frdb.dk

📜 Historical scan 2026-09-09 21:36:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frdb.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 27 September 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.163.97.43 is hosted by Fynske Medier P/S (AS43167) in Denmark. Mail is handled by frdb-dk.mail.protection.outlook.com. 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#

4 records 46ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.163.97.43	60s	—	AS43167	Fynske Medier P/S	193.163.96.0/23	🇩🇰 Denmark	Malling

📧 MX Records#

1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	frdb-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::a 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::8 52.101.103.143 52.101.73.126 52.101.73.6 52.101.91.162	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

8 records 110ms

TXT Record
facebook-domain-verification=efhxucb6fnguzuxpdv184nwswq0vhg
fastly-domain-delegation-oqf9hqct97gzv7wmedrj-00592219-2026-01-28
google-site-verification=0EOhz4M6LI1ajcBvgNR_wWr4JTfXspQN_4V9m2rA260
google-site-verification=81BorRQ0BIg4D4iGcp904jwiyIFlYhgxyWchgeh_lLE
google-site-verification=oyJ9DqXTYNTV6Gv5U5R9CTuPeopioC8iy20DO5dtlOw
google-site-verification=V2WskX0QsJfOArE7NkP1zler1D_0_OKx4ilGOVaDQ90
MS=ms58311933
v=spf1 include:_spf.google.com ip4:80.63.11.74 ip4:193.163.96.23 include:spf.protection.outlook.com include:mailgun.org include:_spf.etrack1.com include:spf.logicalware.com ip4:54.77.160.217/32 ip4:52.17.218.205/32 -all

✉️ SPF#

Policy	Record (frdb.dk)
-all (hard fail)	v=spf1 include:_spf.google.com ip4:80.63.11.74 ip4:193.163.96.23 include:spf.protection.outlook.com include:mailgun.org include:_spf.etrack1.com include:spf.logicalware.com ip4:54.77.160.217/32 ip4:52.17.218.205/32 -all

📨 DMARC#

Policy	Record (_dmarc.frdb.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:66f14a574745c@dmarc-dk.centerasecurity.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 2026-10-13 08:49:09

www	193.163.97.43 (AS43167) (address records, no CNAME)
www vs bare domain	Same network frdb.dk: 193.163.97.43 (AS43167) www.frdb.dk: 193.163.97.43 (AS43167)
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#

4 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit
mail	—	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u14506499.wl250.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u14506499.wl250.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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090900
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 01:24:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-09-27
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

42ms

29ms

AAAA

32ms

TXT

110ms

CAA

35ms

HTTPS

1172ms

TLSA

999ms

SOA

0ms

MTA-STS

46ms

DNSSEC

118ms

SRV

49ms

Total

3616ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 08:49:08	1102ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-08 01:32:46	453ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 08:11:42	805ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:54:44	648ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-26 01:57:26	609ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-19 00:35:12	1028ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-11 21:16:46	1436ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-09 21:36:50 shown	3616ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-01 03:53:45	9047ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 04:19:52	983ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-20 20:36:30	1180ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 10:07:17	2418ms	4 NS 1 A 1 MX	🔒 Secure