nefstrøm.dk xn--nefstrm-v1a.dk

📜 Historical scan 2026-06-28 09:10:39  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nefstrøm.dk is a .dk domain served by 2 nameservers (fattouche.ns.cloudflare.com, kayleigh.ns.cloudflare.com). It was registered on 9 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.40.238 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, 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   50ms
NameserverIP addressesPTRASN / ISP
fattouche.ns.cloudflare.com 108.162.195.48
162.159.44.48
172.64.35.48
2606:4700:58::a29f:2c30
2803:f800:50::6ca2:c330
2a06:98c1:50::ac40:2330		 fattouche.ns.cloudflare.com
fattouche.ns.cloudflare.com
fattouche.ns.cloudflare.com
fattouche.ns.cloudflare.com
fattouche.ns.cloudflare.com
fattouche.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kayleigh.ns.cloudflare.com 108.162.194.92
162.159.38.92
172.64.34.92
2606:4700:50::a29f:265c
2803:f800:50::6ca2:c25c
2a06:98c1:50::ac40:225c		 kayleigh.ns.cloudflare.com
kayleigh.ns.cloudflare.com
kayleigh.ns.cloudflare.com
kayleigh.ns.cloudflare.com
kayleigh.ns.cloudflare.com
kayleigh.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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.40.238 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.140.49 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records   31ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::ac43:8c31 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3034::6815:28ee 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   41ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.40.238,172.67.140.49 ech=AEX+DQBBiQAgACD2C8PNHhwnKHMQaFeNi1s7/zbRruM9cIS6TNzWY5rmZgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:8c31,2606:4700:3034::6815:28ee

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.nefstrøm.dk)
p=reject v=DMARC1;p=reject

📬 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 2026-10-12 04:42:29
www104.21.40.238 172.67.140.49 2606:4700:3031::ac43:8c31 2606:4700:3034::6815:28ee (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

4 records   76ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

81ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

46ms
FieldValue
Serial2407775695
Primary NS (MNAME)fattouche.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 10:10:55
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2015-11-09
Expires2026-11-30 (40d)

🔗 Same registrant#

10 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
el-business.dkPunktum dk A/S (direct)
el-cirkus.dkPunktum dk A/S (direct)
fondendinmontør.dkPunktum dk A/S (direct)
ideelle.dkPunktum dk A/S (direct)
nef.dkPunktum dk A/S (direct)
neffiber.dkPunktum dk A/S (direct)
nefnet.dkPunktum dk A/S (direct)
nefstroem.dkPunktum dk A/S (direct)
ravdex.dkPunktum dk A/S (direct)
stromtilalle.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
32ms
MX
47ms
AAAA
31ms
TXT
207ms
CAA
49ms
HTTPS
41ms
TLSA
76ms
SOA
46ms
MTA-STS
59ms
DNSSEC
81ms
SRV
60ms
Total
1049ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 22:00:07 1106ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-29 21:52:00 679ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-27 07:39:39 668ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-15 19:55:57 1410ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-28 08:34:45 819ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-23 09:03:14 1300ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-09 16:05:46 1401ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-28 09:10:39 shown 1049ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-24 14:22:42 1139ms 2 NS 2 A 4 MX ❓ Unknown
2026-06-20 02:50:41 597ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-19 06:39:45 381ms 0 NS 0 A 0 MX 🔒 Secure
2026-06-18 03:16:02 1161ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-18 02:52:16 890ms 2 NS 2 A 4 MX 🔒 Secure
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