`ouvrirlascience.fr`

DNSSEC	⚠️ Not signed
A	193.54.110.70^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
		PTR	`lbvip.inist.fr`
NS	`ns101.inist.fr` ⭐
		A	193.54.109.101^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
			PTR	`ns101.inist.fr`
NS	`ns102.inist.fr`
		A	193.54.109.102^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
			PTR	`ns102.inist.fr`
NS	`ns4.cnrs.fr`
		A	2001:660:500a:2210::11^{🇫🇷 FR-RENATER2001:660::/32 RENATER}
			PTR	`ns4.cnrs.fr`
		A	195.220.197.11^{🇫🇷 FR-RENATER195.220.0.0/16 RENATER FRANCE}
			PTR	`ns4.cnrs.fr`
MX	`pxmxmail-1.inist.fr` ⭐
		A	193.54.109.25^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
			PTR	`pxmxmail-1.inist.fr`
MX	`pxmxmail-2.inist.fr`⁽²⁰⁾
		A	193.54.109.26^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
			PTR	`pxmxmail-2.inist.fr`
TXT	`VJXBbK4uzN8O6xtTKIko4I5xQgQ=`
TXT	`v=spf1 ip4:193.54.109.25 ip4:193.54.109.26 -all`
SOA	`ns101.inist.fr`dns@inist.fr 2025-12-09 #2

`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	`126 RRs processed [04/04/2026 16H20:52]`
	SOA	`a.nic.fr`dnsmaster@afnic.fr serial=2244747738

rank #202787 globally
rank #3936 in the tld
📈 Tranco rank: #703,874

Same first word

ouvrirlascience.fr

DNS History

11 records (6 active, 5 former)

○NSns1.inist.fr2019-04-27 → 2019-04-27 · 3 obs

● 2019-04-27 03:58:12
○ 2026-02-18 18:33:06
○ 2026-04-04 16:40:58

●NSns101.inist.fr2026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

●NSns102.inist.fr2026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

○NSns2.inist.fr2019-04-27 → 2019-04-27 · 3 obs

● 2019-04-27 03:58:12
○ 2026-02-18 18:33:06
○ 2026-04-04 16:40:58

●NSns4.cnrs.fr2026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

●MXpxmxmail-1.inist.fr2026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

●MXpxmxmail-2.inist.fr2026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

○MXsmtp1.inist.fr2019-04-27 → 2019-04-27 · 3 obs

● 2019-04-27 03:58:12
○ 2026-02-18 18:33:06
○ 2026-04-04 16:40:58

○MXsmtp2.inist.fr2019-04-27 → 2019-04-27 · 3 obs

● 2019-04-27 03:58:12
○ 2026-02-18 18:33:06
○ 2026-04-04 16:40:58

○A193.54.109.2472019-04-27 → 2019-04-27 · 3 obs

● 2019-04-27 03:58:12
○ 2026-02-18 18:33:06
○ 2026-04-04 16:40:58

●A193.54.110.702026-02-18 → 2026-04-04 · 3 obs

○ 2019-04-27 03:58:12
● 2026-02-18 18:33:06
● 2026-04-04 16:40:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fr	d.nic.fr, f.ext.nic.fr, g.ext.nic.fr	-
ouvrirlascience.fr	ns4.cnrs.fr, ns102.inist.fr, ns101.inist.fr	2 records

✅ Authoritative Response

Server:193.54.109.101

NS records: ns4.cnrs.fr, ns102.inist.fr, ns101.inist.fr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ouvrirlascience.fr (unsigned zone)

⏱️ Timing

Total: 1406ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.54.110.70`
NS	3	`ns102.inist.fr, ns4.cnrs.fr...`
MX	2	`pxmxmail-1.inist.fr (pri: 10), pxmxmail-2.inist.fr (pri: 20)`
TXT	2	`VJXBbK4uzN8O6xtTKIko4I5xQgQ=, v=spf1 ip4:193.54.109.25 ip4:193.54.109.`
SOA	1	`ns101.inist.fr dns.inist.fr`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns102.inist.fr, ns101.inist.fr)

Analysis

IP Addresses

ouvrirlascience.fr maps to IP address 193.54.110.70.

Other host names, for instance ezpaarse.org, opidor.fr, istex.fr, doranum.fr and eprist.fr share IP numbers with ouvrirlascience.fr.

Name Servers

ouvrirlascience.fr is delegated to name servers ns4.cnrs.fr, ns101.inist.fr and ns102.inist.fr.

ouvrirlascience.fr at least partially shares name servers with other domains such as cebc.cnrs.fr, fmnt.fr, dr5.cnrs.fr, prd.fr and 201.214.194.in-addr.arpa.

These name servers are often used together with camus.dr15.cnrs.fr, ns1.renater.fr, ns2.renater.fr, ns1.osupytheas.fr, hermes.cnrs-gif.fr, themis.regif.cnrs-gif.fr, newdns.vjf.cnrs.fr, ulysse.glvt-cnrs.fr, ns1.cnrs.fr and gauguin.dmz.cnrs-dir.fr.

Host names with two IP numbers:

ns4.cnrs.fr points to 2001:660:500a:2210::11 and 195.220.197.11.

Host names with one IP number:

ns101.inist.fr points to 193.54.109.101.

ns102.inist.fr points to 193.54.109.102.

Mail Servers

Two mail servers handle ouvrirlascience.fr: pxmxmail-1.inist.fr and pxmxmail-2.inist.fr.

ouvrirlascience.fr shares the same mail server setup as other domains, including loterre.fr, inist.fr, openbibart.fr, opidor.com and panist.fr.

Host names with a single IP address:

pxmxmail-1.inist.fr points to 193.54.109.25

pxmxmail-2.inist.fr points to 193.54.109.26

ouvrirlascience.fr - robtex.com