nr7.dk

📜 Historical scan 2026-09-06 20:58:22  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nr7.dk is a .dk domain served by 2 nameservers (jeremy.ns.cloudflare.com, josephine.ns.cloudflare.com). It was registered on 25 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.97 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dns01.romoborger.dk. 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   117ms
NameserverIP addressesPTRASN / ISP
jeremy.ns.cloudflare.com 108.162.193.180
172.64.33.180
173.245.59.180
2606:4700:58::adf5:3bb4
2803:f800:50::6ca2:c1b4
2a06:98c1:50::ac40:21b4		 jeremy.ns.cloudflare.com
jeremy.ns.cloudflare.com
jeremy.ns.cloudflare.com
jeremy.ns.cloudflare.com
jeremy.ns.cloudflare.com
jeremy.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
josephine.ns.cloudflare.com 108.162.194.64
162.159.38.64
172.64.34.64
2606:4700:50::a29f:2640
2803:f800:50::6ca2:c240
2a06:98c1:50::ac40:2240		 josephine.ns.cloudflare.com
josephine.ns.cloudflare.com
josephine.ns.cloudflare.com
josephine.ns.cloudflare.com
josephine.ns.cloudflare.com
josephine.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   129ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.31.97 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.176.47 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   135ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s dns01.romoborger.dk 193.181.208.0
2a0f:f01:208:1::		 dns01.romoborger.dk
dns01.romoborger.dk		 AS44803 Webdock.io ApS
AS44803 Webdock.io ApS

🔷 AAAA Records (IPv6)#

2 records   107ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:1f61 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::ac43:b02f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   105ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.31.97,172.67.176.47 ech=AEX+DQBBYwAgACCcldFVjb0B8b+NBAEHq6qZSXeu/mrhXC2wv4qhPnVTRgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1f61,2606:4700:3033::ac43:b02f

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.nr7.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:7624906200fd40a587e64048effa0599@dmarc-reports.cloudflare.net;

📬 MTA-STS#

181ms
CheckResult
Status⚠️ Invalid
TXT record (_mta-sts)✓ Found
HTTPS policy✗ Missing / invalid
Policy ID202604171700
Policy MX—

📈 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 2026-10-16 19:53:29
www104.21.31.97 172.67.176.47 2606:4700:3031::6815:1f61 2606:4700:3033::ac43:b02f (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.nr7.dk 1HIR03eaOon-zsNG9jze2jH2iXeldcTZZEZE1xvoU3s
TXT _acme-challenge.nr7.dk 3TvjelOfNoRfkMgSmDTNk7-vWMijRdh77h8kwoL3Dro

🔗 TLSA / DANE#

1 records   372ms
Service / OwnerTypeCert association
SMTP _25._tcp.dns01.romoborger.dk DANE-EE · SPKI · SHA-256 F81E6A86A4068B997ADC60BE160D1223…

🔐 DNSSEC#

202ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2413897334
Primary NS (MNAME)jeremy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 08:26:31
FieldValue
RegistrarSimply.com A/S
Registered2025-10-25
Expires2027-10-24 (370d)

🔗 Same registrant#

5 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
eneboer.dkSimply.com A/S
foghdesign.dkSimply.com A/S
romo-borger.dkSimply.com A/S
romoborger.dkSimply.com A/S
sanktknud.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
117ms
A
129ms
MX
135ms
AAAA
107ms
TXT
261ms
CAA
134ms
HTTPS
105ms
TLSA
372ms
SOA
0ms
MTA-STS
181ms
DNSSEC
202ms
SRV
146ms
Total
1144ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 19:53:29 1788ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-08 05:21:11 1328ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 20:34:44 1146ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 04:53:43 744ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-27 20:25:06 2397ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-17 13:34:01 10236ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-06 21:15:45 1247ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-06 20:58:22 shown 1144ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-26 23:41:51 1113ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-19 15:43:40 1542ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-18 15:40:24 4348ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-11 20:04:51 1669ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-06 01:03:06 1679ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-18 07:40:49 4826ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-28 10:20:48 1463ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-25 18:32:57 1529ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-19 17:09:05 2235ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-18 06:00:31 1855ms 2 NS 2 A 1 MX 🔒 Secure
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