n16.dk

📜 Historical scan 2026-06-22 19:15:22  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

n16.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, keyla.ns.cloudflare.com). It was registered on 16 February 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.62.221 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a 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   178ms
NameserverIP addressesPTRASN / ISP
duke.ns.cloudflare.com 108.162.193.110
172.64.33.110
173.245.59.110
2606:4700:58::adf5:3b6e
2803:f800:50::6ca2:c16e
2a06:98c1:50::ac40:216e		 duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
keyla.ns.cloudflare.com 108.162.194.170
162.159.38.170
172.64.34.170
2606:4700:50::a29f:26aa
2803:f800:50::6ca2:c2aa
2a06:98c1:50::ac40:22aa		 keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.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   145ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.62.221 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.139.211 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   159ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 142.251.9.26
2a00:1450:4025:c01::1b		 rc-in-f26.1e100.net
rd-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.211.27
2404:6800:4000:1025::1b		 lcbomp-in-f27.1e100.net
lcbomp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1b		 so-in-f26.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx2.googlemail.com 192.178.211.26
2404:6800:4000:1025::1a		 lcbomp-in-f26.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx3.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovern16.dk → 78.31.252.55
🔶 Autoconfign16.dk → 78.31.252.55

🔷 AAAA Records (IPv6)#

2 records   134ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:8bd3 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::6815:3edd 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   178ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.62.221,172.67.139.211 ech=AEX+DQBBWQAgACBSzgjc8HEJ9ualsqGRe1tDuGqrjMf2AWq/FU2ZIOkRZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8bd3,2606:4700:3032::6815:3edd

📝 TXT Records#

1 records   261ms
TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (n16.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.n16.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:henrik@n16.dk

📬 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 2026-10-18 22:43:43
www104.21.62.221 172.67.139.211 2606:4700:3030::ac43:8bd3 2606:4700:3032::6815:3edd (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.n16.dk n16.dk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

191ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2407473145
Primary NS (MNAME)duke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 10:21:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-02-16
Expires2027-04-30 (192d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
178ms
A
145ms
MX
159ms
AAAA
134ms
TXT
261ms
CAA
173ms
HTTPS
178ms
TLSA
536ms
SOA
0ms
MTA-STS
176ms
DNSSEC
191ms
SRV
178ms
Total
2327ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 22:43:43 2236ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-26 02:35:58 1173ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-25 02:13:23 1007ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-04 03:23:50 2604ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-20 00:34:03 5828ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-18 22:00:28 10190ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-08 23:15:32 17443ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-30 02:40:47 17071ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-15 19:16:40 1346ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-28 07:53:17 1305ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-26 09:13:05 1067ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-22 19:15:22 shown 2327ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-19 01:27:25 1215ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-17 17:12:06 920ms 2 NS 2 A 5 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone