grammus.dk

📜 Historical scan 2026-09-30 16:28:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grammus.dk is a .dk domain served by 2 nameservers (destiny.ns.cloudflare.com, theo.ns.cloudflare.com). It was registered on 6 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.73 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.grammus.dk. 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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
destiny.ns.cloudflare.com	108.162.194.76 162.159.38.76 172.64.34.76 2606:4700:50::a29f:264c 2803:f800:50::6ca2:c24c 2a06:98c1:50::ac40:224c	destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
theo.ns.cloudflare.com	108.162.193.144 172.64.33.144 173.245.59.144 2606:4700:58::adf5:3b90 2803:f800:50::6ca2:c190 2a06:98c1:50::ac40:2190	theo.ns.cloudflare.com theo.ns.cloudflare.com theo.ns.cloudflare.com theo.ns.cloudflare.com theo.ns.cloudflare.com theo.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.73	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.140	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.grammus.dk	5.43.226.142	mail.essaycock.com	AS51248 Host-Telecom.com s.r.o.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.grammus.dk → 5.43.226.142
🔶 Autoconfig	mail.grammus.dk → 5.43.226.142

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:de8c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2b49	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.73,172.67.222.140 ech=AEX+DQBBfQAgACDNaAfAfAoQPHxoVrmj1DP8fqwD3X325HwHcrQv7Gf/CAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:de8c,2606:4700:3036::6815:2b49

📝 TXT Records#

1 records 200ms

TXT Record
v=spf1 mx mail.grammus.dk ip4:5.43.226.142 ~all

✉️ SPF#

Policy	Record (grammus.dk)
~all (soft fail)	v=spf1 mx mail.grammus.dk ip4:5.43.226.142 ~all

📨 DMARC#

Policy	Record (_dmarc.grammus.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:support@grammus.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 2026-10-13 05:11:06

www	104.21.43.73 172.67.222.140 2606:4700:3034::ac43:de8c 2606:4700:3036::6815:2b49 (AS13335) (address records, no CNAME)
www vs bare domain	Same network grammus.dk: 104.21.43.73 172.67.222.140 2606:4700:3034::ac43:de8c 2606:4700:3036::6815:2b49 (AS13335) www.grammus.dk: 104.21.43.73 172.67.222.140 2606:4700:3034::ac43:de8c 2606:4700:3036::6815:2b49 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~1024 bit below 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

error Unknown mechanism "mail.grammus.dk": receivers treat the record as a permanent error

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.grammus.dk	5yuN2-Nmcj2pGePwHML-9u-cQEwQp2G8tt3xusHFLeA
TXT	_acme-challenge.grammus.dk	NCabWPGOcVCJfkMNcuJb1vANFZrCb5Du2jGywvtd-2s

🔗 TLSA / DANE#

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

🔐 DNSSEC#

62ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

52ms

Field	Value
Serial	2415965282
Primary NS (MNAME)	destiny.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 23:26:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2026-03-06
Expires	2027-03-05 (131d)

🔗 Same registrant#

9 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
botanicus-shoppen.dk	Punktum dk A/S (direct)
folkefesten.dk	Punktum dk A/S (direct)
hugo-casinoonline.dk	Punktum dk A/S (direct)
ice-casino-online.dk	Punktum dk A/S (direct)
klokkerenfranotredame.dk	Punktum dk A/S (direct)
morsbusiness.dk	Punktum dk A/S (direct)
roobet-danmark.dk	Punktum dk A/S (direct)
skaegogballade.dk	Punktum dk A/S (direct)
svend-hansen.dk	INWX GmbH

📋 WHOIS#

⏱️ Lookup Timing#

33ms

31ms

49ms

AAAA

47ms

TXT

200ms

CAA

30ms

HTTPS

32ms

TLSA

67ms

SOA

52ms

MTA-STS

54ms

DNSSEC

62ms

SRV

60ms

Total

853ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 05:11:06	835ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-12 03:59:45	2581ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-11 03:13:06	464ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 16:48:26	2200ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 16:28:45 shown	853ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 02:01:03	1943ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 01:45:22	724ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 01:29:46	909ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 00:48:25	570ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 01:42:07	867ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-13 06:31:15	2541ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-05 07:13:54	499ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 20:01:51	971ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 14:15:39	2289ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-14 23:40:57	805ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 22:23:58	2704ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-26 11:19:59	792ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 11:13:22	2901ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 22:34:02	2396ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 09:23:40	609ms	2 NS 2 A 0 MX	🔓 Insecure