mail.cuk.nu - robtex.com

mail.cuk.nu

DNSSEC⚠️ Not signed
NSns1.nameshift.com ⚠️ Not in parent delegation
A2a13:9500:170::1🇬🇧 AS229272000::/3
A5.83.212.1🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen
PTRns1.nameshift.com
NSns2.nameshift.com ⚠️ Not in parent delegation
A2a13:9500:170::2🇬🇧 AS229272000::/3
A5.83.212.2🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen
PTRns2.nameshift.com
NSxmhvxw.ns3.nameshift.com ⚠️ Not in parent delegation
A2a13:9500:170::3🇬🇧 AS229272000::/3
A5.83.212.3🇬🇧 ORG-SDL28-RIPE5.83.212.0/24 autogen

cuk.nu

DNSSEC⚠️ Not signed
A2604:a880:800:14:0:1:f06c:6000🇺🇸 DIGITALOCEAN2604:a880:800::/48 DigitalOcean
A134.199.240.162🇺🇸 DIGITALOCEAN134.199.240.0/20 DigitalOcean
NSns1.nameshift.com ⭐
NSns2.nameshift.com
NSxmhvxw.ns3.nameshift.com
TXTv=spf1 -all
SOAns1.nameshift.comhostmaster@nameshift.com serial=1784023200

Same first word

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DNS History

10 records (3 active, 7 former)

20162017201820192020202120222023202420252026NSns1.nameshift.comns2.nameshift.comxmhvxw.ns3.nameshift.comns1.parkingcrew.netns1.wiredequity.sens2.parkingcrew.netns2.wiredequity.seA185.53.177.3054.72.9.51CNAME540639.parkingcrew.net
●NSns1.nameshift.com2026-03-26 → 2026-07-14 · 3 obs
○ 2016-08-10 20:45:58
● 2026-03-26 03:34:52
● 2026-07-14 10:13:28
○NSns1.parkingcrew.net2015-06-07 → 2015-11-05 · 4 obs
● 2015-06-07 21:30:52
● 2015-11-05 10:03:22
○ 2016-08-10 20:45:58
○ 2026-07-14 10:13:28
○NSns1.wiredequity.se2016-08-10 → 2016-08-10 · 4 obs
○ 2015-11-05 10:03:22
● 2016-08-10 20:45:58
○ 2026-03-26 03:34:52
○ 2026-07-14 10:13:28
●NSns2.nameshift.com2026-03-26 → 2026-07-14 · 3 obs
○ 2016-08-10 20:45:58
● 2026-03-26 03:34:52
● 2026-07-14 10:13:28
○NSns2.parkingcrew.net2015-06-07 → 2015-11-05 · 4 obs
● 2015-06-07 21:30:52
● 2015-11-05 10:03:22
○ 2016-08-10 20:45:58
○ 2026-07-14 10:13:28
○NSns2.wiredequity.se2016-08-10 → 2016-08-10 · 4 obs
○ 2015-11-05 10:03:22
● 2016-08-10 20:45:58
○ 2026-03-26 03:34:52
○ 2026-07-14 10:13:28
●NSxmhvxw.ns3.nameshift.com2026-03-26 → 2026-07-14 · 3 obs
○ 2016-08-10 20:45:58
● 2026-03-26 03:34:52
● 2026-07-14 10:13:28
○A185.53.177.302016-03-20 → 2016-08-10 · 5 obs
○ 2015-11-05 10:03:22
● 2016-03-20 12:14:24
● 2016-08-10 20:45:58
○ 2026-03-26 03:34:52
○ 2026-07-14 10:13:28
○A54.72.9.512015-06-07 → 2015-06-07 · 3 obs
● 2015-06-07 21:30:52
○ 2015-11-05 10:03:22
○ 2026-07-14 10:13:28
○CNAME540639.parkingcrew.net2016-03-20 → 2016-08-10 · 4 obs
● 2016-03-20 12:14:24
● 2016-08-10 20:45:58
○ 2026-03-26 03:34:52
○ 2026-07-14 10:13:28

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:5.83.212.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cuk.nu (unsigned zone)

⏱️ Timing

Total: 929ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns1.nameshift.com, ns2.nameshift.com...
MX1. (pri: 0)

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

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

At least some of mail.cuk.nu's name servers are shared with other domains, for example vanaert.be, mailbackup.kp.nl, www.medicor.se and two more.

It is common for these name servers to be used in conjunction with the name servers 5vyid0.ns3.nameshift.com, poit15.ns3.nameshift.com and lb9d7c.ns3.nameshift.com.

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 2a13:9500:170::1, ns2.nameshift.com to 5.83.212.2 and 2a13:9500:170::2, and xmhvxw.ns3.nameshift.com to 5.83.212.3 and 2a13:9500:170::3.