lear.sk - dns.ninja

lear.sk

DNSSEC🔒 Signed (DS record present)
A195.181.251.20🇸🇰 ONE-NETWORK195.181.248.0/22
PTRdw020.nameserver.sk
NSns1.dnsbackup.net
A2a03:b0c0:1:d0::1090:2001🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean
PTRns3-lon.core.webglobe.com
A178.62.60.201🇬🇧 DIGITALOCEAN178.62.0.0/18 DigitalOcean
PTRns3-lon.core.webglobe.com
NSns1.nameserver.sk
A2a00:1e40:a:53::5🇸🇰 IGNUM-AS2a00:1e40:a::/48
PTRns1-bra.core.webglobe.com
A185.65.223.35🇸🇰 IGNUM-AS185.65.223.0/24
PTRns1-bra.core.webglobe.com
NSns2.dnsbackup.net
A2a00:1e40:a:53::5🇸🇰 IGNUM-AS2a00:1e40:a::/48
PTRns1-bra.core.webglobe.com
A185.65.223.35🇸🇰 IGNUM-AS185.65.223.0/24
PTRns1-bra.core.webglobe.com
NSns2.nameserver.sk
A2001:1ab0:7e1e:2::5🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
A217.31.48.201🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
MXmailin.mx-hub.cz
A2001:1ab0:7e1f:1::1:3🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRmailin.mx-hub.cz
A130.193.14.152🇨🇿 IGNUM-AS130.193.8.0/21 Webglobe s.r.o. H90
PTRmailin.mx-hub.cz
MXmailin.mx-hub.eu
A2001:1ab0:7e1f:1::1:4🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRmailin.mx-hub.eu
A130.193.14.153🇨🇿 IGNUM-AS130.193.8.0/21 Webglobe s.r.o. H90
PTRmailin.mx-hub.eu
MXmailin.mx-hub.net
A2001:880:0:15::177🇩🇪 ONE-NETWORK2001:880::/32
PTRmailin.mx-hub.net
A185.102.21.54🇨🇿 ONE-NETWORK185.102.21.0/24
PTRmailin.mx-hub.net
MXmailin.mx-hub.sk
A2001:880:0:15::60🇩🇪 ONE-NETWORK2001:880::/32
PTRmailin.mx-hub.sk
A185.102.21.195🇨🇿 ONE-NETWORK185.102.21.0/24
PTRmailin.mx-hub.sk
TXTv=spf1 a mx include:_spf.nameserver.sk -all
TXTv=spf2.0/mfrom,pra +a +mx include:_spf2.nameserver.sk -all
TXTgoogle-site-verification=AR2w1vViXSNBVUQbwNfWZTC1fAM9vSvMCXaNiHQ88k4
SOAns1.dnsbackup.netroot@dnsbackup.net 2026-07-24 #1

sk

DNSSEC🔒 Signed (DS record present)
NSm.tld.sk
NSe.tld.sk
NSf.tld.sk
NSg.tld.sk
NSh.tld.sk
SOAm.tld.skhostmaster@sk-nic.sk serial=2018586882

Same first word

Similar names

DNS History

14 records (9 active, 5 former)

20162017201820192020202120222023202420252026NSns1.dnsbackup.netns1.nameserver.skns2.dnsbackup.netns2.nameserver.skMXmailin.mx-hub.czmailin.mx-hub.eumailin.mx-hub.netmailin.mx-hub.skas.mx-hub.netas.mx-hub.skA195.181.251.202001:1ba0:2a0:5965:0:30:30:1217.67.30.20217.67.30.30
NSns1.dnsbackup.net2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
NSns1.nameserver.sk2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
NSns2.dnsbackup.net2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
NSns2.nameserver.sk2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
MXas.mx-hub.net2015-08-18 → 2016-09-08 · 4 obs
● 2015-08-18 05:15:26
● 2016-09-08 01:03:52
○ 2021-01-31 15:41:50
○ 2026-07-25 05:35:48
MXas.mx-hub.sk2015-08-18 → 2016-09-08 · 4 obs
● 2015-08-18 05:15:26
● 2016-09-08 01:03:52
○ 2021-01-31 15:41:50
○ 2026-07-25 05:35:48
MXmailin.mx-hub.cz2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
MXmailin.mx-hub.eu2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
MXmailin.mx-hub.net2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
MXmailin.mx-hub.sk2015-08-18 → 2026-07-25 · 2 obs
● 2015-08-18 05:15:26
● 2026-07-25 05:35:48
A195.181.251.202026-02-17 → 2026-07-25 · 3 obs
○ 2021-01-31 15:41:50
● 2026-02-17 04:32:22
● 2026-07-25 05:35:48
A2001:1ba0:2a0:5965:0:30:30:12015-08-18 → 2016-09-08 · 4 obs
● 2015-08-18 05:15:26
● 2016-09-08 01:03:52
○ 2021-01-31 15:41:50
○ 2026-07-25 05:35:48
A217.67.30.202021-01-31 → 2021-01-31 · 4 obs
○ 2016-09-08 01:03:52
● 2021-01-31 15:41:50
○ 2026-02-17 04:32:22
○ 2026-07-25 05:35:48
A217.67.30.302015-08-18 → 2016-09-08 · 4 obs
● 2015-08-18 05:15:26
● 2016-09-08 01:03:52
○ 2021-01-31 15:41:50
○ 2026-07-25 05:35:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ske.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk8 records
lear.skns1.dnsbackup.net, ns1.nameserver.sk, ns2.dnsbackup.net, ns2.nameserver.sk4 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns1.dnsbackup.net, ns1.nameserver.sk, ns2.dnsbackup.net, ns2.nameserver.sk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 791ms | Queries: -

📄 Records

TypeCountSample Data
A1195.181.251.20
NS4ns2.nameserver.sk, ns1.nameserver.sk...
MX4mailin.mx-hub.eu (pri: 5), mailin.mx-hub.net (pri: 5)...
TXT3v=spf2.0/mfrom,pra +a +mx include:_spf2., google-site-verification=AR2w1vViXSNBVUQ...
SOA1ns1.dnsbackup.net root.dnsbackup.net

📌 Glue Records Collected

Total: 12

In-bailiwick: 8 (e.tld.sk, f.tld.sk, g.tld.sk...)

Out-of-bailiwick: 4 (ns1.nameserver.sk, ns1.nameserver.sk, ns2.nameserver.sk...)

Analysis

IP Addresses

lear.sk has exactly one IP address — 195.181.251.20.

ano.sk, abcgastro.sk, 248.85.pmxnet.sk plus two other host names have IP numbers in common with lear.sk.

Name Servers

Four name servers handle the delegation for lear.sk: ns1.dnsbackup.net, ns2.dnsbackup.net, ns1.nameserver.sk and ns2.nameserver.sk.

lear.sk partially shares its NS delegation with several other domains, including zonia.sk, wasabi.sk, tahanovce.net and two others.

These name servers regularly co-occur with the name servers ns3.webglobe.com, ns1.webglobe.sk and ns2.webglobe.sk.

ns1.dnsbackup.net points to 178.62.60.201 and 2a03:b0c0:1:d0::1090:2001. ns2.dnsbackup.net and ns1.nameserver.sk both point to 185.65.223.35 and 2a00:1e40:a:53::5. ns2.nameserver.sk points to 217.31.48.201 and 2001:1ab0:7e1e:2::5. Each of the four hosts ns1.dnsbackup.net, ns2.dnsbackup.net, ns1.nameserver.sk and ns2.nameserver.sk has exactly two IP addresses.

Host names pointing to 2a00:1e40:a:53::5 IP addresses: ns2.dnsbackup.net and ns1.nameserver.sk.

Host names pointing to 185.65.223.35 IP addresses: ns2.dnsbackup.net and ns1.nameserver.sk.

Mail Servers

Four mail servers handle email for lear.sk: mailin.mx-hub.cz, mailin.mx-hub.eu, mailin.mx-hub.net and mailin.mx-hub.sk.

At least some of the mail servers used by lear.sk are shared with other domains: cubacafe.sk, jazu.sk, tndesign.sk and two others among them.

mailin.mx-hub.cz, mailin.mx-hub.eu, mailin.mx-hub.net and mailin.mx-hub.sk each carry two IP addresses. mailin.mx-hub.cz has 130.193.14.152 and 2001:1ab0:7e1f:1::1:3; mailin.mx-hub.eu has 130.193.14.153 and 2001:1ab0:7e1f:1::1:4; mailin.mx-hub.net has 185.102.21.54 and 2001:880:0:15::177; mailin.mx-hub.sk has 185.102.21.195 and 2001:880:0:15::60.