core.speedhosting.cz - robtex.com

core.speedhosting.cz

DNSSEC⚠️ Not signed
A217.16.188.91🇨🇿 VSHOSTING217.16.176.0/20 III.
PTRcore.speedhosting.cz
NSns1.speedhosting.cz ⭐ ⚠️ Not in parent delegation
A217.16.188.91🇨🇿 VSHOSTING217.16.176.0/20 III.
PTRcore.speedhosting.cz
NSns2.speedhosting.cz ⚠️ Not in parent delegation
A217.16.188.92🇨🇿 VSHOSTING217.16.176.0/20 III.
PTRcore.speedhosting.cz
MXcore.speedhosting.cz ⭐
A217.16.188.91🇨🇿 VSHOSTING217.16.176.0/20 III.
PTRcore.speedhosting.cz
TXTv=spf1 +mx +a +ip4:217.16.188.91 +include:mailbaby.net -all
SOAns1.speedhosting.czroot@core.speedhosting.cz 2026-02-23 #0

speedhosting.cz

DNSSEC⚠️ Not signed
A217.16.188.91🇨🇿 VSHOSTING217.16.176.0/20 III.
NSns1.speedhosting.cz ⭐
NSns2.speedhosting.cz
MXspeedhosting.cz ⭐
TXTv=spf1 ip4:217.16.188.91 +mx +a +include:mailbaby.net -all
SOAns1.speedhosting.czroot@core.speedhosting.cz 2026-02-28 #1

PTR for

91.188.16.217.in-addr.arpa
92.188.16.217.in-addr.arpa

MX for

core.speedhosting.cz

Same first word

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Similar names

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creo.design
erco.hu
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ecro.es
coer.org
cero.com.br
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reco.eco.br
cero.fr

DNS History

4 records (4 active, 0 former)

NSns1.speedhosting.czns2.speedhosting.czMXcore.speedhosting.czA217.16.188.91
●NSns1.speedhosting.cz2026-03-04 → 2026-04-17 · 2 obs
● 2026-03-04 17:16:02
● 2026-04-17 22:47:36
●NSns2.speedhosting.cz2026-03-04 → 2026-04-17 · 2 obs
● 2026-03-04 17:16:02
● 2026-04-17 22:47:36
●MXcore.speedhosting.cz2026-03-04 → 2026-04-17 · 2 obs
● 2026-03-04 17:16:02
● 2026-04-17 22:47:36
●A217.16.188.912026-03-04 → 2026-04-17 · 2 obs
● 2026-03-04 17:16:02
● 2026-04-17 22:47:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
speedhosting.czns1.speedhosting.cz, ns2.speedhosting.cz2 records

✅ Authoritative Response

Server:217.16.188.91

NS records: ns1.speedhosting.cz, ns2.speedhosting.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for speedhosting.cz (unsigned zone)

⏱️ Timing

Total: 801ms | Queries: -

📄 Records

TypeCountSample Data
A1217.16.188.91
NS2ns1.speedhosting.cz, ns2.speedhosting.cz
MX1core.speedhosting.cz (pri: 0)
TXT1v=spf1 +mx +a +ip4:217.16.188.91 +includ
SOA1ns1.speedhosting.cz root.core.speedhosti

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.speedhosting.cz, ns2.speedhosting.cz)

Analysis

Mail Server Role

The mail server for core.speedhosting.cz is core.speedhosting.cz.

IP Addresses

core.speedhosting.cz maps to IP address 217.16.188.91.

Other host names, for instance hara.sk, empt.sk, tramp-oz.sk, ns1.speedhosting.cz and speedhosting.cz share IP numbers with core.speedhosting.cz.

Name Servers

Two name servers ns1.speedhosting.cz and ns2.speedhosting.cz are delegated to core.speedhosting.cz.

core.speedhosting.cz uses the same name server configuration as other domains, such as miatex.sk, eventparadise.sk, jaroslavkovac.sk, hara.sk and empt.sk.

core.speedhosting.cz shares some name servers with other domains, for example autoblsak.cz.

These name servers are commonly used with ns1.speedhosting.sk and ns2.speedhosting.sk.

Host names with a single IP address:

ns1.speedhosting.cz points to 217.16.188.91

ns2.speedhosting.cz points to 217.16.188.92

Mail Servers

One mail server serves core.speedhosting.cz.

core.speedhosting.cz points to one IP number: 217.16.188.91.