core-ict.com - robtex.com
core-ict.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 31.171.201.133🇳🇱 UNISERVER-AS31.171.200.0/21 Uniserver Internet B.V. | ||||||
| NS | ns1.masterdns.nl ⭐ | ||||||
| A | 2a0a:9fc0:1053::11🇳🇱 UNISERVER-AS2a0a:9fc0::/29 | ||||||
| PTR | ns1.masterdns.nl | ||||||
| A | 185.168.85.11🇳🇱 UNISERVER-AS185.168.85.0/24 | ||||||
| PTR | ns1.masterdns.nl | ||||||
| NS | ns2.masterdns.nl | ||||||
| A | 2a0a:9fc0:1053::12🇳🇱 UNISERVER-AS2a0a:9fc0::/29 | ||||||
| PTR | ns2.masterdns.nl | ||||||
| A | 185.168.85.12🇳🇱 UNISERVER-AS185.168.85.0/24 | ||||||
| PTR | ns2.masterdns.nl | ||||||
| MX | mail.core-ict.com ⭐ | ||||||
| A | 31.171.201.133🇳🇱 UNISERVER-AS31.171.200.0/21 Uniserver Internet B.V. | ||||||
| MX | mail3.denit.net(100) | ||||||
| A | 62.148.186.70🇳🇱 UNISERVER-AS62.148.160.0/19 | ||||||
| PTR | mail3.denit.net | ||||||
| TXT | v=spf1 a mx include:spf.spamx.denit.net ~all | ||||||
| SOA | ns1.masterdns.nlhostmaster@core-ict.com 2025-01-10 #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=1776040182 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.masterdns.nl2026-02-17 → 2026-04-13 · 3 obs
● 2026-02-17 08:57:04
● 2026-04-13 00:30:24
●NSns2.masterdns.nl2026-02-17 → 2026-04-13 · 3 obs
● 2026-02-17 08:57:04
● 2026-04-13 00:30:24
○NSns47.domaincontrol.com2015-08-11 → 2017-01-07 · 4 obs
● 2017-01-07 20:22:06
○ 2018-08-22 08:24:08
○ 2026-04-13 00:30:24
○NSns48.domaincontrol.com2015-08-11 → 2017-01-07 · 4 obs
● 2017-01-07 20:22:06
○ 2018-08-22 08:24:08
○ 2026-04-13 00:30:24
●MXmail.core-ict.com2026-02-17 → 2026-04-13 · 3 obs
● 2026-02-17 08:57:04
● 2026-04-13 00:30:24
●MXmail3.denit.net2026-02-17 → 2026-04-13 · 3 obs
● 2026-02-17 08:57:04
● 2026-04-13 00:30:24
○MXmx.zohomail.com2015-08-11 → 2017-01-07 · 4 obs
● 2017-01-07 20:22:06
○ 2018-08-22 08:24:08
○ 2026-04-13 00:30:24
○MXmx2.zohomail.com2015-08-11 → 2017-01-07 · 4 obs
● 2017-01-07 20:22:06
○ 2018-08-22 08:24:08
○ 2026-04-13 00:30:24
○A160.153.95.1022015-08-11 → 2017-01-07 · 4 obs
● 2017-01-07 20:22:06
○ 2018-08-22 08:24:08
○ 2026-04-13 00:30:24
●A31.171.201.1332026-02-17 → 2026-04-13 · 3 obs
● 2026-02-17 08:57:04
● 2026-04-13 00:30:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net... | - |
| core-ict.com | ns1.masterdns.nl, ns2.masterdns.nl | - |
✅ Authoritative Response
Server:185.168.85.12
NS records: ns1.masterdns.nl, ns2.masterdns.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 780ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.171.201.133 |
| NS | 2 | ns1.masterdns.nl, ns2.masterdns.nl |
| MX | 2 | mail3.denit.net (pri: 100), mail.core-ict.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.spamx.denit.net |
| SOA | 1 | ns1.masterdns.nl hostmaster.core-ict.com |
Analysis
Hierarchy
core-ict.com is a parent of www.core-ict.com and mail.core-ict.com.
IP Addresses
core-ict.com resolves to one IP number: 31.171.201.133.
other host names including mail.dopverhuur.com, fonder.nl, mail.vandewijdevenbv.nl, www.core-ict.com and mail.renthouserealestate.com share IP numbers with core-ict.com.
Name Servers
core-ict.com is delegated to two name servers ns1.masterdns.nl and ns2.masterdns.nl.
core-ict.com shares the same name server setup as other domains, for instance suitsupply.biz, gico.be, grotzinger.nl, logilabel.be and kruijen-frissen.nl.
Host names with two IP numbers:
The host name ns1.masterdns.nl points to 2a0a:9fc0:1053::11 and 185.168.85.11; the host name ns2.masterdns.nl points to 2a0a:9fc0:1053::12 and 185.168.85.12.
Mail Servers
Two mail servers handle core-ict.com: mail.core-ict.com and mail3.denit.net.
core-ict.com shares some mail servers with other domains, at least partially, for instance kenjepensioen.nl, stichtingentree.nl, autosportparts.nl, mobigear.eu and meulenbeek.com.
these mail servers are commonly used with the mail servers mail2.denit.net.
Host names with one IP number:
mail.core-ict.com points to 31.171.201.133
mail3.denit.net points to 62.148.186.70