zerv.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
henry.ns.cloudflare.com	108.162.193.176 172.64.33.176 173.245.59.176 2606:4700:58::adf5:3bb0 2803:f800:50::6ca2:c1b0 2a06:98c1:50::ac40:21b0	henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
may.ns.cloudflare.com	108.162.192.135 172.64.32.135 173.245.58.135 2606:4700:50::adf5:3a87 2803:f800:50::6ca2:c087 2a06:98c1:50::ac40:2087	may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records3 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.14.153	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.15.153	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.75.247	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	zerv-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca48::c 52.101.68.3 52.101.73.126 52.101.73.15 52.101.73.22	mail-db4pr02cu00406.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.8
🔶 Autoconfig	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)3 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:e99	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:f99	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4bf7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.14.153,104.26.15.153,172.67.75.247 ipv6hint=2606:4700:20::681a:e99,2606:4700:20::681a:f99,2606:4700:20::ac43:4bf7

📝 TXT Records4 records 220ms

TXT Record
google-site-verification=ACIM-oIxNKf42CnULuvzCMgAR8YDUoRTs0DcfQTLHvg
klaviyo-site-verification=QSAVBH
MS=ms70303979
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:_spf.herodesk-mails.io ~all

✉️ SPF

Policy	Record (zerv.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:mailgun.org include:_spf.herodesk-mails.io ~all

📨 DMARC

Policy	Record (_dmarc.zerv.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2412740350
Primary NS (MNAME)	henry.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

40ms

MX

48ms

AAAA

46ms

TXT

220ms

CAA

50ms

HTTPS

46ms

TLSA

390ms

SOA

0ms

MTA-STS

58ms

DNSSEC

93ms

SRV

81ms

Total

1177ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 14:48:37	1101ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-08-28 02:23:39	1177ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-08-21 11:03:02	11568ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-08-06 22:33:14	2340ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-07-01 11:07:08	977ms	2 NS 3 A 1 MX	🔓 Insecure	View
2026-06-17 14:42:54	1764ms	2 NS 3 A 1 MX	🔓 Insecure	View