reference.sk - dns.ninja
reference.sk
sk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | m.tld.sk ⭐ | ||||||
| NS | e.tld.sk | ||||||
| NS | f.tld.sk | ||||||
| NS | g.tld.sk | ||||||
| NS | h.tld.sk | ||||||
| SOA | m.tld.skhostmaster@sk-nic.sk serial=2018542750 | ||||||
Subdomains
ns.reference.sk |
Same first word
Similar names
DNS History
16 records (11 active, 5 former)
●NSns.exohosting.sk2015-07-18 → 2026-06-04 · 2 obs
● 2026-06-04 10:04:10
○NSns.reference.sk2015-07-18 → 2017-03-31 · 4 obs
● 2017-03-31 06:43:06
○ 2026-02-14 20:51:34
○ 2026-06-04 10:04:10
●NSns1.exohosting.eu2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●NSns1.exohosting.sk2015-07-18 → 2026-06-04 · 2 obs
● 2026-06-04 10:04:10
●NSns3.exohosting.cz2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●NSns3.exohosting.sk2015-07-18 → 2026-06-04 · 2 obs
● 2026-06-04 10:04:10
●MXalt1.aspmx.l.google.com2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●MXalt2.aspmx.l.google.com2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●MXalt3.aspmx.l.google.com2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●MXalt4.aspmx.l.google.com2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
●MXaspmx.l.google.com2026-02-14 → 2026-06-04 · 3 obs
● 2026-02-14 20:51:34
● 2026-06-04 10:04:10
○MXrelay.exohosting.sk2015-07-18 → 2017-03-31 · 4 obs
● 2017-03-31 06:43:06
○ 2026-02-14 20:51:34
○ 2026-06-04 10:04:10
○MXrelay1.exohosting.sk2015-07-18 → 2017-03-31 · 4 obs
● 2017-03-31 06:43:06
○ 2026-02-14 20:51:34
○ 2026-06-04 10:04:10
○MXrelay2.dnsserver.eu2015-07-18 → 2017-03-31 · 4 obs
● 2017-03-31 06:43:06
○ 2026-02-14 20:51:34
○ 2026-06-04 10:04:10
○MXrelay3.dnsserver.eu2015-07-18 → 2017-03-31 · 4 obs
● 2017-03-31 06:43:06
○ 2026-02-14 20:51:34
○ 2026-06-04 10:04:10
●A92.240.253.412015-07-18 → 2026-06-04 · 2 obs
● 2026-06-04 10:04:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | h.tld.sk, g.tld.sk, e.tld.sk, f.tld.sk | - |
| reference.sk | ns1.exohosting.eu, ns.exohosting.sk, ns3.exohosting.cz | 2 records |
✅ Authoritative Response
Server:185.184.28.9
NS records: ns1.exohosting.eu, ns.exohosting.sk, ns3.exohosting.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for reference.sk (unsigned zone)
⏱️ Timing
Total: 770ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 92.240.253.41 |
| NS | 3 | ns.exohosting.sk, ns1.exohosting.sk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | google-site-verification=7SeJqpAuPm7Wm-7 |
| SOA | 1 | ns.exohosting.sk ns.exohosting.sk |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.exohosting.sk, ns.exohosting.sk)
Analysis
Hierarchy
ns.reference.sk is delegated beneath reference.sk.
IP Addresses
reference.sk directs to one IP number, which is 92.240.253.41.
Among the host names that share IP numbers with reference.sk are bio-quant.eu, www.plechova-garaz.sks.www.plechova-garaz.sk, anek.sk and two others.
Name Servers
Authority for reference.sk is spread across 5 name servers; listed: ns3.exohosting.cz, ns1.exohosting.eu, ns1.exohosting.sk and two others.
There is at least partial name server overlap between reference.sk and other domains — kucko.sk, senec.eu, jangaso.sk and two more among them.
These name servers are routinely co-deployed with the name servers ns.exohosting.sk, ns3.exohosting.sk, ns1.exohosting.cz and two others.
Hosts with two IP numbers each:
ns3.exohosting.cz resolves to two addresses: 45.32.153.34 and 2001:19f0:6c01:81c:5400:3ff:fe32:f748.
ns1.exohosting.eu resolves to two addresses: 92.240.235.93 and 2a00:10d8:15:0:2c8b:ddff:fecb:3755.
ns3.exohosting.sk resolves to two addresses: 45.32.153.34 and 2001:19f0:6c01:81c:5400:3ff:fe32:f748.
ns.exohosting.sk resolves to two addresses: 185.184.28.9 and 2a10:ac80::dd.
Host names with one IP number:
The hostname ns1.exohosting.sk resolves to 92.240.235.93.
ns3.exohosting.cz along with ns3.exohosting.sk each resolve to 2001:19f0:6c01:81c:5400:3ff:fe32:f748 IP addresses.
ns3.exohosting.cz along with ns3.exohosting.sk each resolve to 45.32.153.34 IP addresses.
ns1.exohosting.eu along with ns1.exohosting.sk each resolve to 92.240.235.93 IP addresses.
Mail Servers
reference.sk uses 5 mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com plus two additional ones.
reference.sk shares at least some of its mail servers with other domains — for example ns500742.ns500742.ns500731.ns500754.ns500704.ns500704.ns500671.ns500649.ns500291.ns500678.ns500666.ns500142.lusty(0x736c7574)z.com, blaulogic.com, gbtubulars.com and two more.
These mail servers tend to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and three additional mail servers.
Hosts with two IP numbers each:
aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.128.27 and 2607:f8b0:4023:2801::1a.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.145.26 and 2607:f8b0:4023:3003::1a.
alt3.aspmx.l.google.com resolves to two addresses: 172.253.135.26 and 2607:f8b0:4023:1015::1a.
alt4.aspmx.l.google.com resolves to two addresses: 173.194.76.27 and 2a00:1450:400c:c00::1a.