dubbeltwee.com - robtex.com
dubbeltwee.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.184.0.110🇩🇰 ONECOM91.184.0.0/19 | ||||||
| PTR | n06.fwd.prod.hostnet.nl | ||||||
| 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 | ||||||
| MX | mailfilter.hostnet.nl ⭐ | ||||||
| A | 91.184.19.251🇩🇰 ONECOM91.184.0.0/19 | ||||||
| PTR | mailfilter.hostnet.nl | ||||||
| TXT | v=spf1 a mx include:_spf.hostnet.nl -all | ||||||
| SOA | ns01.hostnet.nlhostmaster@hostnet.nl 2026-01-12 #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=1774606072 | ||||||
Subdomains
mail.dubbeltwee.com |
DNS History
11 records (4 active, 7 former)
●NSns01.hostnet.nl2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 10:36:04
● 2026-03-27 10:36:06
●NSns02.hostnet.nl2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 10:36:04
● 2026-03-27 10:36:06
○NSns1.hqinternet.net2008-03-04 → 2008-03-04 · 3 obs
○ 2015-05-31 21:43:50
○ 2026-03-27 10:36:06
○NSns2.hqinternet.net2008-03-04 → 2008-03-04 · 3 obs
○ 2015-05-31 21:43:50
○ 2026-03-27 10:36:06
○NSns3.hqinternet.nl2015-05-31 → 2017-06-13 · 5 obs
● 2015-05-31 21:43:50
● 2017-06-13 16:18:06
○ 2026-03-27 10:36:04
○ 2026-03-27 10:36:06
○NSns4.hqinternet.nl2015-05-31 → 2017-06-13 · 5 obs
● 2015-05-31 21:43:50
● 2017-06-13 16:18:06
○ 2026-03-27 10:36:04
○ 2026-03-27 10:36:06
○MXmail.dubbeltwee.com2008-03-04 → 2017-06-13 · 4 obs
● 2017-06-13 16:18:06
○ 2026-03-27 10:36:04
○ 2026-03-27 10:36:06
●MXmailfilter.hostnet.nl2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 10:36:04
● 2026-03-27 10:36:06
○A80.126.67.472008-03-04 → 2008-03-04 · 3 obs
○ 2015-05-31 21:43:50
○ 2026-03-27 10:36:06
○A82.95.235.2122015-05-31 → 2017-06-13 · 5 obs
● 2015-05-31 21:43:50
● 2017-06-13 16:18:06
○ 2026-03-27 10:36:04
○ 2026-03-27 10:36:06
●A91.184.0.1102026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 10:36:04
● 2026-03-27 10:36:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| dubbeltwee.com | ns01.hostnet.nl, ns02.hostnet.nl | - |
✅ Authoritative Response
Server:185.10.11.13
NS records: ns01.hostnet.nl, ns02.hostnet.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dubbeltwee.com (unsigned zone)
⏱️ Timing
Total: 434ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.184.0.110 |
| NS | 2 | ns02.hostnet.nl, ns01.hostnet.nl |
| MX | 1 | mailfilter.hostnet.nl (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.hostnet.nl -all |
| SOA | 1 | ns01.hostnet.nl hostmaster.hostnet.nl |
Analysis
Hierarchy
dubbeltwee.com is the parent of mail.dubbeltwee.com.
IP Addresses
dubbeltwee.com points to IP number 91.184.0.110.
For instance, other host names rotterdampartners.com, goccia.nl, glasvezelshop.be, learnlanguage.nl and mail.usedmilkingmachines.com share IP numbers with dubbeltwee.com.
Name Servers
dubbeltwee.com is delegated to two name servers: ns01.hostnet.nl and ns02.hostnet.nl.
dubbeltwee.com uses the same name server setup as other domains such as pompentechnieknederland.nl, snew.today, venecs.com, quoka.be and atelieralbersen.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.
Mail Servers
dubbeltwee.com is handled by a single mail server, mailfilter.hostnet.nl.
dubbeltwee.com shares the same mail server setup as other domains, for instance dagony.nl, picknickkleed.com, vrouwenborsten.nl, miss-green.nl and deksels-amsterdam.nl.
dubbeltwee.com shares mail servers with other domains at least partially; for instance 4moretechnology.nl, bloemsma.eu, essenzahome.com, cotsprogram.org and kapsalon-noordhorn.nl.
these mail servers are commonly used with the mail servers mx2.hostnet.nl.
mailfilter.hostnet.nl points to a single IP: 91.184.19.251.