jemmer.dk

📜 Historical scan 2026-09-29 20:25:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jemmer.dk is a .dk domain served by 2 nameservers (ns.coreconcept.dk, ns2.coreconcept.dk). It was registered on 23 October 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by jemmer-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 2028ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.coreconcept.dk	91.189.201.201	ns.coreconcept.dk	AS42638 Netvaerkssmeden
ns2.coreconcept.dk	91.189.202.202	ns2.coreconcept.dk	AS42638 Netvaerkssmeden

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 2028ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jemmer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::28 2a01:111:f403:ca48::c 52.101.68.12 52.101.68.15 52.101.68.8 52.101.73.155	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 128ms

TXT Record
MS=ms75875935
v=spf1 include:spf.protection.outlook.com a:smtp.servmail.dk -all

✉️ SPF#

Policy	Record (jemmer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:smtp.servmail.dk -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 2026-10-10 04:18:08

www	NXDOMAIN
www vs bare domain	Neither resolves jemmer.dk: no address www.jemmer.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	202
Primary NS (MNAME)	ns.coreconcept.dk
Responsible (RNAME)	hostmaster@coreconcept.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-20 02:13:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-10-23
Expires	2032-08-31 (2142d)

🔗 Same registrant#

2 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).

Domain	Registrar
ceragon.dk	Punktum dk A/S (direct)
scoutonline.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

2028ms

31ms

2028ms

AAAA

38ms

TXT

128ms

CAA

2027ms

HTTPS

34ms

TLSA

646ms

SOA

0ms

MTA-STS

36ms

DNSSEC

77ms

SRV

2035ms

Total

8172ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 20:41:06	11040ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-29 20:25:56 shown	8172ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-26 17:03:22	21039ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-14 17:04:00	13458ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-10 14:18:32	16506ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-03 09:45:17	13372ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-27 12:56:44	10694ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-16 15:15:40	14692ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-13 02:23:26	16519ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-11 08:12:40	11444ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-20 19:43:49	22734ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-02 10:30:17	11603ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-21 16:20:18	1301ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-18 05:26:06	4427ms	2 NS 0 A 1 MX	🔓 Insecure