tutorial.sk - dns.ninja

tutorial.sk

DNSSEC๐Ÿ”’ Signed (DS record present)
A2a02:2b88:2:1::44f2:1๐Ÿ‡จ๐Ÿ‡ฟ WEDOS2a02:2b88::/32 Internet, a.s.
PTRmail.ff.sk
A31.31.75.245๐Ÿ‡จ๐Ÿ‡ฟ WEDOS31.31.72.0/21 Internet, a.s.
NStutorial.sk โญ ๐Ÿ”’
A2a02:2b88:2:1::44f2:1๐Ÿ‡จ๐Ÿ‡ฟ WEDOS2a02:2b88::/32 Internet, a.s.
PTRmail.ff.sk
A31.31.75.245๐Ÿ‡จ๐Ÿ‡ฟ WEDOS31.31.72.0/21 Internet, a.s.
PTRmail.ff.sk
NSns1.ff.sk
A2a02:2b88:2:1::44f2:1๐Ÿ‡จ๐Ÿ‡ฟ WEDOS2a02:2b88::/32 Internet, a.s.
PTRmail.ff.sk
A31.31.75.245๐Ÿ‡จ๐Ÿ‡ฟ WEDOS31.31.72.0/21 Internet, a.s.
PTRmail.ff.sk
NSns2.ff.sk โš ๏ธ Not in zone NS records
A2a02:2b88:2:1::44f2:1๐Ÿ‡จ๐Ÿ‡ฟ WEDOS2a02:2b88::/32 Internet, a.s.
PTRmail.ff.sk
A31.31.75.245๐Ÿ‡จ๐Ÿ‡ฟ WEDOS31.31.72.0/21 Internet, a.s.
PTRmail.ff.sk
SOAtutorial.skroot@aftermarket.sk serial=2023613364

sk

DNSSEC๐Ÿ”’ Signed (DS record present)
NSm.tld.sk โญ
NSe.tld.sk
NSf.tld.sk
NSg.tld.sk
NSh.tld.sk
SOAm.tld.skhostmaster@sk-nic.sk serial=2018542925

NS for

Same first word

Similar names

DNS History

16 records (5 active, 11 former)

20192020202120222023202420252026NSns1.ff.skns2.ff.sktutorial.skns21.cloudns.netpns21.cloudns.netpns22.cloudns.netpns23.cloudns.netpns24.cloudns.netMXmailforward21.cloudns.netmailforward22.cloudns.netA2a02:2b88:2:1::44f2:131.31.75.245185.206.180.1172a00:1768:2001:63::46:992a0b:1640:1:1:1:1:bb7:e64646.166.184.99
โ—NSns1.ff.sk2026-02-16 โ†’ 2026-06-04 ยท 3 obs
โ—‹ 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ— 2026-06-04 13:59:50
โ—NSns2.ff.sk2026-02-16 โ†’ 2026-06-04 ยท 3 obs
โ—‹ 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ— 2026-06-04 13:59:50
โ—‹NSns21.cloudns.net2018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—‹NSpns21.cloudns.net2018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—‹NSpns22.cloudns.net2018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—‹NSpns23.cloudns.net2018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—‹NSpns24.cloudns.net2018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—NStutorial.sk2026-02-16 โ†’ 2026-06-04 ยท 3 obs
โ—‹ 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ— 2026-06-04 13:59:50
โ—‹MXmailforward21.cloudns.net2018-12-19 โ†’ 2026-02-16 ยท 4 obs
โ— 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ—‹ 2026-02-21 01:36:40
โ—‹ 2026-06-04 13:59:50
โ—‹MXmailforward22.cloudns.net2018-12-19 โ†’ 2026-02-16 ยท 4 obs
โ— 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ—‹ 2026-02-21 01:36:40
โ—‹ 2026-06-04 13:59:50
โ—‹A185.206.180.1172018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—‹A2a00:1768:2001:63::46:992018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—A2a02:2b88:2:1::44f2:12026-02-16 โ†’ 2026-06-04 ยท 3 obs
โ—‹ 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ— 2026-06-04 13:59:50
โ—‹A2a0b:1640:1:1:1:1:bb7:e6462018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50
โ—A31.31.75.2452026-02-16 โ†’ 2026-06-04 ยท 3 obs
โ—‹ 2018-12-19 17:47:18
โ— 2026-02-16 08:10:48
โ— 2026-06-04 13:59:50
โ—‹A46.166.184.992018-12-19 โ†’ 2018-12-19 ยท 3 obs
โ— 2018-12-19 17:47:18
โ—‹ 2026-02-16 08:10:48
โ—‹ 2026-06-04 13:59:50

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
ske.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk8 records
tutorial.skns1.ff.sk, ns2.ff.sk4 records

โœ… Authoritative Response

Server:31.31.75.245

NS records: ns1.ff.sk, ns2.ff.sk

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 591ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A131.31.75.245
AAAA12a02:2b88:2:1::44f2:1
NS1ns1.ff.sk
SOA1tutorial.sk root.aftermarket.sk

๐Ÿ“Œ Glue Records Collected

Total: 12

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

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

Analysis

Name Server Role

The NS records for tutorial.sk point back to tutorial.sk itself.

ns1.ff.sk, ns2.ff.sk and tutorial.sk regularly act as name servers together.

IP Addresses

tutorial.sk points to two IP numbers: 31.31.75.245 and 2a02:2b88:2:1::44f2:1.

Two other host names, along with mail.odkyslenie.sk, mail.freeride.sk and materskadovolenka.sk, also share IP numbers with tutorial.sk.

Name Servers

tutorial.sk delegates authority to three name servers โ€” tutorial.sk, ns1.ff.sk and ns2.ff.sk.

tutorial.sk partially shares its NS delegation with several other domains, including pokuty.sk, imedia.sk, infekcie.sk and two others.

These name servers are often deployed together with the name servers domena-odchytena.aftermarket.sk, superb.sk, lara.sk and five others.

All three hostnames โ€” tutorial.sk, ns1.ff.sk and ns2.ff.sk โ€” resolve to 31.31.75.245 and 2a02:2b88:2:1::44f2:1.

Each of tutorial.sk, ns1.ff.sk and ns2.ff.sk resolves to 2a02:2b88:2:1::44f2:1.

Each of tutorial.sk, ns1.ff.sk and ns2.ff.sk resolves to 31.31.75.245.