cerah.tech - robtex.com
cerah.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.186.33.5🇫🇷 OVH213.186.32.0/19 ISP Paris, France | ||||||
| PTR | redirect.ovh.net | ||||||
| NS | dns20.ovh.net ⭐ | ||||||
| A | 2001:41d0:d00:f900::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns20.ovh.net | ||||||
| A | 5.135.249.213🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | dns20.ovh.net | ||||||
| NS | ns20.ovh.net | ||||||
| A | 2001:41d0:b00:f300::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns20.ovh.net | ||||||
| A | 5.135.43.97🇧🇪 OVH5.135.0.0/16 | ||||||
| PTR | ns20.ovh.net | ||||||
| MX | mx4.mail.ovh.net ⭐ | ||||||
| A | 178.32.124.207🇫🇷 OVH178.32.0.0/15 ISP Paris, France | ||||||
| PTR | mx4.mail.ovh.net | ||||||
| MX | mx3.mail.ovh.net(10) | ||||||
| A | 91.121.53.175🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | mx3.mail.ovh.net | ||||||
| TXT | v=spf1 include:mx.ovh.com ~all | ||||||
| TXT | 4|https://cerahtec.invalides.fr | ||||||
| SOA | dns20.ovh.nettech@ovh.net 2020-12-04 #0 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1774567145 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXmx3.mail.ovh.net2026-03-14 → 2026-03-26 · 3 obs
● 2026-03-14 13:19:18
● 2026-03-26 23:39:38
●MXmx4.mail.ovh.net2026-03-14 → 2026-03-26 · 3 obs
● 2026-03-14 13:19:18
● 2026-03-26 23:39:38
○MXredirect.ovh.net2016-12-13 → 2017-08-17 · 4 obs
● 2017-08-17 18:51:44
○ 2026-03-14 13:19:18
○ 2026-03-26 23:39:38
●A213.186.33.52016-12-13 → 2026-03-26 · 2 obs
● 2026-03-26 23:39:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| cerah.tech | dns20.ovh.net, ns20.ovh.net | - |
✅ Authoritative Response
Server:5.135.43.97
NS records: dns20.ovh.net, ns20.ovh.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cerah.tech (unsigned zone)
⏱️ Timing
Total: 581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.186.33.5 |
| NS | 2 | ns20.ovh.net, dns20.ovh.net |
| MX | 2 | mx4.mail.ovh.net (pri: 1), mx3.mail.ovh.net (pri: 10) |
| TXT | 2 | 4|https://cerahtec.invalides.fr, v=spf1 include:mx.ovh.com ~all |
| SOA | 1 | dns20.ovh.net tech.ovh.net |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
IP Addresses
cerah.tech points to a single IP number: 213.186.33.5.
other host names for instance dfmfrance.com, ferdefrance.com, rentrgroup.com, cse-agl.fr and htmlwww.gaypax.be share IP numbers with cerah.tech.
Name Servers
cerah.tech is delegated to two name servers: dns20.ovh.net and ns20.ovh.net.
cerah.tech shares the same name server setup as other domains, for example wpcm.fr, jardin-sans-taupe.be, kurateed.com, triale.fr and agitia.pl.
Host names with two IP numbers:
dns20.ovh.net points to 2001:41d0:d00:f900::2 and 5.135.249.213
ns20.ovh.net points to 2001:41d0:b00:f300::2 and 5.135.43.97
Mail Servers
cerah.tech is handled by two mail servers: mx3.mail.ovh.net and mx4.mail.ovh.net.
cerah.tech shares the same mail server setup as other domains, for instance ip-51-91-176.eu, wavestation.be, grand-est.pro, ip-51-254-152.eu and teia-solution.fr.
cerah.tech shares mail servers with other domains at least partially, including atrg.fr, lookbun.com, tlc.org.pl, learn-chinese.online and ifdi.fr.
These mail servers are commonly used with mx1.mail.ovh.net, mx2.mail.ovh.net and mx0.mail.ovh.net.
Host names with one IP number:
The host mx3.mail.ovh.net points to 91.121.53.175 and the host mx4.mail.ovh.net points to 178.32.124.207.