replyflow.dk DNS records

🖥️ Nameservers2 records 199ms

Nameserver	IP addresses	PTR	ASN / ISP
austin.ns.cloudflare.com	108.162.193.70 172.64.33.70 173.245.59.70 2606:4700:58::adf5:3b46 2803:f800:50::6ca2:c146 2a06:98c1:50::ac40:2146	austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
carrera.ns.cloudflare.com	108.162.194.231 162.159.38.231 172.64.34.231 2606:4700:50::a29f:26e7 2803:f800:50::6ca2:c2e7 2a06:98c1:50::ac40:22e7	carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com carrera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 222ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.33.114	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.161.229	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 233ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	replyflow-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::1 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 52.101.68.21 52.101.68.39 52.101.73.12 52.101.73.24	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 211ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a1e5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2172	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 292ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.114,172.67.161.229 ech=AEX+DQBBwwAgACB0sUtEedfCu0o67EMIFJZgEknwVE6/Vpm5YrKuzVkNJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1e5,2606:4700:3036::6815:2172

🔌 SRV Records1 records 343ms

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

📝 TXT Records2 records 529ms

TXT Record
NETORG20378797.onmicrosoft.com
v=spf1 include:secureserver.net -all

✉️ SPF

Policy	Record (replyflow.dk)
-all (hard fail)	v=spf1 include:secureserver.net -all

📨 DMARC

Policy	Record (_dmarc.replyflow.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;

📬 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)

🔐 DNSSEC444ms

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

🏷️ SOA297ms

Field	Value
Serial	2407277774
Primary NS (MNAME)	austin.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

199ms

A

222ms

MX

233ms

AAAA

211ms

TXT

529ms

CAA

284ms

HTTPS

292ms

TLSA

347ms

SOA

297ms

MTA-STS

219ms

DNSSEC

444ms

SRV

343ms

Total

2752ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 10:54:05	1623ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 07:08:40	934ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 23:24:58	5508ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-15 20:52:46	1729ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 06:17:30	1099ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 00:12:14	1566ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 16:27:21	1141ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 04:35:48	2752ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 16:27:37	2982ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 00:22:07	1258ms	2 NS 2 A 1 MX	🔓 Insecure	View