fishersci.dk is a .dk domain served by 6 nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org and 3 more). It was registered on 26 November 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.226.219.55 is hosted by Life Technologies Corp. (AS22001) in United Kingdom. Mail is handled by mx1.mailfilter.mailoption.dk, mx2.mailfilter.mailoption.dk and 1 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.226.219.55 | 600s | — | AS22001 | Life Technologies Corp. | 46.226.218.0/23 | 🇬🇧 United Kingdom | Clydebank |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mx1.mailfilter.mailoption.dk | 89.104.206.4 | recursor41.electric.net | AS16509 Amazon.com, Inc. |
| 20 | 600s | mx2.mailfilter.mailoption.dk | 192.162.217.4 | jason-test.vipre-europe.co.uk | — |
| 30 | 600s | mx3.mailfilter.mailoption.dk | 89.104.206.4 | recursor41.electric.net | AS16509 Amazon.com, Inc. |
| TXT Record |
|---|
| _f260ig0c0f074blbsp8icxbjvskiyoj |
| _oivl0h53jh27ilanlnt1pz4iujface5 |
| 12x78l8z66x7m530slvyw9ywzh26j1gq |
| g86xv1mcdxnfbf3q2f8plb2tb6014qg7 |
| j7j10vxr6bwv2s4fylq0nx94w2wtq0h6 |
| Policy | Record (_dmarc.fishersci.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www CNAME | www.fishersci.eu.edgekey.net (all on edgekey.net) → 23.34.42.207 (AS16625) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2011071376 |
| Primary NS (MNAME) | pdns1.ultradns.net |
| Responsible (RNAME) | dnsinfo@thermofisher.com |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 2005-11-26 |
| Expires | 2026-11-30 (44d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 17:43:19 | 851ms | 6 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-09 14:56:07 | 2234ms | 6 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 00:54:35 | 5940ms | 6 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 08:40:22 | 463ms | 6 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 08:03:26 shown | 580ms | 6 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 09:29:28 | 702ms | 6 NS 1 A 3 MX | 🔓 Insecure |