post.dk DNS records

🖥️ Nameservers4 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
dns01.dipcon.com	193.14.90.50 2a00:801:fb:253::4	dns01.dipcon.com dns01.dipcon.com	AS1257 Tele2 SWIPnet AS1257 Tele2 SWIPnet
dns02.ports.se	2001:19f0:5001:2a:5400:ff:fe38:1e6f 45.63.42.179	dns02.ports.se dns02.ports.se	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
dns03.ports.se	2a04:3540:1000:310:287e:f6ff:fe1d:4789 94.237.33.102	dns03.ports.se dns03.ports.se	AS202053 UpCloud Ltd AS202053 UpCloud Ltd
dns04.ports.net	158.255.211.116 2a03:f80:ed15:3ec8::1	dns04.ports.net dns04.ports.net	AS57169 EDIS GmbH AS57169 EDIS GmbH

🌍 A Records4 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.109	300s	server-3-174-18-109.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.129	300s	server-3-174-18-129.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.43	300s	server-3-174-18-43.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.85	300s	server-3-174-18-85.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	post-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09::9 2a01:111:f403:ca48::a 52.101.68.16 52.101.68.27 52.101.68.36 52.101.73.11	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am1pr04cu00103.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

🔷 AAAA Records (IPv6)8 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:9000:28e5:1e00:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:2600:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:3000:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:4e00:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:ba00:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:cc00:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:dc00:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:f600:18:ec11:8680:93a1	300s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 847ms

TXT Record
_tk09ijb9lzdvctss6hkwpgef9ztd8xo
MS=ms47882005
OKrtZc+d5rTu7G7T/jIE+qBBTIvEPWAtnyWsBdbvfYqgR0w8TuJEBFeXphbazVse8Teit4gSETTbb730FCWzlQ==
v=spf1 include:spf.protection.outlook.com include:spf.hostnordic.com ip4:62.13.41.246 ip4:193.183.118.11 ip4:193.183.119.11 ip4:193.3.69.4 ip4:193.3.69.5 ip4:147.14.50.43 ip4:147.14.50.44 ip4:147.14.50.36 ip4:147.14.50.37 ip4:77.95.151.167 -all

✉️ SPF

Policy	Record (post.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.hostnordic.com ip4:62.13.41.246 ip4:193.183.118.11 ip4:193.183.119.11 ip4:193.3.69.4 ip4:193.3.69.5 ip4:147.14.50.43 ip4:147.14.50.44 ip4:147.14.50.36 ip4:147.14.50.37 ip4:77.95.151.167 -all

📨 DMARC

Policy	Record (_dmarc.post.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:9kqyvuc8@ag.eu.dmarcadvisor.com,mailto:rua@dmarc.portsgroup.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 / DANE

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

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083103
Primary NS (MNAME)	dns01.dipcon.com
Responsible (RNAME)	registry@ports.net
Refresh	14400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-08-18 03:02:26

Field	Value
Registrar	Abion AB
Registered	1997-01-31
Expires	2027-03-31 (210d)

📋 WHOIS

⏱️ Lookup Timing

NS

26ms

A

34ms

MX

31ms

AAAA

37ms

TXT

847ms

CAA

32ms

HTTPS

37ms

TLSA

706ms

SOA

0ms

MTA-STS

698ms

DNSSEC

107ms

SRV

1081ms

Total

2388ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 07:08:01	2388ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-28 22:53:01	7144ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-27 21:34:42	3678ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-27 16:26:12	1530ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-26 15:27:55	3622ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-24 19:18:29	11764ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-23 14:11:37	3872ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-22 14:05:23	2793ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-21 13:45:32	25354ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-20 13:38:07	13029ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-19 05:57:18	5711ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-18 03:01:24	11027ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-16 09:20:10	2728ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-15 02:31:19	5464ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-12 15:06:35	10425ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-11 11:36:59	2880ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-10 06:58:04	4497ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-08-06 18:06:28	1891ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-29 22:41:48	10590ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-27 21:37:38	2185ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-26 21:17:14	10092ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-25 20:46:53	3821ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-24 20:16:36	2442ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-23 13:30:19	10728ms	4 NS 4 A 1 MX	🔒 Secure	View
2026-07-22 12:12:58	1838ms	4 NS 4 A 1 MX	🔒 Secure	View