rtfs.org - dns.ninja
rtfs.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785439028 | ||||||
Subdomains
mail.rtfs.org |
Same first word
Similar names
DNS History
9 records (8 active, 1 former)
●NSa.ns.joker.com2015-07-14 → 2026-07-30 · 2 obs
● 2026-07-30 19:58:38
●NSb.ns.joker.com2015-07-14 → 2026-07-30 · 2 obs
● 2026-07-30 19:58:38
●NSc.ns.joker.com2015-07-14 → 2026-07-30 · 2 obs
● 2026-07-30 19:58:38
●NSx.ns.joker.com2026-02-19 → 2026-07-30 · 3 obs
● 2026-02-19 05:15:38
● 2026-07-30 19:58:38
●NSy.ns.joker.com2026-02-19 → 2026-07-30 · 3 obs
● 2026-02-19 05:15:38
● 2026-07-30 19:58:38
●NSz.ns.joker.com2026-02-19 → 2026-07-30 · 3 obs
● 2026-02-19 05:15:38
● 2026-07-30 19:58:38
●MXmail.joker.com2026-02-19 → 2026-07-30 · 3 obs
● 2026-02-19 05:15:38
● 2026-07-30 19:58:38
○MXmail.rtfs.org2015-07-14 → 2018-06-18 · 4 obs
● 2018-06-18 07:29:08
○ 2026-02-19 05:15:38
○ 2026-07-30 19:58:38
●A85.214.139.992015-07-14 → 2026-07-30 · 2 obs
● 2026-07-30 19:58:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| rtfs.org | c.ns.joker.com, a.ns.joker.com, b.ns.joker.com | - |
✅ Authoritative Response
Server:159.25.97.69
NS records: c.ns.joker.com, a.ns.joker.com, b.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtfs.org (unsigned zone)
⏱️ Timing
Total: 823ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.214.139.99 |
| NS | 3 | y.ns.joker.com, x.ns.joker.com... |
| MX | 1 | mail.joker.com (pri: 10) |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
Analysis
Hierarchy
rtfs.org serves as the parent of mail.rtfs.org.
IP Addresses
rtfs.org directs to one IP number, which is 85.214.139.99.
Among the host names that share IP numbers with rtfs.org is mail.rtfs.org, as one example.
Name Servers
rtfs.org carries NS records listing 6 name servers — a.ns.joker.com, b.ns.joker.com, c.ns.joker.com and 3 others.
rtfs.org has at least partial name server overlap with other domains, such as myhealthrecords.co.uk, okte.fi, beyondtech.eu and two others.
These name servers tend to appear together with the name servers y.ns.joker.com, z.ns.joker.com and x.ns.joker.com.
Hosts with two IP numbers each:
The A records for a.ns.joker.com return 23.88.49.189 and 2a01:4f8:c0c:165b::1.
The A records for c.ns.joker.com return 192.95.37.184 and 2607:5300:203:7e6d::2222.
The A records for y.ns.joker.com return 23.88.49.189 and 2a01:4f8:c0c:165b::1.
The A records for z.ns.joker.com return 192.95.37.184 and 2607:5300:203:7e6d::2222.
Hosts that resolve to one IP address:
b.ns.joker.com resolves to the IP address 159.25.97.69.
x.ns.joker.com resolves to the IP address 194.245.103.13.
a.ns.joker.com and y.ns.joker.com each have 2a01:4f8:c0c:165b::1 IP addresses.
a.ns.joker.com and y.ns.joker.com each have 23.88.49.189 IP addresses.
c.ns.joker.com and z.ns.joker.com each have 2607:5300:203:7e6d::2222 IP addresses.
c.ns.joker.com and z.ns.joker.com each have 192.95.37.184 IP addresses.
Mail Servers
rtfs.org routes its mail through a single mail server, mail.joker.com.
rtfs.org has the same mail server arrangement as a number of other domains, for example fisicalegal.net, miliisi.org, makitalo.biz and two more.
mail.joker.com has two IP addresses: 194.245.148.6 and 194.245.148.9.