certo-group.com - robtex.com
certo-group.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.87.251.208🇳🇱 CLDIN-NL185.87.248.0/22 | ||||||
| PTR | server01.beyondautomation.nl | ||||||
| NS | ns1.openprovider.nl ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.openprovider.be | ||||||
| A | 2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.openprovider.eu | ||||||
| A | 2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.certo-group.com ⭐ | ||||||
| A | 185.87.251.208🇳🇱 CLDIN-NL185.87.248.0/22 | ||||||
| PTR | server01.beyondautomation.nl | ||||||
| TXT | v=spf1 +mx +a +ip4:185.87.251.208 ~all | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2026-02-04 #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=1776119252 | ||||||
Subdomains
mail.certo-group.com |
Same first word
certo-group.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns1.openprovider.nl2015-07-10 → 2026-04-13 · 2 obs
● 2026-04-13 22:47:14
●NSns2.openprovider.be2015-07-10 → 2026-04-13 · 2 obs
● 2026-04-13 22:47:14
●NSns3.openprovider.eu2015-07-10 → 2026-04-13 · 2 obs
● 2026-04-13 22:47:14
●MXmail.certo-group.com2015-07-10 → 2026-04-13 · 6 obs
● 2016-06-20 14:53:56
○ 2017-01-29 17:52:20
○ 2018-09-13 13:45:34
● 2026-02-26 18:45:00
● 2026-04-13 22:47:14
●A185.87.251.2082026-02-26 → 2026-04-13 · 3 obs
● 2026-02-26 18:45:00
● 2026-04-13 22:47:14
○A2001:4cb8:1:ff37::22017-01-29 → 2018-09-13 · 5 obs
● 2017-01-29 17:52:20
● 2018-09-13 13:45:34
○ 2026-02-26 18:45:00
○ 2026-04-13 22:47:14
○A81.21.136.62015-07-10 → 2016-06-20 · 4 obs
● 2016-06-20 14:53:56
○ 2017-01-29 17:52:20
○ 2026-04-13 22:47:14
○A81.21.136.712017-01-29 → 2018-09-13 · 5 obs
● 2017-01-29 17:52:20
● 2018-09-13 13:45:34
○ 2026-02-26 18:45:00
○ 2026-04-13 22:47:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| certo-group.com | ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be | - |
✅ Authoritative Response
Server:162.159.27.96
NS records: ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 705ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.87.251.208 |
| NS | 3 | ns1.openprovider.nl, ns3.openprovider.eu... |
| MX | 1 | mail.certo-group.com (pri: 10) |
| TXT | 1 | v=spf1 +mx +a +ip4:185.87.251.208 ~all |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
Analysis
Hierarchy
certo-group.com is the parent of mail.certo-group.com.
IP Addresses
certo-group.com points to IP number 185.87.251.208.
For instance, other host names payground.org, sto-garant.nl, mail.vzr-garant.nl, heartmedical.nl and mail.paywithsense.com share IP numbers with certo-group.com.
Name Servers
The delegation for certo-group.com is handled by three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
certo-group.com shares name servers with other domains at least partially, for example maformule.com, cajaruraldigital.com, st-martenslane.nl, samehood.com and stockservice.nl.
Host names with two IPs:
ns2.openprovider.be points to 2400:cb00:2049:1::a29f:1b60 and 162.159.27.96
ns3.openprovider.eu points to 2400:cb00:2049:1::a29f:3059 and 162.159.48.89
ns1.openprovider.nl points to 2400:cb00:2049:1::a29f:1a0a and 162.159.26.10
Mail Servers
certo-group.com is handled by a single mail server, mail.certo-group.com.
mail.certo-group.com points to a single IP: 185.87.251.208.