oslavan.cz - robtex.com

oslavan.cz

DNSSEC🔒 Signed (DS record present)
A2a0b:640:3:59::101🇨🇿 AS352362a0b:640:3::/48
PTRproxy2.ebrana.cz
A185.205.137.16🇨🇿 AS35236185.205.137.0/24
NSns.forpsi.net ⭐
A2001:15e8:101:1::c282🇨🇿 INTERNET-CZ2001:15e8::/32
PTRns.forpsi.net
A81.2.194.130🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.
PTRns.forpsi.net
NSns.forpsi.cz
A2001:15e8:201:1::d1b9🇨🇿 INTERNET-CZ2001:15e8::/32
PTRns.forpsi.cz
A81.2.209.185🇨🇿 INTERNET-CZ81.2.209.0/24
PTRns.forpsi.cz
NSns.forpsi.it
A2a00:6d41:2:1::5🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network
PTRns.forpsi.it
A95.110.254.165🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network
PTRhost165-254-110-95.serverdedicati.aruba.it
MXoslavan-cz.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am3pr04cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca09::6🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am4pr0401cu00106.inbound.protection.outlook.com
A2a01:111:f403:ca09::d🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as9pr05cu01305.inbound.protection.outlook.com
A52.101.73.11🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am1pr04cu00103.inbound.protection.outlook.com
A52.101.73.15🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.73.16🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A52.101.73.26🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr05cu01302.inbound.protection.outlook.com
TXTMS=ms96792149
TXTapple-domain-verification=KZFITLHw3HNdhkY1
TXTgoogle-site-verification=HvE2VsNcdOvdZnczGNx5K8-3O5CWTOuPA9Ft83rzCzQ
TXTgoogle-site-verification=KjDa8aEut9XnzOaqki0AJLhEFZhAMpZFLRG_-FqK3vs
TXTv=spf1 ip4:193.86.250.62 ip4:193.161.113.5 ip4:194.108.117.61 include:spf.pro...
SOAns.forpsi.netadmin@forpsi.net 2026-08-03 #1

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=1786691841

Same first word

oslavan.cz

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DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSns.forpsi.czns.forpsi.itns.forpsi.netMXoslavan-cz.mail.protection.outlook.commxavas.forpsi.comA185.205.137.162a0b:640:3:59::101109.205.75.42
●NSns.forpsi.cz2015-07-17 → 2026-08-14 · 2 obs
● 2015-07-17 10:01:08
● 2026-08-14 07:44:14
●NSns.forpsi.it2015-07-17 → 2026-08-14 · 2 obs
● 2015-07-17 10:01:08
● 2026-08-14 07:44:14
●NSns.forpsi.net2015-07-17 → 2026-08-14 · 2 obs
● 2015-07-17 10:01:08
● 2026-08-14 07:44:14
○MXmxavas.forpsi.com2015-07-17 → 2017-03-28 · 4 obs
● 2015-07-17 10:01:08
● 2017-03-28 05:17:44
○ 2026-08-04 04:56:32
○ 2026-08-14 07:44:14
●MXoslavan-cz.mail.protection.outlook.com2026-08-04 → 2026-08-14 · 3 obs
○ 2017-03-28 05:17:44
● 2026-08-04 04:56:32
● 2026-08-14 07:44:14
○A109.205.75.422015-07-17 → 2017-03-28 · 4 obs
● 2015-07-17 10:01:08
● 2017-03-28 05:17:44
○ 2026-08-04 04:56:32
○ 2026-08-14 07:44:14
●A185.205.137.162026-08-04 → 2026-08-14 · 3 obs
○ 2017-03-28 05:17:44
● 2026-08-04 04:56:32
● 2026-08-14 07:44:14
●A2a0b:640:3:59::1012026-08-04 → 2026-08-14 · 3 obs
○ 2017-03-28 05:17:44
● 2026-08-04 04:56:32
● 2026-08-14 07:44:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
oslavan.czns.forpsi.net, ns.forpsi.it, ns.forpsi.cz2 records

✅ Authoritative Response

Server:81.2.194.130

NS records: ns.forpsi.net, ns.forpsi.it, ns.forpsi.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1210ms | Queries: -

📄 Records

TypeCountSample Data
A1185.205.137.16
AAAA12a0b:640:3:59::101
NS3ns.forpsi.cz, ns.forpsi.it...
MX1oslavan-cz.mail.protection.outlook.com (
TXT5MS=ms96792149, apple-domain-verification=KZFITLHw3HNdhk...
SOA1ns.forpsi.net admin.forpsi.net

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

oslavan.cz resolves to the IP addresses 185.205.137.16 and 2a0b:640:3:59::101

Additional host names — novysro.cz, lk-real.cz, galfan.cz and two others — share IP numbers with oslavan.cz.

Name Servers

oslavan.cz carries NS records delegating to ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

oslavan.cz partially shares its NS delegation with several other domains, including numweb.eu, gastronet.hu, zsnikolcice.cz and two others.

These name servers often co-occur with the name servers ns.forpsi.us.

ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net are three hostnames that each resolve to a pair of IP addresses: ns.forpsi.cz to 81.2.209.185 and 2001:15e8:201:1::d1b9, ns.forpsi.it to 95.110.254.165 and 2a00:6d41:2:1::5, and ns.forpsi.net to 81.2.194.130 and 2001:15e8:101:1::c282.

Mail Servers

oslavan.cz has one mail server: oslavan-cz.mail.protection.outlook.com.

oslavan-cz.mail.protection.outlook.com points to 8 IP numbers: 52.101.73.11, 52.101.73.15, 52.101.73.16 and 5 other.