`core-bi.net`

DNSSEC	⚠️ Not signed
NS	`ns0.cnrs.fr` ⭐
		A	2001:660:500a:2210::10^{🇫🇷 FR-RENATER2001:660::/32 RENATER}
			PTR	`ns0.cnrs.fr`
		A	195.220.197.10^{🇫🇷 FR-RENATER195.220.0.0/16 RENATER FRANCE}
			PTR	`ns0.cnrs.fr`
NS	`ns2.cnrs.fr`
		A	2001:660:500a:2103::10^{🇫🇷 FR-RENATER2001:660::/32 RENATER}
			PTR	`ns2.cnrs.fr`
		A	193.52.36.172^{🇫🇷 FR-RENATER193.52.0.0/16 RENATER FRANCE}
			PTR	`ns2.cnrs.fr`
NS	`ns3.cnrs.fr`
		A	2001:660:6608:5106::12^{🇫🇷 FR-RENATER2001:660::/32 RENATER}
			PTR	`ns3.cnrs.fr`
		A	193.55.90.12^{🇫🇷 FR-RENATER193.54.0.0/15 RENATER FRANCE}
			PTR	`ns3.cnrs.fr`
			PTR	`nat-l2gpns3.dsi.cnrs.fr`
SOA	`ns0.cnrs.fr`dnsmaster@dsi.cnrs.fr 2025-02-05 #42

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774764672

Same first word

core-bi.com

core-bi.org

core-bi.net

Similar names

e-brico.fr

bo-rice.com

b-icore.com

e-borci.cz

bier-co.com

bi-core.com

e-brico.com

bio-rce.ru

boer-ic.com

bor-cie.com

bio-rec.cl

e-brico.ro

bio-rec.blogspot.com.es

DNS History

4 records (3 active, 1 former)

●NSns0.cnrs.fr2026-03-29 → 2026-03-29 · 2 obs

○ 2017-01-29 16:46:56
● 2026-03-29 06:12:16

○NSns1.cnrs.fr2015-05-26 → 2017-01-29 · 3 obs

● 2015-05-26 14:19:54
● 2017-01-29 16:46:56
○ 2026-03-29 06:12:16

●NSns2.cnrs.fr2015-05-26 → 2026-03-29 · 2 obs

● 2015-05-26 14:19:54
● 2026-03-29 06:12:16

●NSns3.cnrs.fr2015-05-26 → 2026-03-29 · 2 obs

● 2015-05-26 14:19:54
● 2026-03-29 06:12:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
core-bi.net	ns2.cnrs.fr, ns3.cnrs.fr, ns0.cnrs.fr	-

✅ Authoritative Response

Server:193.55.90.12

NS records: ns2.cnrs.fr, ns3.cnrs.fr, ns0.cnrs.fr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-bi.net (unsigned zone)

⏱️ Timing

Total: 498ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns0.cnrs.fr, ns3.cnrs.fr...`
SOA	1	`ns0.cnrs.fr dnsmaster.dsi.cnrs.fr`

Analysis

Name Servers

core-bi.net delegates to three name servers: ns0.cnrs.fr, ns2.cnrs.fr and ns3.cnrs.fr.

core-bi.net shares some name servers with other domains, for example dmz-auth-prd.cnrs.fr, cnrs.info, 138.57.194.in-addr.arpa, coreinfo.net and core-labs.org.

These name servers are commonly used with the name servers camus.dr15.cnrs.fr.

Host names with two IP numbers:

ns0.cnrs.fr: 2001:660:500a:2210::10 and 195.220.197.10

ns2.cnrs.fr: 2001:660:500a:2103::10 and 193.52.36.172

ns3.cnrs.fr: 2001:660:6608:5106::12 and 193.55.90.12

core-bi.net - robtex.com

core-bi.net

net