mail.4sr.sk - robtex.com

mail.4sr.sk

DNSSEC⚠️ Not signed
A2a00:4b40:aaaa:2101:45:13:137:117🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A45.13.137.117🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24

4sr.sk

DNSSEC🔒 Signed (DS record present)
A93.185.102.80🇨🇿 VSHOSTING93.185.96.0/20 II.
NSns1.websupport.sk ⭐
NSns2.websupport.sk
NSns3.websupport.sk
MXmailin1.4sr.sk ⭐
MXmailin2.4sr.sk(10)
TXTv=spf1 a mx include:_spf.m1.websupport.sk ?all
TXTspf2.0/pra a mx include:_sid.m1.websupport.sk ?all
SOAns1.websupport.skadmin@websupport.sk serial=1777004070

Same first word

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mail.microsoft
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DNS History

4 records (2 active, 2 former)

20162017201820192020202120222023202420252026A2a00:4b40:aaaa:2101:45:13:137:11745.13.137.117195.210.29.6337.9.175.8
○A195.210.29.632015-07-21 → 2015-07-21 · 3 obs
● 2015-07-21 12:10:16
○ 2015-11-25 07:09:56
○ 2026-04-27 03:42:24
●A2a00:4b40:aaaa:2101:45:13:137:1172026-03-01 → 2026-04-27 · 3 obs
○ 2016-06-18 20:27:46
● 2026-03-01 06:22:20
● 2026-04-27 03:42:24
○A37.9.175.82015-11-25 → 2016-06-18 · 5 obs
○ 2015-07-21 12:10:16
● 2015-11-25 07:09:56
● 2016-06-18 20:27:46
○ 2026-03-01 06:22:20
○ 2026-04-27 03:42:24
●A45.13.137.1172026-03-01 → 2026-04-27 · 3 obs
○ 2016-06-18 20:27:46
● 2026-03-01 06:22:20
● 2026-04-27 03:42:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ske.tld.sk, f.tld.sk, g.tld.sk, h.tld.sk8 records
4sr.skns1.websupport.sk, ns3.websupport.sk, ns2.websupport.sk6 records

✅ Authoritative Response

Server:185.71.159.12

NS records: ns1.websupport.sk, ns3.websupport.sk, ns2.websupport.sk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 367ms | Queries: -

📄 Records

TypeCountSample Data
A145.13.137.117
AAAA12a00:4b40:aaaa:2101:45:13:137:117

📌 Glue Records Collected

Total: 14

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

Out-of-bailiwick: 6 (ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk...)

Analysis

IP Addresses

mail.4sr.sk points to two IP numbers: 2a00:4b40:aaaa:2101:45:13:137:117 and 45.13.137.117.

Other host names, for instance mail.gamabus.sk, mail.linkonaut.com, mail.lacnedomceky.sk, mail.tvorimedomov.sk and mail.janantala.com share IP numbers with mail.4sr.sk.