semtail.dk

Records from scan: 2026-09-20 16:26:30 · 5142ms total · last checked 2026-10-17 19:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

semtail.dk is a .dk domain served by 4 nameservers (ns-1113.awsdns-11.org, ns-1963.awsdns-53.co.uk, ns-260.awsdns-32.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 108.128.123.15 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by mxz1.klarna.com, mxz2.klarna.com and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

4 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1113.awsdns-11.org	205.251.196.89 2600:9000:5304:5900::1	ns-1113.awsdns-11.org ns-1113.awsdns-11.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1963.awsdns-53.co.uk	205.251.199.171 2600:9000:5307:ab00::1	ns-1963.awsdns-53.co.uk ns-1963.awsdns-53.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-260.awsdns-32.com	205.251.193.4 2600:9000:5301:400::1	ns-260.awsdns-32.com ns-260.awsdns-32.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-635.awsdns-15.net	205.251.194.123 2600:9000:5302:7b00::1	ns-635.awsdns-15.net ns-635.awsdns-15.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

3 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
108.128.123.15	60s	ec2-108-128-123-15.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	108.128.0.0/13	🇮🇪 Ireland	Dublin
52.16.159.235	60s	ec2-52-16-159-235.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	52.16.0.0/14	🇮🇪 Ireland	Dublin
54.220.37.220	60s	ec2-54-220-37-220.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.220.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records#

3 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mxz1.klarna.com	52.30.236.203	ec2-52-30-236-203.eu-west-1.compute.amazonaws.com	AS16509 Amazon.com, Inc.
10	600s	mxz2.klarna.com	54.73.174.245	ec2-54-73-174-245.eu-west-1.compute.amazonaws.com	AS16509 Amazon.com, Inc.
10	600s	mxz3.klarna.com	3.73.181.240	ec2-3-73-181-240.eu-central-1.compute.amazonaws.com	AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 207ms

TXT Record
v=spf1 include:klarna.com -all

✉️ SPF#

Policy	Record (semtail.dk)
-all (hard fail)	v=spf1 include:klarna.com -all

📨 DMARC#

Policy	Record (_dmarc.semtail.dk)
p=reject	v=DMARC1; p=reject; adkim=r; aspf=r; fo=1; rua=mailto:dmarc-reports@klarna.com

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records 44ms

Flags	Tag	Value
0	iodef	mailto:dns-admin@klarna.com
0	issue	amazonaws.com
0	issuewild	amazonaws.com

🧩 Web & zone#

checked 2026-10-11 04:48:59

www	34.240.198.226 34.251.160.248 52.211.144.239 (AS16509) (address records, no CNAME)
www vs bare domain	Same network semtail.dk: 34.240.198.226 34.251.160.248 52.211.144.239 (AS16509) www.semtail.dk: 34.240.198.226 34.251.160.248 52.211.144.239 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2059ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1963.awsdns-53.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

47ms

49ms

52ms

AAAA

52ms

TXT

207ms

CAA

44ms

HTTPS

53ms

TLSA

186ms

SOA

0ms

MTA-STS

79ms

DNSSEC

2059ms

SRV

73ms

Total

5142ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-20 16:26:30 shown	5142ms	4 NS 3 A 3 MX	🔓 Insecure
2026-06-24 19:20:20	4682ms	4 NS 3 A 3 MX	🔓 Insecure
2026-06-23 23:43:21	955ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 07:06:58	1489ms	4 NS 3 A 3 MX	🔓 Insecure
2026-06-20 23:11:05	1174ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 22:36:22	894ms	4 NS 3 A 3 MX	🔓 Insecure
2026-06-20 03:54:18	991ms	4 NS 3 A 3 MX	🔓 Insecure
2026-06-17 13:35:18	4712ms	4 NS 3 A 3 MX	🔓 Insecure