renva.dk DNS records

🖥️ Nameservers2 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
otto.ns.cloudflare.com	108.162.195.135 162.159.44.135 172.64.35.135 2606:4700:58::a29f:2c87 2803:f800:50::6ca2:c387 2a06:98c1:50::ac40:2387	otto.ns.cloudflare.com otto.ns.cloudflare.com otto.ns.cloudflare.com otto.ns.cloudflare.com otto.ns.cloudflare.com otto.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zita.ns.cloudflare.com	108.162.192.243 172.64.32.243 173.245.58.243 2606:4700:50::adf5:3af3 2803:f800:50::6ca2:c0f3 2a06:98c1:50::ac40:20f3	zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.73	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.117	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.231.103.187
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8275	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:349	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.73,172.67.130.117 ech=AEX+DQBB3gAgACCrNeffYBs54Ic9ySmupUCgFow0o7lg/fz5Dfsa4DNSIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8275,2606:4700:3034::6815:349

📝 TXT Records1 records 192ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (renva.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.renva.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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

🔗 TLSA / DANE2 records 75ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC2084ms

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	2412759719
Primary NS (MNAME)	otto.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

58ms

A

61ms

MX

53ms

AAAA

58ms

TXT

192ms

CAA

54ms

HTTPS

53ms

TLSA

75ms

SOA

0ms

MTA-STS

70ms

DNSSEC

2084ms

SRV

89ms

Total

2611ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 12:42:46	2611ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 11:49:33	2271ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 11:30:05	1389ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 11:25:31	1456ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 21:52:19	3043ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 15:13:02	1175ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:31:18	676ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:04:07	983ms	3 NS 1 A 1 MX	🔒 Secure	View