dot.bi

security.fi

Monitoring only Cloudflare Microsoft 365
“security” in other TLDs Compare
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

Source: RDAP Not available

Fetching the registry record…

DNS

Source: live resolutionResolved 2026-10-17 02:50 UTC
TypeValue
NSalexa.ns.cloudflare.com · viddy.ns.cloudflare.com
A104.21.72.52
A172.67.175.165
AAAA2606:4700:3033::ac43:afa5
AAAA2606:4700:3034::6815:4834
MX0 security-fi.mail.protection.outlook.com
TXTMS=ms42436583
TXTgoogle-site-verification=LfmdNkUsbjoSIINlFS_0l5msn6qay_3khejtCzXzWcg
TXTgoogle-site-verification=wktjmZ6w5mkU8jUDb5hljH8lNvKL06BwLr5Vn7EAOSA
TXTv=spf1 include:spf.protection.outlook.com -all
SOAalexa.ns.cloudflare.com dns.cloudflare.com serial 2416148985

Certificates

Source: Certificate Transparency logs

No certificate for this domain has passed through the logs dot.bi follows since it started watching. Older certificates are not back-filled.

Hosting

Source: DNS + Team Cymru
IP
104.21.72.52
Network
AS13335 · CLOUDFLARENET - Cloudflare, Inc., US
Provider
Cloudflare
Country
US (network registration, not server location)
CDN
none detected
IPv6
yes

Web

Source: dot.bi probe

Probing the home page…

Email

Source: DNS

Monitoring only DMARC is set to p=none: spoofed mail is reported but still delivered.

Provider
Microsoft 365
SPF
present all: fail
DMARC
p=none no reports
DKIM
not found common selectors only

Age

Source: Wayback Machine
First capture
looking up…
Years archived
—
Registry created
—
In dot.bi since
2026-10-13 · Zone file

Name analysis

dot.bi dictionaries EN · FR
Words
security EN single
Length
8 characters
Digits · hyphens
none · none
Readability
high
Brandability
90 / 100 heuristic

Same name, other TLDs

DNS check, cached a day

Checking the same name on other TLDs…

History observed by dot.bi

Since 2026-10-130 events