David Zakoucky

Data as of 2026-10-25

BGP inherited

This organisation

Netblocks	22 · 512 IPv4 addresses
IPv6	20 prefixes (largest 2a0f:6284:800::/40)
Registered in	Poland (2) · United Kingdom (1)
Record ID	254916454
Registry	BGP
Customers	see who runs inside this network →

Evidence & provenance ?

Attribution	BGP parent (inherited)
Shared handles	clustered on 21 shared RIR contact/maintainer handles
Registry names	2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (22)

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CIDR	Org name	Registry	Status	Confidence
82.41.51.0/24	David Zakoucky	RIPE	ASSIGNED PA	● high
164.37.194.0/24	David Zakoucky	RIPE	ASSIGNED PA	● high
2a0f:6284:800::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:801::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:802::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:803::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:804::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:805::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:806::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:807::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:808::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:809::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80a::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80b::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80c::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80d::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80e::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:80f::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:810::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a14:7580:fff0::/48	David Zakoucky	BGP	ANNOUNCED	● medium
2a0f:6284:800::/40	David Zakoucky	RIPE	ALLOCATED-BY-LIR	● low
2a14:7583:fe00::/40	David Zakoucky	RIPE	ALLOCATED-BY-LIR	● low

IPv6 ranges (20)

CIDR
2a0f:6284:800::/40
2a14:7583:fe00::/40
2a0f:6284:800::/48
2a0f:6284:801::/48
2a0f:6284:802::/48
2a0f:6284:803::/48
2a0f:6284:804::/48
2a0f:6284:805::/48
2a0f:6284:806::/48
2a0f:6284:807::/48
2a0f:6284:808::/48
2a0f:6284:809::/48
2a0f:6284:80a::/48
2a0f:6284:80b::/48
2a0f:6284:80c::/48
2a0f:6284:80d::/48
2a0f:6284:80e::/48
2a0f:6284:80f::/48
2a0f:6284:810::/48
2a14:7580:fff0::/48

Footprint over time

18 weekly snapshots · JSON

41 +2 netblocks since 2026-07-05

2026-07-05 peak 41 2026-10-25

Network trust

what's this?

RPKI hygiene: A how networks compare →

100.0% of checked blocks have valid RPKI ROA coverage (41 of 41)

Possible discrepancies (2)

These blocks are registered to David Zakoucky but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

164.37.194.0/24 /24	authorized for AS207343 — BOJING CO., LIMITED
164.37.194.0/24 /24	authorized for AS207343 — BOJING CO., LIMITED

NIC Handles

AS204150 AS207343 AS402215 AS9304 DUMY-RIPE DUMY-RIPE GS25389-RIPE HYEHOST-MNT HYEHOST-MNT ORG-DZ24-RIPE ORG-PC942-RIPE ORG-PC989-RIPE +9 more