[lacnog] Weekly Global IPv6 Routing Table Summary

Jue Jul 9 11:34:03 -03 2026

This is an automated weekly mailing describing the state of the Global
IPv6 Routing Table as seen from route-views.routeviews.org

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Global Analysis Summary
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  BGP routing table entries examined: 253014
    Prefix with the most prepends: {'PREFIX': '2804:5E24::/36', 'Count': 49, 'AS': '269014'}
    Unidentified prefixes: 0
    Number of AS_SET found in the Routing Table: 0
    Longest Global AS PATH: 51
    Prefixes identified as IANA: 9
    Global Average Prefix Length: 42.97
    Number of /48s globally: 116134
    Prefixes after maximum aggregation (per Origin AS): 140641
    IPv6 deaggregation factor: 1.81

    Global - Prefixes with a valid RPKI status: 202632
    Global - Prefixes with an invalid RPKI status: 1183
    Global - ROA‑uncovered prefixes: 49199

  Total ASes present in the Internet Routing Table: 36695
    Global - Average number of prefixes according to the number of ASes: 6.9

    Number of 32-bit ASes globally: 23768
    Number of 16-bit ASes globally: 12927

    Number of ASes that are only origin: 33424
      Number of 16-bit ASes that are only origin: 10993
      Number of 32-bit ASes that are only origin: 22431

    Number of ASes that are only transit: 190
      Number of 16-bit ASes that are only transit: 123
      Number of 32-bit ASes that are only transit: 67

    Number of Transit ASes that also announce prefixes: 3271

    Number of bogon 16-bit ASNs visible in the Routing Table: 0

    Number of bogon 32-bit ASNs visible in the Routing Table: 0

    Unidentified ASes: 0

APNIC Region Analysis Summary
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  APNIC IPv6 prefixes: 2001:200::/23 2001:c00::/23 2001:e00::/23 2001:4400::/23 2001:8000::/19 2001:a000::/20 2001:b000::/20 2400::/12 2410::/12

  Number of prefixes analyzed in APNIC: 86865
    Average number of prefixes according to the number of ASes in APNIC: 8.97
    Average Prefix Length in APNIC: 43.5
    Number of /48s in APNIC: 34292
    Longest PATH in APNIC: 25
    Prefix with most prepends in APNIC {'PREFIX': '2001:DF4:5FC0::/48', 'Count': 20, 'AS': '138804'}

    Prefixes after maximum aggregation (per Origin AS): 38257
    IPv6 deaggregation factor: 2.22

    APNIC - Prefixes with a valid RPKI status: 78254
    APNIC - Prefixes with an invalid RPKI status: 805
    APNIC - ROA‑uncovered prefixes: 7806

  Number of ASes in APNIC: 9684
    Number of 32-bit ASes in APNIC: 7929
    Number of 16-bit ASes that are only origin in APNIC: 1428
    Number of 32-bit ASes that are only origin in APNIC: 7701
    Number of 16-bit ASes that are only transit in APNIC: 37
    Number of 32-bit ASes that are only transit in APNIC: 20
    Number of Transit ASes that also announce prefixes in APNIC: 552

ARIN Region Analysis Summary
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  ARIN IPv6 prefixes: 2001:400::/23 2001:1800::/23 2001:4800::/23 2600::/12 2610::/23 2620::/23 2630::/12

  Number of prefixes analyzed in ARIN: 42097
    Average number of prefixes according to the number of ASes in ARIN: 7.96
    Average Prefix Length in ARIN: 44.52
    Number of /48s in ARIN: 23911
    Longest AS PATH in ARIN: 28
    Prefix with most prepends in ARIN {'PREFIX': '2604:5500::/42', 'Count': 25, 'AS': '19165'}

    Prefixes after maximum aggregation (per Origin AS): 34942
    IPv6 deaggregation factor: 1.6

    ARIN - Prefixes with a valid RPKI status: 31729
    ARIN - Prefixes with an invalid RPKI status: 66
    ARIN - ROA‑uncovered prefixes: 10302

  Number of ASes in ARIN: 5289
    Number of 32-bit ASes in ARIN: 1585
    Number of 16-bit ASes that are only origin in ARIN: 3295
    Number of 32-bit ASes that are only origin in ARIN: 1537
    Number of 16-bit ASes that are only transit in ARIN: 28
    Number of 32-bit ASes that are only transit in ARIN: 6
    Number of Transit ASes that also announce prefixes in ARIN: 455

LACNIC Region Analysis Summary
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  LACNIC IPv6 prefixes: 2001:1200::/23 2800::/12

  Number of prefixes analyzed in LACNIC: 54337
    Average number of prefixes according to the number of ASes in LACNIC: 5.7
    Average Prefix Length in LACNIC: 41.06
    Number of /48s in LACNIC: 20541
    Longest AS PATH in LACNIC: 51
    Prefix with most prepends in LACNIC {'PREFIX': '2804:5E24::/36', 'Count': 49, 'AS': '269014'}

    Prefixes after maximum aggregation (per Origin AS): 32355
    IPv6 deaggregation factor: 1.61

    LACNIC - Prefixes with a valid RPKI status: 33445
    LACNIC - Prefixes with an invalid RPKI status: 65
    LACNIC - ROA‑uncovered prefixes: 20827

  Number of ASes in LACNIC: 9529
    Number of 32-bit ASes in LACNIC: 8096
    Number of 16-bit ASes that are only origin in LACNIC: 1101
    Number of 32-bit ASes that are only origin in LACNIC: 7282
    Number of 16-bit ASes that are only transit in LACNIC: 5
    Number of 32-bit ASes that are only transit in LACNIC: 15
    Number of Transit ASes that also announce prefixes in LACNIC: 1143

AFRINIC Region Analysis Summary
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  AFRINIC IPv6 prefixes: 2001:4200::/23 2c00::/12

  Number of prefixes analyzed in AFRINIC: 4288
    Average number of prefixes according to the number of ASes in AFRINIC: 6.52
    Average Prefix Length in AFRINIC: 43.63
    Number of /48s in AFRINIC: 2396
    Longest AS PATH in AFRINIC: 18
    Prefix with most prepends in AFRINIC {'PREFIX': '2C0F:F2B0::/32', 'Count': 14, 'AS': '328049'}

    Prefixes after maximum aggregation (per Origin AS): 1696
    IPv6 deaggregation factor: 2.39

    AFRINIC - Prefixes with a valid RPKI status: 2939
    AFRINIC - Prefixes with an invalid RPKI status: 0
    AFRINIC - ROA‑uncovered prefixes: 1349

  Number of ASes in AFRINIC: 658
    Number of 32-bit ASes in AFRINIC: 382
    Number of 16-bit ASes that are only origin in AFRINIC: 224
    Number of 32-bit ASes that are only origin in AFRINIC: 365
    Number of 16-bit ASes that are only transit in AFRINIC: 3
    Number of 32-bit ASes that are only transit in AFRINIC: 0
    Number of Transit ASes that also announce prefixes in AFRINIC: 69

RIPE Region Analysis Summary
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  RIPE IPv6 prefixes: 2001:600::/23 2001:800::/22 2001:1400::/22 2001:1a00::/23 2001:1c00::/22 2001:2000::/19 2001:4000::/23 2001:4600::/23 2001:4a00::/23 2001:4c00::/23 2001:5000::/20 2003::/18 2a00::/12 2a10::/12

  Number of prefixes analyzed in RIPE: 65418
    Average number of prefixes according to the number of ASes in RIPE: 5.67
    Average Prefix Length in RIPE: 42.79
    Number of /48s in RIPE: 34988
    Longest AS PATH in RIPE: 29
    Prefix with most prepends in RIPE {'PREFIX': '2A06:9801:111::/48', 'Count': 20, 'AS': '204261'}

    Prefixes after maximum aggregation (per Origin AS): 34027
    IPv6 deaggregation factor: 1.69

    RIPE - Prefixes with a valid RPKI status: 56264
    RIPE - Prefixes with an invalid RPKI status: 247
    RIPE - ROA‑uncovered prefixes: 8907

  Number of ASes in RIPE: 11535
    Number of 32-bit ASes in RIPE: 5769
    Number of 16-bit ASes that are only origin in RIPE: 4943
    Number of 32-bit ASes that are only origin in RIPE: 5539
    Number of 16-bit ASes that are only transit in RIPE: 48
    Number of 32-bit ASes that are only transit in RIPE: 23
    Number of Transit ASes that also announce prefixes in RIPE: 1052

End of report
Based on Philip Smith's IPv4 Weekly Report
Hosted by LACNIC