devcore.fr - dns.ninja
devcore.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 | 157 RRs processed [28/07/2026 18H00:50] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2245901111 | ||||||
Same first word
Similar names
DNS History
23 records (5 active, 18 former)
●NSns0.pulseheberg.net2026-05-31 → 2026-07-28 · 3 obs
● 2026-05-31 03:08:18
● 2026-07-28 18:09:08
●NSns1.pulseheberg.net2026-05-31 → 2026-07-28 · 3 obs
● 2026-05-31 03:08:18
● 2026-07-28 18:09:08
○NSns1041.ui-dns.biz2020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○NSns1041.ui-dns.com2020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○NSns1041.ui-dns.de2020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○NSns1041.ui-dns.org2020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○NSns61.1and1.fr2015-06-25 → 2017-04-01 · 4 obs
● 2017-04-01 03:13:44
○ 2020-04-11 17:28:32
○ 2026-07-28 18:09:08
○NSns62.1and1.fr2015-06-25 → 2017-04-01 · 4 obs
● 2017-04-01 03:13:44
○ 2020-04-11 17:28:32
○ 2026-07-28 18:09:08
○MXmx00.1and1.fr2015-06-25 → 2020-04-11 · 4 obs
● 2020-04-11 17:28:32
○ 2026-03-26 02:53:36
○ 2026-07-28 18:09:08
○MXmx00.ionos.fr2026-03-26 → 2026-04-27 · 5 obs
● 2026-03-26 02:53:36
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○MXmx01.1and1.fr2015-06-25 → 2020-04-11 · 4 obs
● 2020-04-11 17:28:32
○ 2026-03-26 02:53:36
○ 2026-07-28 18:09:08
○MXmx01.ionos.fr2026-03-26 → 2026-04-27 · 5 obs
● 2026-03-26 02:53:36
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
●MXmx1.improvmx.com2026-05-31 → 2026-07-28 · 3 obs
● 2026-05-31 03:08:18
● 2026-07-28 18:09:08
●MXmx2.improvmx.com2026-05-31 → 2026-07-28 · 3 obs
● 2026-05-31 03:08:18
● 2026-07-28 18:09:08
○A2001:8d8:1000:b08d:304:643d:9eca:02015-06-25 → 2016-04-08 · 4 obs
● 2016-04-08 01:00:46
○ 2016-09-09 02:13:38
○ 2026-07-28 18:09:08
○A2001:8d8:1000:b08d:f6f2:ecf8:9d08:50522016-09-09 → 2016-09-09 · 4 obs
● 2016-09-09 02:13:38
○ 2017-04-01 03:13:44
○ 2026-07-28 18:09:08
○A2001:8d8:1001:2065:35d2:1d0e:e0f5:a80f2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 03:13:44
○ 2020-04-11 17:28:32
○ 2026-07-28 18:09:08
○A2001:8d8:100f:f000::2be2020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○A212.227.214.1952015-06-25 → 2016-04-08 · 4 obs
● 2016-04-08 01:00:46
○ 2016-09-09 02:13:38
○ 2026-07-28 18:09:08
○A217.160.0.672020-04-11 → 2026-04-27 · 5 obs
● 2020-04-11 17:28:32
● 2026-04-27 00:17:22
○ 2026-05-31 03:08:18
○ 2026-07-28 18:09:08
○A217.160.122.322016-09-09 → 2016-09-09 · 4 obs
● 2016-09-09 02:13:38
○ 2017-04-01 03:13:44
○ 2026-07-28 18:09:08
○A217.160.123.372017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 03:13:44
○ 2020-04-11 17:28:32
○ 2026-07-28 18:09:08
●A45.155.168.422026-05-31 → 2026-07-28 · 3 obs
● 2026-05-31 03:08:18
● 2026-07-28 18:09:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, d.nic.fr, g.ext.nic.fr | - |
| devcore.fr | ns0.pulseheberg.net, ns1.pulseheberg.net | - |
✅ Authoritative Response
Server:159.69.85.75
NS records: ns0.pulseheberg.net, ns1.pulseheberg.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for devcore.fr (unsigned zone)
⏱️ Timing
Total: 1201ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.155.168.42 |
| NS | 2 | ns0.pulseheberg.net, ns1.pulseheberg.net |
| MX | 2 | mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.improvmx.com ~all |
| SOA | 1 | ns0.pulseheberg.net domains.pulseheberg. |
Analysis
IP Addresses
devcore.fr has exactly one IP address — 45.155.168.42.
kitcraft.fr, labocreatifs.com, mail.cpcf.fr plus two other host names have IP numbers in common with devcore.fr.
Name Servers
devcore.fr is served by two delegated name servers, ns0.pulseheberg.net and ns1.pulseheberg.net.
The name server configuration of devcore.fr is shared with other domains, for instance annecolin.fr, freshome.fr, 144.168.193.in-addr.arpa and two others.
devcore.fr has at least partial name server overlap with other domains, such as ns.severineserres.eu, 88.91.149.in-addr.arpa, meaauto.com and two others.
It is common to find these name servers paired with the name servers ns.monvps.severineserres.eu.
Each of the two host names carries two IP addresses: ns0.pulseheberg.net points to 185.216.24.59 and 2a09:6385:0:10:185:216:24:59, and ns1.pulseheberg.net points to 159.69.85.75 and 2a01:4f8:1c0c:52af::1.
Mail Servers
devcore.fr uses two mail servers, mx1.improvmx.com and mx2.improvmx.com.
The mail server setup of devcore.fr matches that of other domains such as jokr.online, lipaweber.com, fedyco.ir and two others.
devcore.fr has mail servers in common with other domains — for example strawbridge.cc and tulusamachara.com.
Hosts with 6 IP addresses each:
mx1.improvmx.com carries IP addresses 13.37.195.136, 15.236.236.160 and 35.181.18.45, with 3 other addresses beyond those.
mx2.improvmx.com carries IP addresses 13.36.107.63, 13.36.222.39 and 15.236.61.92, with 3 other addresses beyond those.