maths-sciences-pro.fr - dns.ninja

maths-sciences-pro.fr

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c7a1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:15a7🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.21.167Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.161🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShugh.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b75🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhugh.ns.cloudflare.com
A2803:f800:50::6ca2:c175🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhugh.ns.cloudflare.com
A2a06:98c1:50::ac40:2175🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhugh.ns.cloudflare.com
A108.162.193.117🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhugh.ns.cloudflare.com
A172.64.33.117🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhugh.ns.cloudflare.com
A173.245.59.117🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhugh.ns.cloudflare.com
NSsusan.ns.cloudflare.com
A2606:4700:50::a29f:26c7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A2803:f800:50::6ca2:c2c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsusan.ns.cloudflare.com
A2a06:98c1:50::ac40:22c7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsusan.ns.cloudflare.com
A108.162.194.199🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A162.159.38.199Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A172.64.34.199🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
MXmx1.mail.ovh.net ⭐
A188.165.36.237🇫🇷 OVH188.165.0.0/16 ISP Paris, France
PTRmx1.mail.ovh.net
MXmx2.mail.ovh.net(5)
A87.98.160.167🇫🇷 OVH87.98.128.0/17 ISP Paris, France
PTRmx2.mail.ovh.net
MXmx3.mail.ovh.net(100)
TXT1|www.maths-sciences-pro.fr
TXTv=spf1 include:mx.ovh.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.21.167, 172.67.199.161
IPv6 hints2606:4700:3032::ac43:c7a1, 2606:4700:3036::6815:15a7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOAhugh.ns.cloudflare.comdns@cloudflare.com serial=2408036617

fr

DNSSEC🔒 Signed (DS record present)
NSa.nic.fr ⭐
NSd.nic.fr
NSf.ext.nic.fr
NSg.ext.nic.fr
TXT838 RRs processed [03/08/2026 11H30:49]
SOAa.nic.frdnsmaster@afnic.fr serial=2246086712

Same first word

maths-sciences-pro.fr

DNS History

19 records (9 active, 10 former)

20162017201820192020202120222023202420252026NShugh.ns.cloudflare.comsusan.ns.cloudflare.comns1.digitalocean.comns1.ispfr.netns2.digitalocean.comns2.ispfr.netns3.digitalocean.comMXmx1.mail.ovh.netmx2.mail.ovh.netmx3.mail.ovh.netmx3.ispfr.netmx4.ispfr.netA104.21.21.167172.67.199.1612606:4700:3032::ac43:c7a12606:4700:3036::6815:15a7149.202.190.245185.13.37.235195.114.18.146
●NShugh.ns.cloudflare.com2026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
○NSns1.digitalocean.com2016-01-22 → 2017-06-19 · 5 obs
○ 2015-11-02 08:16:06
● 2016-01-22 02:22:50
● 2017-06-19 12:05:00
○ 2026-02-22 09:47:38
○ 2026-08-03 12:06:28
○NSns1.ispfr.net2015-06-13 → 2015-11-02 · 4 obs
● 2015-06-13 11:04:26
● 2015-11-02 08:16:06
○ 2016-01-22 02:22:50
○ 2026-08-03 12:06:28
○NSns2.digitalocean.com2016-01-22 → 2017-06-19 · 5 obs
○ 2015-11-02 08:16:06
● 2016-01-22 02:22:50
● 2017-06-19 12:05:00
○ 2026-02-22 09:47:38
○ 2026-08-03 12:06:28
○NSns2.ispfr.net2015-06-13 → 2015-11-02 · 4 obs
● 2015-06-13 11:04:26
● 2015-11-02 08:16:06
○ 2016-01-22 02:22:50
○ 2026-08-03 12:06:28
○NSns3.digitalocean.com2016-01-22 → 2017-06-19 · 5 obs
○ 2015-11-02 08:16:06
● 2016-01-22 02:22:50
● 2017-06-19 12:05:00
○ 2026-02-22 09:47:38
○ 2026-08-03 12:06:28
●NSsusan.ns.cloudflare.com2026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
●MXmx1.mail.ovh.net2026-07-29 → 2026-08-03 · 3 obs
○ 2016-01-22 02:22:50
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
●MXmx2.mail.ovh.net2026-07-29 → 2026-08-03 · 3 obs
○ 2016-01-22 02:22:50
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
○MXmx3.ispfr.net2015-06-13 → 2015-11-02 · 4 obs
● 2015-06-13 11:04:26
● 2015-11-02 08:16:06
○ 2016-01-22 02:22:50
○ 2026-08-03 12:06:28
●MXmx3.mail.ovh.net2026-07-29 → 2026-08-03 · 3 obs
○ 2016-01-22 02:22:50
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
○MXmx4.ispfr.net2015-06-13 → 2015-11-02 · 4 obs
● 2015-06-13 11:04:26
● 2015-11-02 08:16:06
○ 2016-01-22 02:22:50
○ 2026-08-03 12:06:28
●A104.21.21.1672026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
○A149.202.190.2452016-04-11 → 2017-06-19 · 5 obs
○ 2016-01-22 02:22:50
● 2016-04-11 11:29:20
● 2017-06-19 12:05:00
○ 2026-02-22 09:47:38
○ 2026-08-03 12:06:28
●A172.67.199.1612026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
○A185.13.37.2352016-01-22 → 2016-01-22 · 4 obs
○ 2015-11-02 08:16:06
● 2016-01-22 02:22:50
○ 2016-04-11 11:29:20
○ 2026-08-03 12:06:28
○A195.114.18.1462015-06-13 → 2015-11-02 · 4 obs
● 2015-06-13 11:04:26
● 2015-11-02 08:16:06
○ 2016-01-22 02:22:50
○ 2026-08-03 12:06:28
●A2606:4700:3032::ac43:c7a12026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28
●A2606:4700:3036::6815:15a72026-07-29 → 2026-08-03 · 3 obs
○ 2026-02-22 09:47:38
● 2026-07-29 00:31:32
● 2026-08-03 12:06:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
frd.nic.fr, f.ext.nic.fr, g.ext.nic.fr-
maths-sciences-pro.frhugh.ns.cloudflare.com, susan.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.199

NS records: hugh.ns.cloudflare.com, susan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for maths-sciences-pro.fr (unsigned zone)

⏱️ Timing

Total: 713ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.199.161, 104.21.21.167
AAAA22606:4700:3036::6815:15a7, 2606:4700:3032::ac43:c7a1
NS2hugh.ns.cloudflare.com, susan.ns.cloudflare.com
MX3mx1.mail.ovh.net (pri: 1), mx3.mail.ovh.net (pri: 100)...
TXT21|www.maths-sciences-pro.fr, v=spf1 include:mx.ovh.com -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hugh.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

maths-sciences-pro.fr points to the four IP addresses 104.21.21.167, 172.67.199.161, 2606:4700:3032::ac43:c7a1 and 2606:4700:3036::6815:15a7.

ford.dn.ua, eastontechnology.com, jobmariopol.pl and two other host names share IP numbers with maths-sciences-pro.fr.

Name Servers

DNS delegation for maths-sciences-pro.fr points to two name servers: hugh.ns.cloudflare.com and susan.ns.cloudflare.com.

maths-sciences-pro.fr uses the same name servers as several other domains — among them suniltransport.com, decadencelab.com, computerusato.com and two more.

There is at least partial name server overlap between maths-sciences-pro.fr and other domains — inputmodes.com, gameplaygalaxy.com, flowradiofm.com.co and two more among them.

The name servers damon.ns.cloudflare.com, tate.ns.cloudflare.com and denver.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

hugh.ns.cloudflare.com has IP addresses 108.162.193.117, 172.64.33.117 and 173.245.59.117, plus 3 other.

susan.ns.cloudflare.com has IP addresses 108.162.194.199, 162.159.38.199 and 172.64.34.199, plus 3 other.

Mail Servers

Incoming mail for maths-sciences-pro.fr is delivered via three mail servers: mx1.mail.ovh.net, mx2.mail.ovh.net and mx3.mail.ovh.net.

maths-sciences-pro.fr has at least partial mail server overlap with other domains such as ava-factory.com, meta.tv, canoinfante.com and two more.

These mail servers are routinely seen in conjunction with the mail servers mx4.mail.ovh.net and mx0.mail.ovh.net.

mx1.mail.ovh.net → 188.165.36.237 and mx2.mail.ovh.net → 87.98.160.167: one IP number per host name.