redhost.dk

📜 Historical scan 2026-06-18 02:17:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

redhost.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 April 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.66.124.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by redhost-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.124.100	—	redhost.dk	AS47292	Sentia Denmark A/S	77.66.124.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	redhost-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::5 2a01:111:f403:ca09::9 2a01:111:f403:ca09::e 52.101.68.15 52.101.68.32 52.101.73.12 52.101.73.28	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.99.157.40
🔶 Autoconfig	77.66.124.100

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 128ms

TXT Record
google-site-verification=ZQd92umQP86O0Bdt0Fznr9eCJSSNjghOtutQ9mLYdyo
MS=ms78741457
v=spf1 a mx ip4:77.66.124.0/24 include:spf.protection.outlook.com include:helpscoutemail.com include:212.130.93.191 -all

✉️ SPF#

Policy	Record (redhost.dk)
-all (hard fail)	v=spf1 a mx ip4:77.66.124.0/24 include:spf.protection.outlook.com include:helpscoutemail.com include:212.130.93.191 -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 2026-10-27 00:45:15

www	77.66.124.100 (AS47292) (address records, no CNAME)
www vs bare domain	Same network redhost.dk: 77.66.124.100 (AS47292) www.redhost.dk: 77.66.124.100 (AS47292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

error include:212.130.93.191 has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026041501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-27 10:47:42

Field	Value
Registrar	IT FORUM GRUPPEN A/S
Registered	2008-04-25
Expires	2027-04-30 (184d)

🔗 Same registrant#

39 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
backupoutsourcing.dk	IT FORUM GRUPPEN A/S
canvas.dk	IT FORUM GRUPPEN A/S
celsus.dk	Punktum dk A/S (direct)
dizzy-creek.dk	IT FORUM GRUPPEN A/S
dmzhouse.dk	IT FORUM GRUPPEN A/S
dmzmail.dk	IT FORUM GRUPPEN A/S
ecovand.dk	IT FORUM GRUPPEN A/S
eoffice.dk	IT FORUM GRUPPEN A/S
festen-er-slut.dk	IT FORUM GRUPPEN A/S
it-as.dk	Punktum dk A/S (direct)
it-forum-gruppen.dk	IT FORUM GRUPPEN A/S
itf-beredskab.dk	CURANET A/S
itf-demo.dk	IT FORUM GRUPPEN A/S
itf-gruppen.dk	IT FORUM GRUPPEN A/S
itf-mail.dk	IT FORUM GRUPPEN A/S
itf.dk	IT FORUM GRUPPEN A/S
itfcitrix.dk	IT FORUM GRUPPEN A/S
itfcloud.dk	IT FORUM GRUPPEN A/S
itfdc.dk	IT FORUM GRUPPEN A/S
itfdriftscenter.dk	IT FORUM GRUPPEN A/S
itfg.dk	IT FORUM GRUPPEN A/S
itfgruppen.dk	IT FORUM GRUPPEN A/S
itfhos.dk	IT FORUM GRUPPEN A/S
itfhost.dk	IT FORUM GRUPPEN A/S
itfmail.dk	IT FORUM GRUPPEN A/S
itforumdrift.dk	IT FORUM GRUPPEN A/S
itforumgruppen.dk	IT FORUM GRUPPEN A/S
itfsky.dk	IT FORUM GRUPPEN A/S
itftest004.dk	CURANET A/S
itfweb.dk	IT FORUM GRUPPEN A/S
lp-entreprise.dk	IT FORUM GRUPPEN A/S
mail-itf.dk	IT FORUM GRUPPEN A/S
oerkildborge.dk	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
oerkildborgen.dk	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
outsourcingbackup.dk	IT FORUM GRUPPEN A/S
pmlbyg.dk	IT FORUM GRUPPEN A/S
safe-it.dk	IT FORUM GRUPPEN A/S
teamsonline.dk	IT FORUM GRUPPEN A/S
tjgroup.dk	IT FORUM GRUPPEN A/S

📋 WHOIS#

⏱️ Lookup Timing#

29ms

27ms

AAAA

26ms

TXT

128ms

CAA

27ms

HTTPS

27ms

TLSA

143ms

SOA

26ms

MTA-STS

58ms

DNSSEC

94ms

SRV

113ms

Total

695ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-27 00:45:15	816ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-23 18:50:39	729ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-21 12:47:51	552ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 21:07:21	1053ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:59:52	1212ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:17:07 shown	695ms	2 NS 1 A 1 MX	🔒 Secure