s-e-a.dk

📜 Historical scan 2026-06-25 12:42:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

s-e-a.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 10 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.122.74.175 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by sea-dk0k.j-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.122.74.175	600s	ec2-3-122-74-175.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.96.0.0/11	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	sea-dk0k.j-v1.mx.microsoft	2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::9 52.101.68.15 52.101.73.16 52.101.73.26 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.8
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 57ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

7 records 112ms

TXT Record
apple-domain-verification=UebwtPPnHr3a96Nl
canva-site-verification=pGCbKH8bnc-hfGJYavxy_Q
google-site-verification=tsqgbAUTzF-b-plJzIk27atwEbDnvUQd6-WxZhD5kck
HARICA-yq8UCf8XsufCAZ4zOD8
MS=ms21717632
openai-domain-verification=dv-ggCKlgImMII0aLfiXBrOqSzr
v=spf1 a ip4:91.236.210.174 ip4:91.236.211.79 ip4:40.68.36.243 ip4:91.236.211.63 ip4:91.236.210.169 include:u9973402.wl153.sendgrid.net include:spf.flowmailer.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (s-e-a.dk)
-all (hard fail)	v=spf1 a ip4:91.236.210.174 ip4:91.236.211.79 ip4:40.68.36.243 ip4:91.236.211.63 ip4:91.236.210.169 include:u9973402.wl153.sendgrid.net include:spf.flowmailer.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.s-e-a.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-21 22:09:32

www	3.122.74.175 (AS16509) (address records, no CNAME)
www vs bare domain	Same network s-e-a.dk: 3.122.74.175 (AS16509) www.s-e-a.dk: 3.122.74.175 (AS16509)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u9973402.wl153.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u9973402.wl153.sendgrid.net	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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

6 records 83ms

Service / Owner	Type	Cert association
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	6EBFF927297A5B3AAF5EAE672252C36A…
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	C495D9E40F7E625BE22F83CC64305182…
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	5F88694615E4C61686E106B84C3338C6…
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	A6C267923B26A4A9617EDA73D8DB4FBC…
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	38D895F5105BC2545822C17A2444F4B0…
SMTP _25._tcp.sea-dk0k.j-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	133086C7B822371A4A3304F1661A7880…

🔐 DNSSEC#

116ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026062400
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-09 12:12:19

Field	Value
Registrar	CURANET A/S
Registered	2025-10-10
Expires	2026-10-09 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

35ms

43ms

AAAA

22ms

TXT

112ms

CAA

50ms

HTTPS

41ms

TLSA

83ms

SOA

0ms

MTA-STS

42ms

DNSSEC

116ms

SRV

57ms

Total

693ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 22:09:32	557ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 02:46:06	1126ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 10:31:42	10076ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 16:54:30	1123ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 03:03:46	1149ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 19:34:44	883ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 12:42:28 shown	693ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 20:44:19	946ms	3 NS 1 A 1 MX	🔒 Secure