rtfk.com - dns.ninja
rtfk.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=1783168871 | ||||||
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
●NSns1114.ui-dns.biz2020-03-22 → 2026-07-04 · 3 obs
● 2020-03-22 18:55:34
● 2026-07-04 12:56:04
●NSns1114.ui-dns.com2020-03-22 → 2026-07-04 · 3 obs
● 2020-03-22 18:55:34
● 2026-07-04 12:56:04
●NSns1114.ui-dns.de2020-03-22 → 2026-07-04 · 3 obs
● 2020-03-22 18:55:34
● 2026-07-04 12:56:04
●NSns1114.ui-dns.org2020-03-22 → 2026-07-04 · 3 obs
● 2020-03-22 18:55:34
● 2026-07-04 12:56:04
○NSns57.1and1.com2015-07-22 → 2016-07-21 · 4 obs
● 2016-07-21 01:40:16
○ 2020-03-22 18:55:34
○ 2026-07-04 12:56:04
○NSns58.1and1.com2015-07-22 → 2016-07-21 · 4 obs
● 2016-07-21 01:40:16
○ 2020-03-22 18:55:34
○ 2026-07-04 12:56:04
○MXmx00.1and1.com2015-07-22 → 2020-03-22 · 4 obs
● 2020-03-22 18:55:34
○ 2026-03-16 22:07:56
○ 2026-07-04 12:56:04
●MXmx00.ionos.com2026-03-16 → 2026-07-04 · 3 obs
● 2026-03-16 22:07:56
● 2026-07-04 12:56:04
○MXmx01.1and1.com2015-07-22 → 2020-03-22 · 4 obs
● 2020-03-22 18:55:34
○ 2026-03-16 22:07:56
○ 2026-07-04 12:56:04
●MXmx01.ionos.com2026-03-16 → 2026-07-04 · 3 obs
● 2026-03-16 22:07:56
● 2026-07-04 12:56:04
●A74.208.236.1042020-03-22 → 2026-07-04 · 3 obs
● 2020-03-22 18:55:34
● 2026-07-04 12:56:04
○A74.208.41.1652015-07-22 → 2016-07-21 · 4 obs
● 2016-07-21 01:40:16
○ 2020-03-22 18:55:34
○ 2026-07-04 12:56:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rtfk.com | ns1114.ui-dns.de, ns1114.ui-dns.biz, ns1114.ui-dns.org, ns1114.ui-dns.com | 2 records |
✅ Authoritative Response
Server:217.160.83.114
NS records: ns1114.ui-dns.de, ns1114.ui-dns.biz, ns1114.ui-dns.org, ns1114.ui-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtfk.com (unsigned zone)
⏱️ Timing
Total: 765ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.208.236.104 |
| NS | 4 | ns1114.ui-dns.org, ns1114.ui-dns.com... |
| MX | 2 | mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-us.ionos.com ~all |
| SOA | 1 | ns1114.ui-dns.de hostmaster.1and1.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1114.ui-dns.com, ns1114.ui-dns.com)
Analysis
IP Addresses
rtfk.com resolves to just one IP address, 74.208.236.104.
Two other host names, along with txn.cc, denverseowiz.com and haldav.com, also share IP numbers with rtfk.com.
Name Servers
The NS records for rtfk.com point to four name servers: ns1114.ui-dns.biz, ns1114.ui-dns.com, ns1114.ui-dns.de and ns1114.ui-dns.org.
There is at least partial name server overlap between rtfk.com and other domains — atlastitan.org, oleocare.com, nature-experience.de and two more among them.
These name servers regularly appear alongside ns1058.ui-dns.com, ns1094.ui-dns.com, ns1049.ui-dns.de and 7 other name servers in NS record sets.
All four hostnames — ns1114.ui-dns.biz, ns1114.ui-dns.com, ns1114.ui-dns.de and ns1114.ui-dns.org — resolve to two IP numbers apiece: ns1114.ui-dns.biz to 217.160.81.114 and 2001:8d8:fe:53:0:d9a0:5172:100; ns1114.ui-dns.com to 217.160.82.114 and 2001:8d8:fe:53:0:d9a0:5272:100; ns1114.ui-dns.de to 217.160.80.114 and 2607:f1c0:fe:53:185:132:32:114; ns1114.ui-dns.org to 217.160.83.114 and 2001:8d8:fe:53:0:d9a0:5372:100.
Mail Servers
rtfk.com is served by two mail servers, mx00.ionos.com and mx01.ionos.com.
Among the domains sharing a mail server setup with rtfk.com are boronda.org, plazzamart.com, launchboxlearning.com and two others.
mx00.ionos.com → 74.208.5.3 and mx01.ionos.com → 74.208.5.21: one IP number per host name.