u-know.fr - robtex.com
u-know.fr
fr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.fr ⭐ | ||||||
| NS | d.nic.fr | ||||||
| NS | f.ext.nic.fr | ||||||
| NS | g.ext.nic.fr | ||||||
| TXT | 166 RRs processed [12/04/2026 18H30:51] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2244815479 | ||||||
Subdomains
Same first word
DNS History
15 records (4 active, 11 former)
●NSdns19.ovh.net2016-10-27 → 2026-04-12 · 3 obs
● 2016-10-27 03:24:36
● 2026-04-12 18:46:36
○NSns0.eolas.fr2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○NSns01.eolas.fr2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○NSns02.eolas.fr2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○NSns03.eolas.fr2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
●NSns19.ovh.net2016-10-27 → 2026-04-12 · 3 obs
● 2016-10-27 03:24:36
● 2026-04-12 18:46:36
○MXmail.u-know.fr2016-10-27 → 2016-10-27 · 4 obs
● 2016-10-27 03:24:36
○ 2017-10-04 01:21:26
○ 2026-04-12 18:46:36
○MXmx3.ovh.net2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○MXmx4.ovh.net2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○MXmxb.ovh.net2015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
●MXuknow-fr0c.mail.protection.outlook.com2017-10-04 → 2026-04-12 · 3 obs
● 2017-10-04 01:21:26
● 2026-04-12 18:46:36
○A217.167.24.1652015-05-20 → 2016-01-27 · 4 obs
● 2016-01-27 14:23:24
○ 2016-04-17 03:25:42
○ 2026-04-12 18:46:36
○A37.235.93.1432016-10-27 → 2016-10-27 · 4 obs
● 2016-10-27 03:24:36
○ 2017-10-04 01:21:26
○ 2026-04-12 18:46:36
○A37.235.93.902017-10-04 → 2017-10-04 · 4 obs
● 2017-10-04 01:21:26
○ 2026-03-11 07:30:18
○ 2026-04-12 18:46:36
●A37.235.93.992026-03-11 → 2026-04-12 · 3 obs
● 2026-03-11 07:30:18
● 2026-04-12 18:46:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | d.nic.fr, f.ext.nic.fr, g.ext.nic.fr | - |
| u-know.fr | dns19.ovh.net, ns19.ovh.net | - |
✅ Authoritative Response
Server:5.135.216.9
NS records: dns19.ovh.net, ns19.ovh.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 994ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.235.93.99 |
| NS | 2 | ns19.ovh.net, dns19.ovh.net |
| MX | 1 | uknow-fr0c.mail.protection.outlook.com ( |
| TXT | 3 | v=spf1 include:spf.protection.outlook.co, google-site-verification=R2xqwAB9B2WgDMA... |
| SOA | 1 | dns19.ovh.net tech.ovh.net |
Analysis
Hierarchy
u-know.fr is a parent of www.u-know.fr and mail.u-know.fr.
IP Addresses
u-know.fr resolves to one IP number: 37.235.93.99.
other host names including www.u-know.fr, www.walomo.com, walomo.com, www.supergroup.fr and general.supergroup.fr share IP numbers with u-know.fr.
Name Servers
u-know.fr is delegated to two name servers dns19.ovh.net and ns19.ovh.net.
u-know.fr shares the same name server setup as other domains, for instance parkingday.fr, banque-forum.fr, lesmateriaux-express.fr, e-forum.pl and 63.149.45.in-addr.arpa.
u-know.fr shares at least some name servers with other domains, for example camaracomercioespanacorea.es, matelpro.es and homestagingespana.es.
Host names with two IP numbers:
The host name dns19.ovh.net points to 2001:41d0:d00:f800::2 and 5.135.216.9; the host name ns19.ovh.net points to 2001:41d0:b00:f200::2 and 5.135.36.129.
Mail Servers
u-know.fr is handled by a single mail server, uknow-fr0c.mail.protection.outlook.com.
u-know.fr shares the same mail server setup as other domains, for instance www.u-know.fr.
Host uknow-fr0c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::8, 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::9, 52.101.73.2, 52.101.73.4, 52.101.73.12 and 52.101.73.22.