refuf.com - dns.ninja
refuf.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786242774 | ||||||
Subdomains
www.refuf.com |
Same first word
refuf.com |
Similar names
DNS History
11 records (6 active, 5 former)
○NSalfa.ns.active24.cz2016-12-17 → 2017-10-03 · 4 obs
● 2017-10-03 19:55:10
○ 2026-02-15 09:18:58
○ 2026-08-09 02:59:50
○NSbeta.ns.active24.cz2016-12-17 → 2017-10-03 · 4 obs
● 2017-10-03 19:55:10
○ 2026-02-15 09:18:58
○ 2026-08-09 02:59:50
○NSgama.ns.active24.sk2016-12-17 → 2017-10-03 · 4 obs
● 2017-10-03 19:55:10
○ 2026-02-15 09:18:58
○ 2026-08-09 02:59:50
●NSns1.websupport.cz2026-02-15 → 2026-08-09 · 3 obs
● 2026-02-15 09:18:58
● 2026-08-09 02:59:50
●NSns2.websupport.cz2026-02-15 → 2026-08-09 · 3 obs
● 2026-02-15 09:18:58
● 2026-08-09 02:59:50
●NSns3.websupport.eu2026-02-15 → 2026-08-09 · 3 obs
● 2026-02-15 09:18:58
● 2026-08-09 02:59:50
●MX952c74db02edc466.mx1.emailprofi.seznam.cz2026-02-15 → 2026-08-09 · 2 obs
● 2026-08-09 02:59:50
●MX952c74db02edc466.mx2.emailprofi.seznam.cz2026-02-15 → 2026-08-09 · 2 obs
● 2026-08-09 02:59:50
●A195.181.213.192026-02-15 → 2026-08-09 · 3 obs
● 2026-02-15 09:18:58
● 2026-08-09 02:59:50
○A80.211.192.2482017-10-03 → 2017-10-03 · 4 obs
● 2017-10-03 19:55:10
○ 2026-02-15 09:18:58
○ 2026-08-09 02:59:50
○A81.2.242.1052016-12-17 → 2016-12-17 · 3 obs
○ 2017-10-03 19:55:10
○ 2026-08-09 02:59:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| refuf.com | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 179ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.181.213.19 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | 952c74db02edc466.mx2.emailprofi.seznam.c, 952c74db02edc466.mx1.emailprofi.seznam.c |
| TXT | 1 | v=spf1 include:spf.seznam.cz ~all |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
refuf.com serves as the parent of www.refuf.com.
IP Addresses
refuf.com resolves to just one IP address, 195.181.213.19.
There are other host names — www.refuf.com among them — that share IP numbers with refuf.com.
Name Servers
DNS for refuf.com is handled by three authoritative name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
refuf.com has at least partial name server overlap with other domains, such as vyrabime-programy.cz, domako.eu, npmk.cz and two others.
These name servers tend to appear together with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
Three hostnames — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — each have two IP addresses: ns1.websupport.cz has 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz has 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu has 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
refuf.com is served by two mail servers, 952c74db02edc466.mx1.emailprofi.seznam.cz and 952c74db02edc466.mx2.emailprofi.seznam.cz.
952c74db02edc466.mx1.emailprofi.seznam.cz directs to 77.75.77.56 and 2a02:598:2::1056. 952c74db02edc466.mx2.emailprofi.seznam.cz directs to 77.75.77.146 and 2a02:598:2::1146. Each host name carries two IP addresses.