dot.bi

sierramaestra.cu

SPF only Empresa de Telecomunicaciones de Cuba cip.cu
“sierramaestra” 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 2026-10-14 00:10 UTC
TypeValue
NSns1.cip.cu · ns2.cip.cu
A190.92.127.46
MX6 mxprensa.cip.cu
TXTv=spf1 mx a ip4:190.92.127.27 a:mxprensa.cip.cu include:sierramaestra.cu -all
SOAsierramaestra.cu admin.cip.cu serial 2023072400

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
190.92.127.46
Network
AS27725 · AS27725 - Empresa de Telecomunicaciones de Cuba, S.A., CU
Provider
Empresa de Telecomunicaciones de Cuba
Country
CU (network registration, not server location)
CDN
none detected
IPv6
no

Web

Source: dot.bi probe

Probing the home page…

Email

Source: DNS

SPF only SPF is published but there is no DMARC policy.

Provider
cip.cu
SPF
present all: fail
DMARC
missing
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 · Majestic Million

Name analysis

dot.bi dictionaries EN · FR
Words
sierramaestra EN compound
Length
13 characters
Digits · hyphens
none · none
Readability
high
Brandability
68 / 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