swob.dk

Records from scan: 2026-10-12 16:23:11 · 792ms total · last checked 2026-10-16 21:59 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

swob.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 4 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.24.57.1 is hosted by Render (AS397273) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no 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#

3 records 45ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.24.57.1	3600s	ip-216-24-57-1.ingress.render.com	AS397273	Render	216.24.57.0/24	🇺🇸 United States	—

📧 MX Records#

5 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.1.26 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a	lb-in-f26.1e100.net li-in-f26.1e100.net li-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 121ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (swob.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 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

🧩 Web & zone#

checked 2026-10-12 16:23:11

www CNAME	swob-website.onrender.com (all on onrender.com) → 216.24.57.16 216.24.57.18 (AS397273)
www vs bare domain	Same network swob.dk: 216.24.57.1 (AS397273) www.swob.dk: 216.24.57.16 216.24.57.18 (AS397273)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~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

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

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

🏷️ SOA#

24ms

Field	Value
Serial	2026101200
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 2026-10-10 15:04:02

Field	Value
Registrar	Simply.com A/S
Registered	2024-02-04
Expires	2027-02-03 (108d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

41ms

32ms

AAAA

31ms

TXT

121ms

CAA

40ms

HTTPS

39ms

TLSA

68ms

SOA

24ms

MTA-STS

50ms

DNSSEC

120ms

SRV

46ms

Total

792ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:23:11 shown	792ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-10 14:42:09	1866ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-28 02:09:58	9638ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-22 15:12:51	2523ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 07:14:56	3944ms	4 NS 1 A 1 MX	🔓 Insecure
2026-07-04 17:37:40	7951ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-19 03:05:47	7075ms	4 NS 1 A 1 MX	⚠️ Bogus
2026-06-18 04:28:00	3230ms	4 NS 1 A 1 MX	🔓 Insecure