cortevaagriscience.dk

📜 Historical scan 2026-06-20 04:59:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cortevaagriscience.dk is a .dk domain served by 4 nameservers (pdns216.ultradns.biz, pdns216.ultradns.com, pdns216.ultradns.net and 1 more). It was registered on 13 December 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.168.52 is hosted by Akamai International B.V. (AS20940) in The Netherlands. The zone is not DNSSEC-signed, 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 176ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns216.ultradns.biz	156.154.66.216 2610:a1:1015::fc	pdns216.ultradns.biz pdns216.ultradns.biz	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.com	156.154.64.216 2001:502:f3ff::fc	pdns216.ultradns.com pdns216.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.net	156.154.65.216 2610:a1:1014::fc	pdns216.ultradns.net pdns216.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns216.ultradns.org	156.154.67.216 2001:502:4612::fc	pdns216.ultradns.org pdns216.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

1 records 178ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.168.52	900s	—	AS20940	Akamai International B.V.	93.191.168.0/24	🇳🇱 The Netherlands	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 260ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.cortevaagriscience.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 05:50:41

www	NXDOMAIN
www vs bare domain	www does not resolve cortevaagriscience.dk: 93.191.168.52 (AS20940) www.cortevaagriscience.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

254ms

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

🏷️ SOA#

104ms

Field	Value
Serial	2017121305
Primary NS (MNAME)	pdns216.ultradns.com
Responsible (RNAME)	hostmaster@corteva.com
Refresh	86400s
Retry	86400s
Expire	86400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 16:45:32

Field	Value
Registrar	MarkMonitor Inc.
Registered	2017-12-13
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

176ms

178ms

103ms

AAAA

97ms

TXT

260ms

CAA

176ms

HTTPS

159ms

TLSA

73ms

SOA

104ms

MTA-STS

303ms

DNSSEC

254ms

SRV

1633ms

Total

2744ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 15:09:16	2085ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-26 12:06:07	1094ms	4 NS 1 A 0 MX	🔓 Insecure
2026-09-13 06:25:52	1228ms	4 NS 1 A 0 MX	🔓 Insecure
2026-08-28 01:08:08	1595ms	4 NS 1 A 0 MX	🔓 Insecure
2026-08-27 09:14:59	769ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-20 04:59:59 shown	2744ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-16 22:53:36	1347ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-16 22:31:51	431ms	4 NS 1 A 0 MX	🔓 Insecure