swb.dk DNS records

🖥️ Nameservers2 records 81ms

Nameserver	IP addresses	PTR	ASN / ISP
devin.ns.cloudflare.com	108.162.195.49 162.159.44.49 172.64.35.49 2606:4700:58::a29f:2c31 2803:f800:50::6ca2:c331 2a06:98c1:50::ac40:2331	devin.ns.cloudflare.com devin.ns.cloudflare.com devin.ns.cloudflare.com devin.ns.cloudflare.com devin.ns.cloudflare.com devin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
reza.ns.cloudflare.com	108.162.192.217 172.64.32.217 173.245.58.217 2606:4700:50::adf5:3ad9 2803:f800:50::6ca2:c0d9 2a06:98c1:50::ac40:20d9	reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.138	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.248	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 112ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:87f8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:78a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 120ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.138,172.67.135.248 ech=AEX+DQBBvAAgACDbcRsueUOUzqLL6O4KsNVVhOdqEDJ1qmUwE57t8WDkaQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:87f8,2606:4700:3037::6815:78a

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.swb.dk	hp1y5kuGwp8Z3cuWkbPT_UJhxL83USztfwzvX2VOtZc
TXT	_acme-challenge.swb.dk	v04sgSO8PyO3YfvPGmvgeiRMqQjtHdJcwdzxql8wv70

🔗 TLSA / DANE

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

🔐 DNSSEC193ms

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

🏷️ SOA0ms

Field	Value
Serial	2413667931
Primary NS (MNAME)	devin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

81ms

A

84ms

MX

82ms

AAAA

112ms

TXT

318ms

CAA

72ms

HTTPS

120ms

TLSA

149ms

SOA

0ms

MTA-STS

139ms

DNSSEC

193ms

SRV

129ms

Total

1093ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 01:38:47	1093ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-04 14:01:36	3007ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 08:41:23	1896ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-28 08:41:20	900ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 11:42:00	1199ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 20:10:23	2283ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 11:25:51	1379ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 03:27:59	712ms	4 NS 1 A 1 MX	🔓 Insecure	View