mailcheck.tools - robtex.com
mailcheck.tools
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:1c1b:7e4a::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | eu-1.mailcheck.tools | ||||||
| A | 167.235.58.202🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC | ||||||
| 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.mailcheck.tools ⭐ | ||||||
| A | 2a01:4f8:1c1b:7e4a::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | eu-1.mailcheck.tools | ||||||
| A | 167.235.58.202🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC | ||||||
| PTR | eu-1.mailcheck.tools | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2026-06-24 #1 | ||||||
tools
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.tools ⭐ | ||||||
| NS | v0n1.nic.tools | ||||||
| NS | v0n2.nic.tools | ||||||
| NS | v0n3.nic.tools | ||||||
| NS | v2n0.nic.tools | ||||||
| NS | v2n1.nic.tools | ||||||
| SOA | v0n0.nic.toolshostmaster@donuts.email serial=1786918338 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.openprovider.nl2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
●NSns2.openprovider.be2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
●NSns3.openprovider.eu2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
●MXmail.mailcheck.tools2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
●A167.235.58.2022026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
●A2a01:4f8:1c1b:7e4a::12026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 22:34:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tools | v0n1.nic.tools, v0n3.nic.tools, v2n1.nic.tools, v0n0.nic.tools... | 12 records |
| mailcheck.tools | ns3.openprovider.eu, ns1.openprovider.nl, ns2.openprovider.be | - |
✅ Authoritative Response
Server:162.159.48.89
NS records: ns3.openprovider.eu, ns1.openprovider.nl, ns2.openprovider.be
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mailcheck.tools (unsigned zone)
⏱️ Timing
Total: 578ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.235.58.202 |
| AAAA | 1 | 2a01:4f8:1c1b:7e4a::1 |
| NS | 3 | ns2.openprovider.be, ns3.openprovider.eu... |
| MX | 1 | mail.mailcheck.tools (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n1.nic.tools, v0n1.nic.tools, v0n3.nic.tools...)
Analysis
IP Addresses
mailcheck.tools points to the IP addresses 167.235.58.202 and 2a01:4f8:1c1b:7e4a::1
Name Servers
mailcheck.tools has three name servers — ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
There is at least partial name server overlap between mailcheck.tools and other domains — onlineradiomaster.de, schoenes.berlin, atalent.be and two more among them.
Each of ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl points to two IP numbers. ns2.openprovider.be points to 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60. ns3.openprovider.eu points to 162.159.48.89 and 2400:cb00:2049:1::a29f:3059. ns1.openprovider.nl points to 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.
Mail Servers
Mail for mailcheck.tools is handled by a single mail server, mail.mailcheck.tools.
mail.mailcheck.tools carries two IP numbers: 167.235.58.202 and 2a01:4f8:1c1b:7e4a::1.