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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 10 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 10 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:                              242997
    Prefixes after maximum aggregation (per Origin AS):          110134
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      131296
    Number of IPv4 prefixes with a valid ROA:                     99192
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143782
Total ASes present in the Internet Routing Table:                 20383
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           17543
Origin ASes announcing only one prefix:                            7908
Transit ASes present in the Internet Routing Table:                2840
Transit-only ASes present in the Internet Routing Table:            723
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:               335
    Number of instances of unregistered ASNs:                       336
Number of 32-bit ASNs allocated by the RIRs:                      45159
Number of 32-bit ASNs visible in the Routing Table:                7847
Prefixes from 32-bit ASNs in the Routing Table:                   27879
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:            150
Number of addresses announced to Internet:                   1497875613
    Equivalent to 89 /8s, 71 /16s and 196 /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:       74930

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

Prefixes being announced by APNIC Region ASes:                    31223
    Total APNIC prefixes after maximum aggregation:                7752
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           30701
    Unique aggregates announced from the APNIC address blocks:     9101
APNIC Region origin ASes present in the Internet Routing Table:    1260
    APNIC Prefixes per ASN:                                       24.37
APNIC Region origin ASes announcing only one prefix:                502
APNIC Region transit ASes present in the Internet Routing Table:    222
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    565
Number of APNIC addresses announced to Internet:              201565804
    Equivalent to 12 /8s, 3 /16s and 166 /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:                    110869
    Total ARIN prefixes after maximum aggregation:                59653
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110062
    Unique aggregates announced from the ARIN address blocks:     61743
ARIN Region origin ASes present in the Internet Routing Table:     8981
    ARIN Prefixes per ASN:                                        12.25
ARIN Region origin ASes announcing only one prefix:                3740
ARIN Region transit ASes present in the Internet Routing Table:     822
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:    1944
Number of ARIN addresses announced to Internet:               870787425
    Equivalent to 51 /8s, 231 /16s and 41 /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:                     47266
    Total RIPE prefixes after maximum aggregation:                26043
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47478
    Unique aggregates announced from the RIPE address blocks:     35125
RIPE Region origin ASes present in the Internet Routing Table:     4735
    RIPE Prefixes per ASN:                                        10.03
RIPE Region origin ASes announcing only one prefix:                2063
RIPE Region transit ASes present in the Internet Routing Table:     700
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:    1848
Number of RIPE addresses announced to Internet:               292152016
    Equivalent to 17 /8s, 105 /16s and 226 /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:                   43879
    Total LACNIC prefixes after maximum aggregation:              13734
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          43152
    Unique aggregates announced from the LACNIC address blocks:   20573
LACNIC Region origin ASes present in the Internet Routing Table:   4232
    LACNIC Prefixes per ASN:                                      10.20
LACNIC Region origin ASes announcing only one prefix:              1470
LACNIC Region transit ASes present in the Internet Routing Table:   873
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:  3339
Number of LACNIC addresses announced to Internet:              93656320
    Equivalent to 5 /8s, 149 /16s and 21 /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:                   9425
    Total AfriNIC prefixes after maximum aggregation:              2717
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         11454
    Unique aggregates announced from the AfriNIC address blocks:   4631
AfriNIC Region origin ASes present in the Internet Routing Table:   307
    AfriNIC Prefixes per ASN:                                     37.31
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   82
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  151
Number of AfriNIC addresses announced to Internet:             39634432
    Equivalent to 2 /8s, 92 /16s and 198 /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        9703       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         598       2138     464  SINET-AS Research Organization of Informa
 56040         485        490     108  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       10518      11593    3748  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2895      23672    1813  ATT-INTERNET4, US
   367        2499       3087    1172  DNIC-ASBLK-00306-00371, US
  4155        2052        132    1334  USDA-1, US
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       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        1311        104    1075  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         773         61      24  Jordan Data Communications, JO
 34984         679         83     428  TELLCOM-AS, TR
212238         566         41     496  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         550       8319     461  DTAG Internet service provider operations

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        5344       1611     717  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1068        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         72     230  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        1300        388      22  LINKdotNET-AS, EG
 29571        1005         69     309  ORANGE-COTE-IVOIRE, CI
 24835         966        416     140  RAYA-AS, EG
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         677        124     176  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
  6713         179        655     122  IAM-AS, MA

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       10518      11593    3748  AMAZON-02, US
  9808        9703       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5344       1611     717  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2895      23672    1813  ATT-INTERNET4, US
   367        2499       3087    1172  DNIC-ASBLK-00306-00371, US
  4155        2052        132    1334  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  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        9703         9628  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5344         4627  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1362  CELLCO-PART, US
   367        2499         1327  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
    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
23.142.96.0/24       Origin:     40501  AS-COLOIP, US
23.142.96.0/24      Transit:     20326  TERASWITCH, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
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      /11:40      /12:137     
/13:193     /14:522     /15:1028    /16:7079    /17:3399    /18:3872    
/19:7356    /20:11368   /21:14406   /22:26624   /23:26032   /24:140707  
/25:41      /26:52      /27:35      /28:19      /29:16      /30:13      
/31:1       /32:5       

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

   ASN  No of nets  Total ann.  Description
  8151        2721        5344  UNINET, MX
 16509        2150       10518  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2895  ATT-INTERNET4, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
  6167         883        1793  CELLCO-PART, US
 10620         833        1384  Telmex Colombia S.A., CO
 19901         804         953  BRSPD-PUBLIC, US
 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)
----------------------------------------------

   1:18        2:301       3:402       4:5         5:669       6:148    
   7:5         8:699      11:171      12:1026     13:302      14:114    
  15:290      16:226      17:6        18:829      20:202      21:4      
  22:188      23:2057     24:657      25:2        27:39       29:19     
  31:371      32:26       34:10       35:67       36:1196     37:691    
  38:1385     39:538      40:54       41:1150     42:104      43:189    
  44:40       45:3712     46:869      47:89       49:19       50:337    
  51:373      52:1365     54:275      55:947      56:8        57:19     
  58:33       59:33       60:17       61:54       62:496      63:788    
  64:1698     65:1040     66:1436     67:878      68:501      69:1037   
  70:314      71:209      72:535      74:895      75:413      76:220    
  77:362      78:322      79:228      80:342      81:372      82:338    
  83:180      84:342      85:466      86:222      87:197      88:249    
  89:845      90:101      91:1007     92:552      93:427      94:626    
  95:269      96:217      97:57       98:383      99:161     100:12     
 101:20      102:407     103:1336    104:914     105:159     106:3      
 107:798     108:436     109:395     110:24      111:1838    112:456    
 113:38      114:48      115:25      116:42      117:964     118:88     
 119:114     120:1106    121:38      122:86      123:76      124:58     
 125:18      128:482     129:323     130:627     131:943     132:568    
 133:196     134:450     135:107     136:444     137:531     138:983    
 139:458     140:654     141:464     142:802     143:757     144:408    
 145:79      146:597     147:489     148:721     149:652     150:305    
 151:611     152:672     153:137     154:661     155:740     156:727    
 157:372     158:426     159:664     160:918     161:629     162:879    
 163:406     164:728     165:803     166:581     167:635     168:1293   
 169:165     170:1541    171:105     172:1150    173:772     174:152    
 175:59      176:655     177:1216    178:427     179:774     180:68     
 181:1541    182:39      183:833     184:332     185:3251    186:1797   
 187:1178    188:694     189:1354    190:4030    191:459     192:4755   
 193:1942    194:1398    195:982     196:855     197:713     198:2472   
 199:4407    200:3367    201:3071    202:1145    203:688     204:2050   
 205:1926    206:1546    207:1378    208:1174    209:1777    210:353    
 211:444     212:973     213:759     214:1016    215:42      216:2373   
 217:455     218:527     219:38      220:32      221:300     222:20     
 223:641    

End of report


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