grammus.dk

Records from scan: 2026-10-13 05:11:06  ·  835ms total  ·  last checked 2026-10-19 12:34 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   63ms
NameserverIP addressesPTRASN / 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   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.grammus.dk 5.43.226.142 mail.essaycock.com AS51248 Host-Telecom.com s.r.o.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovermail.grammus.dk → 5.43.226.142
🔶 Autoconfigmail.grammus.dk → 5.43.226.142

🔷 AAAA Records (IPv6)#

2 records   47ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   40ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.43.73,172.67.222.140 ech=AEX+DQBBbQAgACARM9RKVG3yyIwBW34f99ktJkfNsSE1JtU7wN82cEaKJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:de8c,2606:4700:3036::6815:2b49

📝 TXT Records#

1 records   178ms
TXT Record
v=spf1 mx mail.grammus.dk ip4:5.43.226.142 ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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#

checked 2026-10-13 05:11:06
www104.21.43.73 172.67.222.140 2606:4700:3034::ac43:de8c 2606:4700:3036::6815:2b49 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

33ms
FieldValue
Serial2417083377
Primary NS (MNAME)destiny.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 03:30:47
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2026-03-06
Expires2027-03-05 (136d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
63ms
A
57ms
MX
59ms
AAAA
47ms
TXT
178ms
CAA
59ms
HTTPS
40ms
TLSA
78ms
SOA
33ms
MTA-STS
71ms
DNSSEC
132ms
SRV
69ms
Total
835ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 05:11:06 shown 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 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
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