netstof.dk

📜 Historical scan 2026-08-08 15:06:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

netstof.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 38ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	3600s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records#

5 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx.l.google.com	142.251.1.27 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b	lb-in-f27.1e100.net lg-in-f27.1e100.net lg-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	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
20	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC 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#

4 records 131ms

TXT Record
facebook-domain-verification=x9uyeo67bfrszgfcfxq96n7un3mzen
google-site-verification=ei_7kSGEgiXqqvu_zxw53oqADZj-DIbeLiDgtX_IXxc
hibp-verify=dweb_u78sbgfwzwwfhmady4ibj8w5
v=spf1 include:_spf.google.com ip4:185.126.153.92 include:send.heysender.com ~all

✉️ SPF#

Policy	Record (netstof.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ip4:185.126.153.92 include:send.heysender.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#

latest probe, not this scan · checked 2026-10-25 23:00:04

www CNAME	netstof.dk (all on netstof.dk) → 76.76.21.21 (AS16509)
www vs bare domain	Same network netstof.dk: 76.76.21.21 (AS16509) www.netstof.dk: 76.76.21.21 (AS16509)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2076ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080812
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 2026-10-04 18:01:56

Field	Value
Registrar	Simply.com A/S
Registered	1998-09-18
Expires	2027-09-30 (338d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

32ms

AAAA

40ms

TXT

131ms

CAA

44ms

HTTPS

37ms

TLSA

102ms

SOA

0ms

MTA-STS

55ms

DNSSEC

2076ms

SRV

57ms

Total

3055ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 23:00:04	623ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-13 02:25:41	586ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-04 17:44:10	1598ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-30 17:21:46	558ms	3 NS 1 A 5 MX	🔓 Insecure
2026-08-08 15:06:56 shown	3055ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-17 21:28:28	794ms	2 NS 1 A 5 MX	🔒 Secure