isherwood.dk

Records from scan: 2026-08-28 06:56:18 · 1351ms total · last checked 2026-10-17 10:32 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

isherwood.dk is a .dk domain served by 2 nameservers (ns1.onwelcom.dk, ns2.onwelcom.dk). It was registered on 21 August 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.250 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by isherwood-dk.mail.protection.outlook.com. 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#

2 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.onwelcom.dk	185.51.79.241	ns1.onwelcom.dk	AS205984 Powernet Aps
ns2.onwelcom.dk	185.51.79.251	—	AS205984 Powernet Aps

🌍 A Records#

1 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.79.250	86400s	web01.onwelcom.dk	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	isherwood-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::8 52.101.103.140 52.101.68.0 52.101.68.10 52.101.73.15	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.56
🔶 Autoconfig	185.51.79.250

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 93ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 217ms

TXT Record
MS=ms80546885
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (isherwood.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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 2026-10-07 22:17:04

www	185.51.79.250 (AS205984) (address records, no CNAME)
www vs bare domain	Same network isherwood.dk: 185.51.79.250 (AS205984) www.isherwood.dk: 185.51.79.250 (AS205984)
Wildcard	Yes: any name under the zone resolves

🔎 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#

80ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2020050213
Primary NS (MNAME)	ns1.onwelcom.dk
Responsible (RNAME)	hostmaster@isherwood.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-06 03:10:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-08-21
Expires	2027-08-31 (317d)

📋 WHOIS#

⏱️ Lookup Timing#

70ms

64ms

56ms

AAAA

56ms

TXT

217ms

CAA

38ms

HTTPS

62ms

TLSA

610ms

SOA

0ms

MTA-STS

82ms

DNSSEC

80ms

SRV

93ms

Total

1351ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:56:18 shown	1351ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 22:25:37	1402ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 18:34:58	1265ms	2 NS 1 A 1 MX	🔓 Insecure