rtf.nu - dns.ninja

rtf.nu

DNSSEC⚠️ Not signed
A2a0e:4001:11::1🇬🇧 AS229272000::/3
A5.83.210.1🇬🇧 SCALAXY-AS5.83.210.0/24
NSns1.nameshift.com ⭐
A2a0e:4001:10::1🇬🇧 AS229272000::/3
A5.83.212.1🇬🇧 ORG-SDL28-RIPE5.83.212.0/24
PTRns1.nameshift.com
NSns2.nameshift.com
A2a0e:4001:10::2🇬🇧 AS229272000::/3
A5.83.212.2🇬🇧 ORG-SDL28-RIPE5.83.212.0/24
PTRns2.nameshift.com
NSxmhvxw.ns3.nameshift.com
A2a0e:4001:10::3🇬🇧 AS229272000::/3
A5.83.212.3🇬🇧 ORG-SDL28-RIPE5.83.212.0/24
TXTv=spf1 -all
SOAns1.nameshift.comhostmaster@nameshift.com serial=1785153600

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTid:4acd2099-a838-46b7-a06c-296fbd713deb
TXTNU zone update: 2026-07-27 12:33:53 +0000 (EPOCH 1785155633) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1785155692

Same first word

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Similar names

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trf.org.au
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rft.ca
rft.wang
tfr.es
tfr.hu
frt.co.jp
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trf.org.tr
trf.jp
frt.rs
tfr.dk
ftr.exchange
trf.restaurant
rft.fr

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSns1.nameshift.comns2.nameshift.comxmhvxw.ns3.nameshift.comns1.surf-town.netns2.surf-town.netns3.surf-town.netMX.mail4.surftown.seA2a0e:4001:11::15.83.210.1134.199.240.162209.38.54.191212.97.132.1182604:a880:800:14:0:1:f06c:6000
●NSns1.nameshift.com2026-03-28 → 2026-07-27 · 3 obs
○ 2016-12-03 08:17:48
● 2026-03-28 15:47:24
● 2026-07-27 12:49:06
○NSns1.surf-town.net2015-08-14 → 2016-12-03 · 4 obs
● 2015-08-14 16:20:10
● 2016-12-03 08:17:48
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
●NSns2.nameshift.com2026-03-28 → 2026-07-27 · 3 obs
○ 2016-12-03 08:17:48
● 2026-03-28 15:47:24
● 2026-07-27 12:49:06
○NSns2.surf-town.net2015-08-14 → 2016-12-03 · 4 obs
● 2015-08-14 16:20:10
● 2016-12-03 08:17:48
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
○NSns3.surf-town.net2015-08-14 → 2016-12-03 · 4 obs
● 2015-08-14 16:20:10
● 2016-12-03 08:17:48
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
●NSxmhvxw.ns3.nameshift.com2026-03-28 → 2026-07-27 · 3 obs
○ 2016-12-03 08:17:48
● 2026-03-28 15:47:24
● 2026-07-27 12:49:06
○MX.2026-03-28 → 2026-07-27 · 2 obs
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
○MXmail4.surftown.se2015-08-14 → 2016-12-03 · 4 obs
● 2015-08-14 16:20:10
● 2016-12-03 08:17:48
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
○A134.199.240.1622026-03-28 → 2026-03-28 · 3 obs
○ 2026-03-28 15:47:24
● 2026-03-28 23:44:28
○ 2026-07-27 12:49:06
○A209.38.54.1912026-03-28 → 2026-03-28 · 4 obs
○ 2016-12-03 08:17:48
● 2026-03-28 15:47:24
○ 2026-03-28 23:44:28
○ 2026-07-27 12:49:06
○A212.97.132.1182015-08-14 → 2016-12-03 · 4 obs
● 2015-08-14 16:20:10
● 2016-12-03 08:17:48
○ 2026-03-28 15:47:24
○ 2026-07-27 12:49:06
○A2604:a880:800:14:0:1:f06c:60002026-04-25 → 2026-04-25 · 4 obs
○ 2026-03-28 15:47:24
○ 2026-04-12 13:07:58
● 2026-04-25 04:25:22
○ 2026-07-27 12:49:06
●A2a0e:4001:11::12026-07-27 → 2026-07-27 · 2 obs
○ 2026-04-25 04:25:22
● 2026-07-27 12:49:06
●A5.83.210.12026-07-27 → 2026-07-27 · 2 obs
○ 2026-04-25 04:25:22
● 2026-07-27 12:49:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
rtf.nuns1.nameshift.com, ns2.nameshift.com, xmhvxw.ns3.nameshift.com-

✅ Authoritative Response

Server:5.83.212.1

NS records: ns1.nameshift.com, ns2.nameshift.com, xmhvxw.ns3.nameshift.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtf.nu (unsigned zone)

⏱️ Timing

Total: 641ms | Queries: -

📄 Records

TypeCountSample Data
A15.83.210.1
AAAA12a0e:4001:11::1
NS3ns1.nameshift.com, ns2.nameshift.com...
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns1.nameshift.com hostmaster.nameshift.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)

Analysis

IP Addresses

rtf.nu directs to two IP numbers, 5.83.210.1 and 2a0e:4001:11::1

Additional host names — transcribe.se, roso.eu, deburijn.nl and two others — share IP numbers with rtf.nu.

Name Servers

rtf.nu carries NS records delegating to ns1.nameshift.com, ns2.nameshift.com and xmhvxw.ns3.nameshift.com.

rtf.nu shares at least some of its name servers with other domains, including 217-22-51-166.no-reverse.nmv.be, euroscope.be, skagg.se and two others.

These name servers are frequently seen alongside poit15.ns3.nameshift.com, 5vyid0.ns3.nameshift.com, lb9d7c.ns3.nameshift.com and 4 other name servers.

ns1.nameshift.com, ns2.nameshift.com and xmhvxw.ns3.nameshift.com are three hostnames that each resolve to a pair of IP addresses: ns1.nameshift.com to 5.83.212.1 and 2a0e:4001:10::1, ns2.nameshift.com to 5.83.212.2 and 2a0e:4001:10::2, and xmhvxw.ns3.nameshift.com to 5.83.212.3 and 2a0e:4001:10::3.