onholidays.net - robtex.com
onholidays.net
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | 18.236.29.166🇺🇸 Amazon18.236.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-18-236-29-166.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-06 #0 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1775952307 | ||||||
Same first word
onholidays.net |
onholidays.de |
onholidays.pl |
onholidays.eu |
Similar names
DNS History
17 records (6 active, 11 former)
○NSns-1496.awsdns-59.org2019-02-19 → 2019-02-19 · 3 obs
● 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns-2012.awsdns-59.co.uk2019-02-19 → 2019-02-19 · 3 obs
● 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns-91.awsdns-11.com2019-02-19 → 2019-02-19 · 3 obs
● 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns-978.awsdns-58.net2019-02-19 → 2019-02-19 · 3 obs
● 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns1.nazwa.pl2016-02-27 → 2016-06-18 · 4 obs
● 2016-06-18 17:48:12
○ 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns2.nazwa.pl2016-02-27 → 2016-06-18 · 4 obs
● 2016-06-18 17:48:12
○ 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○NSns3.nazwa.pl2016-02-27 → 2016-06-18 · 4 obs
● 2016-06-18 17:48:12
○ 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
●MXmx1.mailchannels.net2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 00:31:32
●MXmx2.mailchannels.net2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 00:31:32
○MXonholidays-net.mail.protection.outlook.com2019-02-19 → 2019-02-19 · 3 obs
● 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○MXonholidays.net2016-02-27 → 2016-06-18 · 4 obs
● 2016-06-18 17:48:12
○ 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
●A2001:1568::142026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 00:31:32
●A81.91.86.142026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 00:31:32
○A85.128.128.992016-06-18 → 2016-06-18 · 4 obs
● 2016-06-18 17:48:12
○ 2019-02-19 01:01:58
○ 2026-04-12 00:31:32
○A85.128.134.2522016-02-27 → 2016-02-27 · 3 obs
○ 2016-06-18 17:48:12
○ 2026-04-12 00:31:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net... | - |
| onholidays.net | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for onholidays.net (unsigned zone)
⏱️ Timing
Total: 722ms | 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.net resolves to two IP numbers: 2001:1568::14 and 81.91.86.14.
Other host names, for instance mail.hoof.cz, tutobistro.cz, vedere.cz, wofoho.com and coffeefusion.cz share IP numbers with onholidays.net.
Name Servers
Two name servers ns2.web4u.cz and ns.web4u.cz handle delegation for onholidays.net.
onholidays.net uses the same name server setup as other domains, for example dvere-colortap.cz, seim.cz, aikotour.cz, astra.cz and autocentrumrk.cz.
Host names with two IP numbers:
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
onholidays.net is handled by two mail servers: mx1.mailchannels.net and mx2.mailchannels.net.
onholidays.net has the same mail server setup as other domains, including teslaplay.com, kehex.com, cottet.ca, molfese.com and kunesh.org.
onholidays.net shares some mail servers with other domains, for example projectbiotech.co, nittedals.se and russiatrek.org.
Host names with one IP number: The host name mx1.mailchannels.net points to 54.69.1.140 and the host name mx2.mailchannels.net points to 18.236.29.166.