netnic.dk

📜 Historical scan 2026-10-13 18:39:24  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

netnic.dk is a .dk domain served by 2 nameservers (khalid.ns.cloudflare.com, kristin.ns.cloudflare.com). It was registered on 15 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.10.140 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   120ms
NameserverIP addressesPTRASN / ISP
khalid.ns.cloudflare.com 108.162.195.53
162.159.44.53
172.64.35.53
2606:4700:58::a29f:2c35
2803:f800:50::6ca2:c335
2a06:98c1:50::ac40:2335		 khalid.ns.cloudflare.com
khalid.ns.cloudflare.com
khalid.ns.cloudflare.com
khalid.ns.cloudflare.com
khalid.ns.cloudflare.com
khalid.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kristin.ns.cloudflare.com 108.162.192.181
172.64.32.181
173.245.58.181
2606:4700:50::adf5:3ab5
2803:f800:50::6ca2:c0b5
2a06:98c1:50::ac40:20b5		 kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   124ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.10.140 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.190.114 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   101ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.10.140
🔶 Autoconfig104.21.10.140

🔷 AAAA Records (IPv6)#

2 records   130ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:be72 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:a8c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   132ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.10.140,172.67.190.114 ech=AEX+DQBBJgAgACBLqW6dHS0WNGRPgllF7G7nzY8QUnW4XzMNwtXaA+YFBQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:be72,2606:4700:3035::6815:a8c

🔌 SRV Records#

1 records   145ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 433 maildiscover.simply.com

📝 TXT Records#

1 records   368ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (netnic.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-17 21:15:04
www104.21.10.140 172.67.190.114 2606:4700:3030::ac43:be72 2606:4700:3035::6815:a8c (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   780ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

341ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

62ms
FieldValue
Serial2417297186
Primary NS (MNAME)khalid.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 18:51:46
FieldValue
RegistrarSimply.com A/S
Registered2024-02-15
Expires2027-02-14 (117d)

🔗 Same registrant#

6 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
agronet.dkSimply.com A/S
entreprenoer-pea.dkSimply.com A/S
gpsnu.dkSimply.com A/S
netnico.dkSimply.com A/S
powerbackup.dkSimply.com A/S
rtkhub.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
120ms
A
124ms
MX
101ms
AAAA
130ms
TXT
368ms
CAA
126ms
HTTPS
132ms
TLSA
780ms
SOA
62ms
MTA-STS
101ms
DNSSEC
341ms
SRV
145ms
Total
2456ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 21:15:04 4240ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-13 18:39:24 shown 2456ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-12 11:49:13 521ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-08 06:30:35 1052ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-27 01:09:53 1276ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 21:49:32 754ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 12:54:27 9532ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 05:48:21 954ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 21:59:42 3899ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-15 00:17:44 2160ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 01:55:37 1112ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 03:53:00 1112ms 2 NS 2 A 1 MX 🔓 Insecure
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