opsumit.dk

📜 Historical scan 2026-06-18 01:06:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opsumit.dk is a .dk domain served by 4 nameservers (dns1.p01.nsone.net, dns2.p01.nsone.net, ns01.jnjdns.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 165.160.13.20 is hosted by Corporation Service Company (AS19574) in United States. Mail is handled by custmx.cscdns.net. The zone is DNSSEC-signed but currently fails validation, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 248ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.p01.nsone.net	198.51.44.1 2620:4d:4000:6259:7:1:0:1	dns1.p01.nsone.net dns1.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns2.p01.nsone.net	198.51.45.1 2a00:edc0:6259:7:1::2	dns2.p01.nsone.net dns2.p01.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
ns01.jnjdns.com	2607:f740:e659::1 45.54.33.1	ns01.jnjdns.com ns01.jnjdns.com	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns02.jnjdns.com	2607:f740:e659:4::1 45.54.33.65	— ns02.jnjdns.com	AS63911 NetActuate, Inc AS63911 NetActuate, Inc

🌍 A Records#

2 records 290ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
165.160.13.20	—	—	AS19574	Corporation Service Company	165.160.12.0/22	🇺🇸 United States	—
165.160.15.20	—	—	AS19574	Corporation Service Company	165.160.12.0/22	🇺🇸 United States	—

📧 MX Records#

1 records 286ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	custmx.cscdns.net	198.58.121.58	198-58-121-58.ip.linodeusercontent.com	AS63949 Akamai Connected Cloud

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	165.160.15.20
🔶 Autoconfig	165.160.15.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.opsumit.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; sp=none; rua=mailto:5d14eac2@inbox.ondmarc.com; ruf=mailto:5d14eac2@inbox.ondmarc.com; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 18:07:54

www	165.160.13.20 165.160.15.20 (AS19574) (address records, no CNAME)
www vs bare domain	Same network opsumit.dk: 165.160.13.20 165.160.15.20 (AS19574) www.opsumit.dk: 165.160.13.20 165.160.15.20 (AS19574)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

457ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'opsumit.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

269ms

Field	Value
Serial	1719195672
Primary NS (MNAME)	dns1.p01.nsone.net
Responsible (RNAME)	hostmaster@nsone.net
Refresh	7200s
Retry	7200s
Expire	2592000s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

248ms

290ms

286ms

AAAA

247ms

TXT

942ms

CAA

387ms

HTTPS

286ms

TLSA

524ms

SOA

269ms

MTA-STS

363ms

DNSSEC

457ms

SRV

504ms

Total

7130ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 09:48:08	1946ms	4 NS 2 A 1 MX	🔓 Insecure
2026-09-11 12:48:17	10455ms	4 NS 2 A 1 MX	🔓 Insecure
2026-08-25 23:24:06	1464ms	4 NS 2 A 1 MX	🔓 Insecure
2026-07-04 14:12:14	6087ms	4 NS 2 A 1 MX	🔓 Insecure
2026-06-18 01:06:45 shown	7130ms	4 NS 2 A 1 MX	⚠️ Bogus