colhof.com - robtex.com
colhof.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:678:76c:3760:301::8🇳🇱 CLDIN-NL2001:678:76c::/48 | ||||||
| A | 145.131.10.225🇳🇱 CLDIN-NL145.131.10.0/24 | ||||||
| NS | ns1.argewebhosting.eu ⭐ | ||||||
| A | 2a05:1500:702:0:1c00:eff:fe00:ce🇳🇱 CLDIN-NL2a05:1500::/29 | ||||||
| PTR | ns1.argewebhosting.eu | ||||||
| A | 31.25.98.210🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
| PTR | ns1.argewebhosting.eu | ||||||
| NS | ns2.argewebhosting.com | ||||||
| A | 2a05:1500:702:0:1c00:13ff:fe00:a5🇳🇱 CLDIN-NL2a05:1500::/29 | ||||||
| PTR | ns2.argewebhosting.com | ||||||
| A | 31.25.98.169🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
| PTR | ns2.argewebhosting.com | ||||||
| NS | ns3.argewebhosting.nl | ||||||
| A | 2a05:1500:600:7:1c00:55ff:fe00:f1a🇳🇱 CLDIN-NL2a05:1500:600::/40 PCextreme B.V. - Amsterdam (ams02) | ||||||
| PTR | ns3.argewebhosting.nl | ||||||
| A | 92.63.168.137🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route | ||||||
| PTR | ns3.argewebhosting.nl | ||||||
| MX | mail.colhof.com ⭐ | ||||||
| A | 213.124.153.2🇳🇱 TNF-AS213.124.144.0/20 VODAFONE_ZIGGO | ||||||
| PTR | d57c9902.static.ziggozakelijk.nl | ||||||
| SOA | ns1.argewebhosting.euhostmaster@argeweb.nl 2021-11-10 #0 | ||||||
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=1774369342 | ||||||
Subdomains
mail.colhof.com |
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
○NSns0.transip.net2015-05-27 → 2015-05-27 · 3 obs
○ 2015-10-17 03:26:40
○ 2026-03-24 16:42:00
●NSns1.argewebhosting.eu2015-10-17 → 2026-03-24 · 3 obs
● 2015-10-17 03:26:40
● 2026-03-24 16:42:00
○NSns1.transip.nl2015-05-27 → 2015-05-27 · 3 obs
○ 2015-10-17 03:26:40
○ 2026-03-24 16:42:00
●NSns2.argewebhosting.com2015-10-17 → 2026-03-24 · 3 obs
● 2015-10-17 03:26:40
● 2026-03-24 16:42:00
○NSns2.transip.eu2015-05-27 → 2015-05-27 · 3 obs
○ 2015-10-17 03:26:40
○ 2026-03-24 16:42:00
●NSns3.argewebhosting.nl2015-10-17 → 2026-03-24 · 3 obs
● 2015-10-17 03:26:40
● 2026-03-24 16:42:00
●MXmail.colhof.com2015-10-17 → 2026-03-24 · 3 obs
● 2015-10-17 03:26:40
● 2026-03-24 16:42:00
○MXmail.colhof.nl2015-05-27 → 2015-05-27 · 3 obs
○ 2015-10-17 03:26:40
○ 2026-03-24 16:42:00
●A145.131.10.2252026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 22:13:20
● 2026-03-24 16:42:00
○A145.131.15.2392017-01-01 → 2018-06-24 · 5 obs
● 2017-01-01 00:32:08
● 2018-06-24 03:35:38
○ 2026-02-16 22:13:20
○ 2026-03-24 16:42:00
○A194.165.34.1292015-10-17 → 2016-04-11 · 5 obs
● 2015-10-17 03:26:40
● 2016-04-11 13:54:12
○ 2017-01-01 00:32:08
○ 2026-03-24 16:42:00
●A2001:678:76c:3760:301::82026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 22:13:20
● 2026-03-24 16:42:00
○A213.206.232.2092015-05-27 → 2015-05-27 · 3 obs
○ 2015-10-17 03:26:40
○ 2026-03-24 16:42:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| colhof.com | ns3.argewebhosting.nl, ns1.argewebhosting.eu, ns2.argewebhosting.com | 2 records |
✅ Authoritative Response
Server:31.25.98.210
NS records: ns3.argewebhosting.nl, ns1.argewebhosting.eu, ns2.argewebhosting.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
DS for colhof.com does not match any DNSKEY
⏱️ Timing
Total: 776ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 145.131.10.225 |
| AAAA | 1 | 2001:678:76c:3760:301::8 |
| NS | 3 | ns1.argewebhosting.eu, ns3.argewebhosting.nl... |
| MX | 1 | mail.colhof.com (pri: 10) |
| SOA | 1 | ns1.argewebhosting.eu hostmaster.argeweb |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.argewebhosting.com, ns2.argewebhosting.com)
Analysis
Hierarchy
The parent of mail.colhof.com is colhof.com.
IP Addresses
Two IP numbers are pointed to by colhof.com: 2001:678:76c:3760:301::8 and 145.131.10.225.
other host names include rijs.nl, www.develab.nl, balloonsoft.nl, woonhuisverzekering.nl and spaceclearing.nl; they share IP numbers with colhof.com.
Name Servers
colhof.com is delegated to three name servers ns2.argewebhosting.com, ns1.argewebhosting.eu and ns3.argewebhosting.nl.
colhof.com at least partially shares name servers with other domains, for instance smittenaar.eu, kropholler.nl, psdbeton.com, brigitteolivierontwerp.nl and iqcreative.nl.
These name servers are commonly used alongside ns01.is.nl, ns02.is.nl and ns03.is.nl.
Host names with two IP numbers:
ns2.argewebhosting.com points to 2a05:1500:702:0:1c00:13ff:fe00:a5 and 31.25.98.169; ns1.argewebhosting.eu points to 2a05:1500:702:0:1c00:eff:fe00:ce and 31.25.98.210; ns3.argewebhosting.nl points to 2a05:1500:600:7:1c00:55ff:fe00:f1a and 92.63.168.137.
Mail Servers
colhof.com is handled by a single mail server, mail.colhof.com.
The host name mail.colhof.com points to IP 213.124.153.2.