czechweb.cz - robtex.com

czechweb.cz

DNSSEC⚠️ Not signed
NSns.grdns.cz
A2001:15e8:101:1::c268🇨🇿 INTERNET-CZ2001:15e8::/32
PTRns.grdns.cz
A81.2.194.104🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.
PTRns.grdns.cz
NSns.grdns.it
A2a00:6d41:2:1::7🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network
PTRns.grdns.it
A95.110.254.167🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network
PTRns.grdns.it
TXTv=spf1 -all
SOAns.grdns.czadmin@forpsi.com 2020-11-13 #2

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1785307639

Same first word

Similar names

DNS History

2 records (2 active, 0 former)

NSns.grdns.czns.grdns.it
NSns.grdns.cz2026-06-14 → 2026-07-29 · 2 obs
● 2026-06-14 06:18:02
● 2026-07-29 07:27:48
NSns.grdns.it2026-06-14 → 2026-07-29 · 2 obs
● 2026-06-14 06:18:02
● 2026-07-29 07:27:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz-
czechweb.czns.grdns.cz, ns.grdns.it2 records

✅ Authoritative Response

Server:81.2.194.104

NS records: ns.grdns.cz, ns.grdns.it

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for czechweb.cz (unsigned zone)

⏱️ Timing

Total: 1070ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns.grdns.cz, ns.grdns.it
TXT1v=spf1 -all
SOA1ns.grdns.cz admin.forpsi.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.grdns.cz, ns.grdns.cz)

Analysis

Name Servers

czechweb.cz has two authoritative name servers — ns.grdns.cz and ns.grdns.it.

The name server configuration of czechweb.cz is shared with other domains, for instance chic.cz, cervelo.cz, slechta.cz and two others.

Both ns.grdns.cz and ns.grdns.it have two IP addresses each. ns.grdns.cz resolves to 81.2.194.104 and 2001:15e8:101:1::c268; ns.grdns.it resolves to 95.110.254.167 and 2a00:6d41:2:1::7.