londondoor.co.uk
SPF only
Cloudflare Microsoft 365
DNS, hosting, email and name analysis are live. Registration data, the home-page probe, the archive lookup and the other-TLD check are being fetched in the background; this page refreshes itself in a few seconds.
Registration
Fetching the registry record…
DNS
| Type | Value |
|---|---|
| NS | ns0.zen.co.uk · ns1.zen.co.uk |
| A | 141.193.213.20 |
| A | 141.193.213.21 |
| MX | 1 londondoor-co-uk.mail.protection.outlook.com |
| MX | 90 mail2.fusemetrix.com |
| MX | 100 mail.fusemetrix.com |
| TXT | _globalsign-domain-verification=62D-f2SQvmM9QhHjdhPuoIfotoomivwKPphCr1ILP- |
| TXT | knowbe4-site-verification=27fbc0821ff998fcda19bc195be03465 |
| TXT | MS=ms90297002 |
| TXT | v=spf1 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:_u.londondoor.co.uk._spf.smart.ondmarc.com ip4:213.219.53.1/26 ~all |
| SOA | ns0.zen.co.uk netman.zen.co.uk serial 2018020795 |
Certificates
- First certificate seen
- 2026-10-13 21:26 UTC since dot.bi started watching
- Last certificate seen
- 2026-10-13 21:26 UTC
- Certificates observed
- 4
- Issuers
- Google Trust Services
Hosting
- IP
- 141.193.213.20
- Network
- AS209242 · CLOUDFLARESPECTRUM - Cloudflare London, LLC, US
- Provider
- Cloudflare
- Country
- US (network registration, not server location)
- CDN
- none detected
- IPv6
- no
Web
Probing the home page…
SPF only SPF is published but there is no DMARC policy.
- Provider
- Microsoft 365
- SPF
- present all: softfail
- DMARC
- missing
- DKIM
- not found common selectors only
Age
- First capture
- looking up…
- Years archived
- —
- Registry created
- —
- In dot.bi since
- 2026-10-13 · Certificate Transparency
Name analysis
Same name, other TLDs
Checking the same name on other TLDs…
History observed by dot.bi
First observed by dot.bi · source: ct