commtech.dk DNS records

🖥️ Nameservers4 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns77.ultradns.biz	156.154.66.77 2610:a1:1015::71	pdns77.ultradns.biz pdns77.ultradns.biz	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.com	156.154.64.77 2001:502:f3ff::71	pdns77.ultradns.com pdns77.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.net	156.154.65.77 2610:a1:1014::71	pdns77.ultradns.net pdns77.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.org	156.154.67.77 2001:502:4612::71	pdns77.ultradns.org pdns77.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.234.0.82	900s	—	AS8075	Microsoft Corporation	52.224.0.0/11	🇺🇸 United States	San Jose

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 230ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (commtech.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.commtech.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:rywdzx3h@ag.dmarcian.com

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records1 records 39ms

Flags	Tag	Value
0	issue	;

🔗 TLSA / DANE

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

🔐 DNSSEC117ms

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	2017093403
Primary NS (MNAME)	pdns77.ultradns.com
Responsible (RNAME)	domadmin@arrow.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 RegistrationWHOIS fetched 2026-07-06 08:21:04

Field	Value
Registrar	MarkMonitor Inc.
Registered	2018-01-08
Expires	2027-01-31 (152d)

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

45ms

MX

33ms

AAAA

41ms

TXT

230ms

CAA

39ms

HTTPS

36ms

TLSA

59ms

SOA

0ms

MTA-STS

56ms

DNSSEC

117ms

SRV

81ms

Total

560ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:30:50	560ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 07:26:39	2444ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 19:32:34	972ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-23 18:57:54	2876ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 16:09:38	9096ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 10:14:10	1104ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-16 07:30:39	2785ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-14 22:42:40	917ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 05:50:31	1981ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 02:41:44	1021ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 02:04:21	8959ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 07:55:42	3341ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 07:30:37	9675ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 07:22:24	1056ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 06:04:34	873ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 05:03:04	1221ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-22 01:10:21	914ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-19 23:43:55	802ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-18 13:41:16	1406ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 13:22:21	8801ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-14 09:30:27	963ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-06 08:14:28	1603ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-30 10:51:01	867ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 06:40:39	970ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 21:55:05	530ms	4 NS 1 A 0 MX	🔓 Insecure	View