openitdays.com - robtex.com
openitdays.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:2268:1:0:f816:3eff:fe7b:63c6🇳🇱 HOSTNET2a02:2268::/32 | ||||||
| A | 91.184.0.200🇩🇰 ONECOM91.184.0.0/19 | ||||||
| NS | ns01.hostnet.nl ⭐ | ||||||
| A | 2001:67c:28cc::13ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns1.hostnet.nl | ||||||
| A | 195.206.121.13ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns1.hostnet.nl | ||||||
| NS | ns02.hostnet.nl | ||||||
| A | 2001:67c:3c0::13🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns2.hostnet.nl | ||||||
| A | 185.10.11.13ONECOM185.10.11.0/24 | ||||||
| PTR | ns2.hostnet.nl | ||||||
| TXT | v=spf1 include:_spf.hostnet.nl -all | ||||||
| SOA | ns01.hostnet.nlhostmaster@hostnet.nl 2026-01-18 #1 | ||||||
com
| 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=1774905862 | ||||||
Subdomains
mail.openitdays.com |
Same first word
openitdays.com |
Similar names
DNS History
10 records (4 active, 6 former)
●NSns01.hostnet.nl2026-03-06 → 2026-03-30 · 3 obs
● 2026-03-06 10:05:02
● 2026-03-30 21:41:24
●NSns02.hostnet.nl2026-03-06 → 2026-03-30 · 3 obs
● 2026-03-06 10:05:02
● 2026-03-30 21:41:24
○NSns1.hostnet.nl2015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
○NSns2.hostnetbv.com2015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
○NSns3.hostnetbv.nl2015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
○MXmail.openitdays.com2015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
○MXmx1.hostnet.nl2015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
●A2a02:2268:1:0:f816:3eff:fe7b:63c62026-03-06 → 2026-03-30 · 3 obs
● 2026-03-06 10:05:02
● 2026-03-30 21:41:24
○A91.184.0.1002015-06-17 → 2017-06-05 · 4 obs
● 2017-06-05 17:51:20
○ 2026-03-06 10:05:02
○ 2026-03-30 21:41:24
●A91.184.0.2002026-03-06 → 2026-03-30 · 3 obs
● 2026-03-06 10:05:02
● 2026-03-30 21:41:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| openitdays.com | ns01.hostnet.nl, ns02.hostnet.nl | - |
✅ Authoritative Response
Server:195.206.121.13
NS records: ns01.hostnet.nl, ns02.hostnet.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openitdays.com (unsigned zone)
⏱️ Timing
Total: 472ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.184.0.200 |
| AAAA | 1 | 2a02:2268:1:0:f816:3eff:fe7b:63c6 |
| NS | 2 | ns02.hostnet.nl, ns01.hostnet.nl |
| TXT | 1 | v=spf1 include:_spf.hostnet.nl -all |
| SOA | 1 | ns01.hostnet.nl hostmaster.hostnet.nl |
Analysis
Hierarchy
The parent of mail.openitdays.com is openitdays.com.
IP Addresses
openitdays.com points to two IP numbers: 2a02:2268:1:0:f816:3eff:fe7b:63c6 and 91.184.0.200.
Other host names such as lunie.nl, vernooij.com, root.amstelhuis.com, mail.nouvelle.nl and mx.hairinprogress.com share IPs with openitdays.com.
Name Servers
Two name servers ns01.hostnet.nl and ns02.hostnet.nl handle the delegation for openitdays.com.
openitdays.com shares the same name server setup as other domains, for example hobbywerken.be, tramedico.nl, weveo.nl, bosanti.eu and nyansapo.nl.
Host names with two IP numbers:
ns01.hostnet.nl points to 2001:67c:28cc::13 and 195.206.121.13.
ns02.hostnet.nl points to 2001:67c:3c0::13 and 185.10.11.13.