ASN:                                      10.02
LACNIC Region origin ASes announcing only one prefix:              1500
LACNIC Region transit ASes present in the Internet Routing Table:   893
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:  3394
Number of LACNIC addresses announced to Internet:              94691584
    Equivalent to 5 /8s, 164 /16s and 225 /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:                   9621
    Total AfriNIC prefixes after maximum aggregation:              2910
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         11646
    Unique aggregates announced from the AfriNIC address blocks:   4766
AfriNIC Region origin ASes present in the Internet Routing Table:   299
    AfriNIC Prefixes per ASN:                                     38.95
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             40030464
    Equivalent to 2 /8s, 98 /16s and 209 /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        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1513        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1480        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         597       2169     465  SINET-AS Research Organization of Informa
 17676         588      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         480        490     110  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10481      11767    3776  AMAZON-02, US
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2892      23670    1819  ATT-INTERNET4, US
   367        2451       2993    1184  DNIC-ASBLK-00306-00371, US
  4155        2077        133    1348  USDA-1, US
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1814       3381     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1382       1047     108  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
 20940        1244        100    1024  AKAMAI-ASN1, NL
  3257         985       2084     781  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         834       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         708         59      29  Jordan Data Communications, JO
212238         563         41     493  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         547       8318     462  DTAG Internet service provider operations
 61317         524         36     470  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        5368       1563     726  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1348        193    1010  Telmex Colombia S.A., CO
  3816        1321        777     205  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1051       2503      53  TIM SA, BR
  6147        1044        369      22  Telefonica del Peru S.A.A., PE
 18881         877       1128      28  TELEFONICA BRASIL S.A, BR
 28006         634         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         535       2892      68  TELEFONICA BRASIL S.A, BR
 13999         521         72     226  Mega Cable, S.A. de C.V., MX

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        1299        388      22  LINKdotNET-AS, EG
 24835        1025        472     145  RAYA-AS, EG
 29571         884         64     309  ORANGE-COTE-IVOIRE, CI
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         785        134     177  Vodafone-, EG
 36914         517         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
 20011         273         35     197  INTERNET-SOLUTIONS, ZA

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       10481      11767    3776  AMAZON-02, US
  9808        9714       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5368       1563     726  UNINET, MX
   749        3253      54897    2505  DNIC-AS-00749, US
  7018        2892      23670    1819  ATT-INTERNET4, US
   367        2451       2993    1184  DNIC-ASBLK-00306-00371, US
  4155        2077        133    1348  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1866       2028     636  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1814       3381     436  CELLCO-PART, US

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        9714         9639  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5368         4642  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
  6167        1814         1378  CELLCO-PART, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
 24863        1299         1277  LINKdotNET-AS, EG

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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      /10:29      /11:41      /12:135     
/13:194     /14:515     /15:1028    /16:7118    /17:3381    /18:3918    
/19:7317    /20:11322   /21:14467   /22:26602   /23:26155   /24:139710  
/25:37      /26:50      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2775        5368  UNINET, MX
 16509        2123       10481  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1866  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1317        2892  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         889        1814  CELLCO-PART, US
 19901         816         966  BRSPD-PUBLIC, US
 10620         800        1348  Telmex Colombia S.A., CO
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:41        2:289       3:437       4:5         5:734       6:148    
   7:5         8:695      11:171      12:1021     13:297      14:105    
  15:291      16:226      17:6        18:831      20:100      21:4      
  22:188      23:2062     24:638      25:2        27:46       29:19     
  31:340      32:26       34:10       35:71       36:1196     37:657    
  38:1394     39:541      40:53       41:1134     42:174      43:195    
  44:49       45:3705     46:838      47:96       49:37       50:335    
  51:372      52:1361     54:274      55:970      56:8        57:17     
  58:31       59:33       60:17       61:57       62:488      63:785    
  64:1714     65:1070     66:1437     67:878      68:514      69:1080   
  70:307      71:205      72:567      74:912      75:412      76:235    
  77:318      78:322      79:211      80:308      81:380      82:291    
  83:170      84:331      85:467      86:203      87:192      88:236    
  89:818      90:97       91:969      92:581      93:432      94:617    
  95:260      96:213      97:57       98:386      99:157     100:12     
 101:21      102:396     103:1361    104:919     105:160     106:17     
 107:803     108:440     109:375     110:25      111:1844    112:449    
 113:41      114:43      115:22      116:47      117:962     118:174    
 119:133     120:1104    121:38      122:172     123:110     124:73     
 125:19      128:480     129:289     130:624     131:943     132:577    
 133:195     134:472     135:108     136:451     137:518     138:993    
 139:458     140:665     141:454     142:771     143:735     144:404    
 145:79      146:602     147:469     148:733     149:669     150:307    
 151:609     152:707     153:133     154:652     155:736     156:674    
 157:362     158:433     159:666     160:821     161:667     162:889    
 163:395     164:730     165:811     166:571     167:653     168:1310   
 169:169     170:1548    171:106     172:1049    173:768     174:148    
 175:39      176:367     177:1191    178:414     179:797     180:68     
 181:1512    182:46      183:831     184:318     185:3062    186:1754   
 187:1134    188:680     189:1343    190:3964    191:410     192:4667   
 193:1740    194:1245    195:935     196:852     197:928     198:2444   
 199:4446    200:3398    201:3096    202:1095    203:691     204:2087   
 205:1928    206:1569    207:1397    208:1182    209:1766    210:356    
 211:444     212:951     213:753     214:1021    215:43      216:2360   
 217:482     218:528     219:38      220:32      221:300     222:20     
 223:651    

End of report


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