dersam.com - robtex.com
dersam.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a00:d640:d640:9999::2eeb:283c🇳🇱 netbase2a00:d640::/32 | ||||||
| A | 46.235.40.60🇳🇱 netbase46.235.40.0/21 | ||||||
| NS | ns10.webreus.net ⭐ | ||||||
| A | 2a00:d640:d640::42:197🇳🇱 netbase2a00:d640::/32 | ||||||
| PTR | ns10.webreus.net | ||||||
| A | 46.235.42.197🇳🇱 netbase46.235.40.0/21 | ||||||
| NS | ns11.webreus.net | ||||||
| A | 2a00:d640:d640::45:197🇳🇱 netbase2a00:d640::/32 | ||||||
| PTR | ns11.webreus.net | ||||||
| A | 46.235.45.197🇳🇱 netbase46.235.40.0/21 | ||||||
| MX | mx-in-1.webreus.nl ⭐ | ||||||
| A | 2a00:d640:d640::43:246🇳🇱 netbase2a00:d640::/32 | ||||||
| PTR | mx-in-1.webreus.nl | ||||||
| A | 46.235.43.246🇳🇱 netbase46.235.40.0/21 | ||||||
| PTR | mx-in-1.webreus.nl | ||||||
| MX | mx-in-2.webreus.nl ⭐ | ||||||
| A | 2a00:d640:d640::44:246🇳🇱 netbase2a00:d640::/32 | ||||||
| PTR | mx-in-2.webreus.nl | ||||||
| A | 46.235.44.246🇳🇱 netbase46.235.40.0/21 | ||||||
| PTR | mx-in-2.webreus.nl | ||||||
| MX | srv3.dersam.com(15) | ||||||
| A | 37.187.119.113🇫🇷 OVH37.187.0.0/16 | ||||||
| PTR | ns330362.ip-37-187-119.eu | ||||||
| SOA | ns10.webreus.netzonemaster@dersam.com 2023-01-16 #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=1784786597 | ||||||
Subdomains
srv3.dersam.com |
Same first word
dersam.com |
Similar names
DNS History
10 records (7 active, 3 former)
○NSns1.webreus.nl2015-08-14 → 2017-04-07 · 4 obs
● 2017-04-07 07:02:46
○ 2021-09-03 09:44:30
○ 2026-07-23 06:17:04
●NSns10.webreus.net2021-09-03 → 2026-07-23 · 3 obs
● 2021-09-03 09:44:30
● 2026-07-23 06:17:04
●NSns11.webreus.net2021-09-03 → 2026-07-23 · 3 obs
● 2021-09-03 09:44:30
● 2026-07-23 06:17:04
○NSns3.webreus.nl2015-08-14 → 2017-04-07 · 4 obs
● 2017-04-07 07:02:46
○ 2021-09-03 09:44:30
○ 2026-07-23 06:17:04
●MXmx-in-1.webreus.nl2015-08-14 → 2026-07-23 · 2 obs
● 2026-07-23 06:17:04
●MXmx-in-2.webreus.nl2015-08-14 → 2026-07-23 · 2 obs
● 2026-07-23 06:17:04
●MXsrv3.dersam.com2021-09-03 → 2026-07-23 · 3 obs
● 2021-09-03 09:44:30
● 2026-07-23 06:17:04
●A2a00:d640:d640:9999::2eeb:283c2021-09-03 → 2026-07-23 · 3 obs
● 2021-09-03 09:44:30
● 2026-07-23 06:17:04
●A46.235.40.602021-09-03 → 2026-07-23 · 3 obs
● 2021-09-03 09:44:30
● 2026-07-23 06:17:04
○A46.235.43.772015-08-14 → 2017-08-24 · 4 obs
● 2017-08-24 12:07:26
○ 2021-09-03 09:44:30
○ 2026-07-23 06:17:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dersam.com | ns10.webreus.net, ns11.webreus.net | - |
✅ Authoritative Response
Server:46.235.45.197
NS records: ns10.webreus.net, ns11.webreus.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dersam.com (unsigned zone)
⏱️ Timing
Total: 827ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.235.40.60 |
| AAAA | 1 | 2a00:d640:d640:9999::2eeb:283c |
| NS | 2 | ns11.webreus.net, ns10.webreus.net |
| MX | 3 | mx-in-1.webreus.nl (pri: 10), srv3.dersam.com (pri: 15)... |
| SOA | 1 | ns10.webreus.net zonemaster.dersam.com |
Analysis
Hierarchy
dersam.com is the parent zone for srv3.dersam.com.
IP Addresses
dersam.com resolves to the IP addresses 46.235.40.60 and 2a00:d640:d640:9999::2eeb:283c
bewegingsensor.com, logoloop.fr, thamana.(0x736578)videos.co and two other host names share IP numbers with dersam.com.
Name Servers
dersam.com is served by two delegated name servers, ns10.webreus.net and ns11.webreus.net.
dersam.com uses the same name servers as several other domains — among them copperdesign.nl, miet-en-griet.nl, bigoak.eu and two more.
dersam.com partially shares its NS delegation with several other domains, including ieps.be, stoffeerderij-aerobic.nl, papapeer.nl and two others.
Each of the two host names carries two IP addresses: ns10.webreus.net points to 46.235.42.197 and 2a00:d640:d640::42:197, and ns11.webreus.net points to 46.235.45.197 and 2a00:d640:d640::45:197.
Mail Servers
dersam.com uses three mail servers — srv3.dersam.com, mx-in-1.webreus.nl and mx-in-2.webreus.nl.
dersam.com has at least partial mail server overlap with other domains such as heercon.com, jmo.nl, seven-music.nl and two more.
The mail servers mx-in-3.webreus.nl and mx-in-4.webreus.nl regularly co-occur with these mail servers.
Hostnames that resolve to two IP addresses:
mx-in-1.webreus.nl maps to two IP addresses — 46.235.43.246 and 2a00:d640:d640::43:246.
mx-in-2.webreus.nl maps to two IP addresses — 46.235.44.246 and 2a00:d640:d640::44:246.
Hosts with just one IP address:
srv3.dersam.com points to the IP address 37.187.119.113.