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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Aug 28 20:16:54 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 28 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:                              245320
    Prefixes after maximum aggregation (per Origin AS):          110875
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      132400
    Number of IPv4 prefixes with a valid ROA:                     99531
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         145764
Total ASes present in the Internet Routing Table:                 20503
    Prefixes per ASN:                                             11.97
Origin-only ASes present in the Internet Routing Table:           17645
Origin ASes announcing only one prefix:                            7974
Transit ASes present in the Internet Routing Table:                2858
Transit-only ASes present in the Internet Routing Table:            718
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               329
    Number of instances of unregistered ASNs:                       330
Number of 32-bit ASNs allocated by the RIRs:                      45256
Number of 32-bit ASNs visible in the Routing Table:                7966
Prefixes from 32-bit ASNs in the Routing Table:                   28075
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:            144
Number of addresses announced to Internet:                   1506746013
    Equivalent to 89 /8s, 207 /16s and 30 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       75206

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

Prefixes being announced by APNIC Region ASes:                    31773
    Total APNIC prefixes after maximum aggregation:                7934
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           31194
    Unique aggregates announced from the APNIC address blocks:     9160
APNIC Region origin ASes present in the Internet Routing Table:    1278
    APNIC Prefixes per ASN:                                       24.41
APNIC Region origin ASes announcing only one prefix:                516
APNIC Region transit ASes present in the Internet Routing Table:    220
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:    585
Number of APNIC addresses announced to Internet:              202048108
    Equivalent to 12 /8s, 11 /16s and 2 /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:                    113650
    Total ARIN prefixes after maximum aggregation:                60953
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           112457
    Unique aggregates announced from the ARIN address blocks:     63896
ARIN Region origin ASes present in the Internet Routing Table:     9074
    ARIN Prefixes per ASN:                                        12.39
ARIN Region origin ASes announcing only one prefix:                3781
ARIN Region transit ASes present in the Internet Routing Table:     830
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:    1993
Number of ARIN addresses announced to Internet:               872444257
    Equivalent to 52 /8s, 0 /16s and 113 /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:                     45919
    Total RIPE prefixes after maximum aggregation:                25418
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            46419
    Unique aggregates announced from the RIPE address blocks:     34451
RIPE Region origin ASes present in the Internet Routing Table:     4706
    RIPE Prefixes per ASN:                                         9.86
RIPE Region origin ASes announcing only one prefix:                2045
RIPE Region transit ASes present in the Internet Routing Table:     709
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:    1863
Number of RIPE addresses announced to Internet:               298112976
    Equivalent to 17 /8s, 196 /16s and 215 /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:                   44011
    Total LACNIC prefixes after maximum aggregation:              13439
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43346
    Unique aggregates announced from the LACNIC address blocks:   19955
LACNIC Region origin ASes present in the Internet Routing Table:   4259
    LACNIC Prefixes per ASN:                                      10.18
LACNIC Region origin ASes announcing only one prefix:              1494
LACNIC Region transit ASes present in the Internet Routing Table:   886
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:  3358
Number of LACNIC addresses announced to Internet:              94330112
    Equivalent to 5 /8s, 159 /16s and 93 /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:                   9638
    Total AfriNIC prefixes after maximum aggregation:              2896
    AfriNIC Deaggregation factor:                                  3.33
Prefixes being announced from the AfriNIC address blocks:         11760
    Unique aggregates announced from the AfriNIC address blocks:   4821
AfriNIC Region origin ASes present in the Internet Routing Table:   323
    AfriNIC Prefixes per ASN:                                     36.41
AfriNIC Region origin ASes announcing only one prefix:              138
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  167
Number of AfriNIC addresses announced to Internet:             39732224
    Equivalent to 2 /8s, 94 /16s and 68 /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        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1550        789     173  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         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         583      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         481        490     111  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       10567      11788    3752  AMAZON-02, US
   749        3252      54897    2504  DNIC-AS-00749, US
  7018        2888      23670    1815  ATT-INTERNET4, US
   367        2518       3066    1186  DNIC-ASBLK-00306-00371, US
  4155        2076        133    1349  USDA-1, US
 22773        1867       2029     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1818       3384     436  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 36352        1539        165     763  AS-COLOCROSSING, 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        1258        101    1036  AKAMAI-ASN1, NL
  3257         979       2084     776  GTT-BACKBONE GTT, US
  8452         913       1841      11  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         732         60      29  Jordan Data Communications, JO
212238         566         41     496  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         546       8318     461  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        5643       1653     694  UNINET, MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 10620        1349        193    1011  Telmex Colombia S.A., CO
  3816        1318        774     207  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1059        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 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         522         72     227  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        1436        389      16  LINKdotNET-AS, EG
 24835         992        429     144  RAYA-AS, EG
 29571         917         66     311  ORANGE-COTE-IVOIRE, CI
 36935         691        126     178  Vodafone-, EG
 36992         666       1010     305  ETISALAT-MISR, EG
 36914         530         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       10567      11788    3752  AMAZON-02, US
  9808        9713       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5643       1653     694  UNINET, MX
   749        3252      54897    2504  DNIC-AS-00749, US
  7018        2888      23670    1815  ATT-INTERNET4, US
   367        2518       3066    1186  DNIC-ASBLK-00306-00371, US
  4155        2076        133    1349  USDA-1, US
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 22773        1867       2029     637  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1818       3384     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        9713         9638  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5643         4949  UNINET, MX
 11830        2008         1944  Instituto Costarricense de Electricidad y Telec
 56047        1513         1464  CMNET-HUNAN-AP China Mobile communications corp
 24863        1436         1420  LINKdotNET-AS, EG
 56041        1480         1405  CMNET-ZHEJIANG-AP China Mobile communications c
  6167        1818         1382  CELLCO-PART, US
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1550         1377  CMNET-JIANGSU-AP China Mobile communications co
   367        2518         1332  DNIC-ASBLK-00306-00371, 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
23.152.48.0/24       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      /12:137     
/13:197     /14:523     /15:1028    /16:7134    /17:3341    /18:3958    
/19:7423    /20:11386   /21:14701   /22:26947   /23:26565   /24:141718  
/25:35      /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        2894        5643  UNINET, MX
 16509        2136       10567  AMAZON-02, US
 11830        1705        2008  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1406        1867  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2888  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         891        1818  CELLCO-PART, US
 19901         819         969  BRSPD-PUBLIC, US
 10620         801        1349  Telmex Colombia S.A., CO
 11776         740        1592  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        2:295       3:445       4:5         5:740       6:148    
   7:5         8:693      11:171      12:1024     13:292      14:105    
  15:291      16:225      17:6        18:840      20:159      21:4      
  22:188      23:2230     24:647      25:2        27:48       29:19     
  31:339      32:26       34:10       35:71       36:1196     37:653    
  38:1334     39:541      40:53       41:1125     42:174      43:194    
  44:50       45:3696     46:835      47:96       49:40       50:341    
  51:369      52:1361     54:273      55:959      56:8        57:17     
  58:6        59:33       60:17       61:59       62:478      63:783    
  64:1715     65:1083     66:1490     67:901      68:525      69:1093   
  70:311      71:206      72:574      74:921      75:414      76:227    
  77:325      78:325      79:216      80:303      81:380      82:290    
  83:170      84:303      85:466      86:195      87:190      88:248    
  89:847      90:98       91:957      92:578      93:433      94:630    
  95:260      96:220      97:62       98:392      99:159     100:13     
 101:22      102:415     103:1347    104:1041    105:170     106:17     
 107:1223    108:461     109:369     110:28      111:1845    112:449    
 113:41      114:43      115:22      116:48      117:962     118:173    
 119:134     120:1103    121:38      122:171     123:160     124:73     
 125:19      128:479     129:320     130:634     131:940     132:571    
 133:195     134:467     135:109     136:500     137:530     138:952    
 139:463     140:675     141:458     142:795     143:725     144:414    
 145:80      146:598     147:474     148:730     149:660     150:308    
 151:603     152:708     153:136     154:727     155:739     156:692    
 157:364     158:452     159:694     160:830     161:669     162:927    
 163:412     164:733     165:814     166:581     167:658     168:1303   
 169:170     170:1548    171:104     172:1146    173:771     174:160    
 175:40      176:371     177:1170    178:419     179:792     180:68     
 181:1564    182:47      183:832     184:331     185:3132    186:1711   
 187:1062    188:684     189:1356    190:3971    191:427     192:4845   
 193:1855    194:1349    195:922     196:861     197:948     198:2509   
 199:4445    200:3412    201:3171    202:1129    203:700     204:2089   
 205:1928    206:1566    207:1417    208:1181    209:1784    210:352    
 211:447     212:956     213:746     214:1022    215:43      216:2379   
 217:445     218:527     219:38      220:32      221:300     222:20     
 223:651    

End of report


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