onholidays.eu - robtex.com
onholidays.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-06 #0 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1123169969 | ||||||
Previously MX for
onholidays.eu |
Same first word
onholidays.eu |
onholidays.net |
onholidays.de |
onholidays.pl |
Similar names
DNS History
14 records (6 active, 8 former)
●NSns.web4u.cz2026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
○NSns1.nazwa.pl2020-01-17 → 2020-01-17 · 4 obs
● 2020-01-17 23:18:42
○ 2026-03-27 03:36:12
○ 2026-04-11 20:31:18
○NSns1.tlx.pl2015-07-24 → 2017-01-30 · 4 obs
● 2017-01-30 16:50:38
○ 2020-01-17 23:18:42
○ 2026-04-11 20:31:18
○NSns2.nazwa.pl2020-01-17 → 2020-01-17 · 4 obs
● 2020-01-17 23:18:42
○ 2026-03-27 03:36:12
○ 2026-04-11 20:31:18
○NSns2.tlx.pl2015-07-24 → 2017-01-30 · 4 obs
● 2017-01-30 16:50:38
○ 2020-01-17 23:18:42
○ 2026-04-11 20:31:18
●NSns2.web4u.cz2026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
○NSns3.nazwa.pl2020-01-17 → 2020-01-17 · 4 obs
● 2020-01-17 23:18:42
○ 2026-03-27 03:36:12
○ 2026-04-11 20:31:18
●MXmx1.mailchannels.net2026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
●MXmx2.mailchannels.net2026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
○MXonholidays.eu2015-07-24 → 2020-01-17 · 4 obs
● 2020-01-17 23:18:42
○ 2026-03-27 03:36:12
○ 2026-04-11 20:31:18
○A195.149.227.2092015-07-24 → 2017-01-30 · 4 obs
● 2017-01-30 16:50:38
○ 2020-01-17 23:18:42
○ 2026-04-11 20:31:18
●A2001:1568::142026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
●A81.91.86.142026-03-27 → 2026-04-11 · 3 obs
● 2026-03-27 03:36:12
● 2026-04-11 20:31:18
○A85.128.128.1042020-01-17 → 2020-01-17 · 4 obs
● 2020-01-17 23:18:42
○ 2026-03-27 03:36:12
○ 2026-04-11 20:31:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| onholidays.eu | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 965ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
onholidays.eu points to two IPs: 2001:1568::14 and 81.91.86.14.
Other host names, for instance nakupujes.cz, angelgames.eu, vs451.server4u.cz, jelenet.cz and vs258-3.server4u.cz share IP numbers with onholidays.eu.
Name Servers
Two name servers ns2.web4u.cz and ns.web4u.cz are delegated to onholidays.eu.
onholidays.eu uses the same name server configuration as other domains, such as cafefactory.cz, juckveld.cz, veciuredni.cz, cinematime.cz and impea.cz.
Host names with two IPs:
ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12.
ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
Mail Servers
Two mail servers handle onholidays.eu: mx1.mailchannels.net and mx2.mailchannels.net.
onholidays.eu shares the same mail server setup as other domains, including maxiserviciostrn.com, 6bzbs.com, mail.andme.net, downinit.com and innoglow.com.
onholidays.eu shares some mail servers with other domains, at least partially, for instance beguine.com.
Hostnames with one IP number:
mx1.mailchannels.net points to 54.69.1.140
mx2.mailchannels.net points to 54.69.1.140
Hostnames pointing to 54.69.1.140: mx1.mailchannels.net, mx2.mailchannels.net