coding.nu - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

coding.nu

DNSSEC⚠️ Not signed
A37.46.140.20🇳🇱 CYSO-AS37.46.136.0/21 Cyso Hosting B.V. Block
PTRweb101.shared.hosting-login.net
NSns1.sqr.nl
A2a01:518:ffff:4020::53:3🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRns1.dns.sqr.cyso.net
A109.235.73.236🇳🇱 CYSO-AS109.235.72.0/21 Cyso Hosting B.V. Block
PTRns1.dns.sqr.cyso.net
NSns2.sqr.domains
A2a01:518:ffff:4020::53:4🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRns2.dns.sqr.cyso.net
A93.94.227.166🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block
PTRns2.dns.sqr.cyso.net
NSns3.sqr.cloud
A2a03:6000:1002:1002::54🇳🇱 HIGH5-NL2a03:6000::/29 High5! B.V.
PTRns3.sqr.cloud
A46.23.87.195🇳🇱 HIGH5-NL46.23.80.0/20 High5! B.V.
PTRns3.sqr.cloud
MXmx1.antispam-login.net
A2a01:518:1:42:8::132🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRfilter1.antispam-login.net
A2a01:518:1:42:8::133🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRfilter2.antispam-login.net
A93.94.228.132🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block
PTRfilter1.antispam-login.net
A93.94.228.133🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block
PTRfilter2.antispam-login.net
MXmx2.antispam-login.net(20)
A2a01:518:1:42:8::132🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRfilter1.antispam-login.net
A2a01:518:1:42:8::133🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block
PTRfilter2.antispam-login.net
A93.94.228.132🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block
PTRfilter1.antispam-login.net
A93.94.228.133🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block
PTRfilter2.antispam-login.net
SOAns1.sqr.nlhostmaster@coding.nu 2020-12-01 #2

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu
NSa.ns.nu
NSb.ns.nu ⚠️ Not in parent delegation
NSc.ns.nu
NSd.ns.nu
NSf.ns.nu ⚠️ Not in parent delegation
NSg.ns.nu ⚠️ Not in parent delegation
NSi.ns.nu ⚠️ Not in parent delegation
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTNU zone update: 2026-09-11 16:14:06 +0000 (EPOCH 1789143246) (auto)
TXTid:5e323a26-6618-45c4-bce0-0d499ffd4cd5
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1789143301

Same first word

Similar names

Previous names

Next names

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns1.sqr.nlns2.sqr.domainsns3.sqr.cloudns1.uniserver.nlns2.uniserver.nlns3.uniserver.nlMXmx1.antispam-login.netmx2.antispam-login.netmx-up.uniserver.nlrelay.uniserver.nlA37.46.140.2084.38.227.121
NSns1.sqr.nl2026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
NSns1.uniserver.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56
NSns2.sqr.domains2026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
NSns2.uniserver.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56
NSns3.sqr.cloud2026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
NSns3.uniserver.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56
MXmx-up.uniserver.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56
MXmx1.antispam-login.net2026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
MXmx2.antispam-login.net2026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
MXrelay.uniserver.nl2015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56
A37.46.140.202026-09-10 → 2026-09-11 · 3 obs
○ 2017-02-09 05:15:20
● 2026-09-10 12:42:28
● 2026-09-11 16:37:56
A84.38.227.1212015-06-30 → 2017-02-09 · 4 obs
● 2015-06-30 10:27:42
● 2017-02-09 05:15:20
○ 2026-09-10 12:42:28
○ 2026-09-11 16:37:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
num.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu...12 records
coding.nuns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud-

✅ Authoritative Response

Server:109.235.73.236

NS records: ns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coding.nu (unsigned zone)

⏱️ Timing

Total: 1353ms | Queries: -

📄 Records

TypeCountSample Data
A137.46.140.20
NS3ns2.sqr.domains, ns3.sqr.cloud...
MX2mx1.antispam-login.net (pri: 10), mx2.antispam-login.net (pri: 20)
SOA1ns1.sqr.nl hostmaster.coding.nu

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (m.ns.nu, m.ns.nu, z.ns.nu...)

Analysis

IP Addresses

coding.nu has exactly one IP address — 37.46.140.20.

createyourworld.nl, vanderpol-consulting.com, mx1.abroersen.nl plus two other host names have IP numbers in common with coding.nu.

Name Servers

coding.nu carries NS records delegating to ns3.sqr.cloud, ns2.sqr.domains and ns1.sqr.nl.

coding.nu shares at least some of its name servers with other domains, including brandwerendeschuifdeur.nl, verhuizennaarcuracao.nl, stichtingcripplex.nl and two others.

ns3.sqr.cloud, ns2.sqr.domains and ns1.sqr.nl are three hostnames that each resolve to a pair of IP addresses: ns3.sqr.cloud to 46.23.87.195 and 2a03:6000:1002:1002::54, ns2.sqr.domains to 93.94.227.166 and 2a01:518:ffff:4020::53:4, and ns1.sqr.nl to 109.235.73.236 and 2a01:518:ffff:4020::53:3.

Mail Servers

coding.nu uses two mail servers, mx1.antispam-login.net and mx2.antispam-login.net.

The mail server setup of coding.nu matches that of other domains such as bonferia.com, meldmaat.nl, energy4you.nu and two others.

At least some of the mail servers used by coding.nu are shared with other domains: bistre.eu, callcentersoftware.de, photogrammetry.nl and two others among them.

Both mx1.antispam-login.net and mx2.antispam-login.net resolve to four IP addresses: mx1.antispam-login.net points to 93.94.228.132, 93.94.228.133, 2a01:518:1:42:8::132 and 2a01:518:1:42:8::133 while mx2.antispam-login.net resolves to 93.94.228.132, 93.94.228.133, 2a01:518:1:42:8::132 and 2a01:518:1:42:8::133.

mx1.antispam-login.net along with mx2.antispam-login.net each resolve to 2a01:518:1:42:8::132 IP addresses.

mx1.antispam-login.net along with mx2.antispam-login.net each resolve to 2a01:518:1:42:8::133 IP addresses.

mx1.antispam-login.net along with mx2.antispam-login.net each resolve to 93.94.228.132 IP addresses.

mx1.antispam-login.net along with mx2.antispam-login.net each resolve to 93.94.228.133 IP addresses.