`certantls.science`

DNSSEC	⚠️ Not signed
A	165.160.13.20^{🇺🇸 CORPORATION-1165.160.13.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
		PTR	`ip-165-160-13-20.defastlink.net`
A	165.160.15.20^{🇺🇸 CORPORATION-1165.160.15.0/24 251 Little Falls Drive Wilmington DE 19808 United States}
NS	`dns1.cscdns.net` ⭐ 🔒
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`dns2.cscdns.net` 🔒
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
MX	`custmx.cscdns.net` ⭐ 🔒
		A	198.58.121.58^{🇺🇸 AKAMAI-LINODE-AP198.58.96.0/19 Akamai Technologies}
			PTR	`198-58-121-58.ip.linodeusercontent.com`
TXT	`v=spf1 -all`
SOA	`dns1.cscdns.net`hostmaster@cscdns.net 2022-09-29 #2

`science`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nic.science` ⭐
	NS	`a.nic.science`
	NS	`b.nic.science`
	NS	`c.nic.science`
	NS	`ns2.dns.nic.science`
	NS	`ns3.dns.nic.science`
	SOA	`ns1.dns.nic.science`admin@tldns.godaddy serial=1774264216

Same first word

certantls.com

certantls.net

certantls.science

certantls.org

certantls.uk

Similar names

DNS History

5 records (5 active, 0 former)

●NSdns1.cscdns.net2026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 22:25:50
● 2026-03-23 13:22:16

●NSdns2.cscdns.net2026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 22:25:50
● 2026-03-23 13:22:16

●MXcustmx.cscdns.net2026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 22:25:50
● 2026-03-23 13:22:16

●A165.160.13.202026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 22:25:50
● 2026-03-23 13:22:16

●A165.160.15.202026-02-27 → 2026-03-23 · 2 obs

● 2026-02-27 22:25:50
● 2026-03-23 13:22:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
science	a.nic.science, b.nic.science, c.nic.science, ns1.dns.nic.science...	-
certantls.science	dns2.cscdns.net, dns1.cscdns.net	-

✅ Authoritative Response

Server:156.154.131.100

NS records: dns2.cscdns.net, dns1.cscdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certantls.science (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`165.160.15.20, 165.160.13.20`
NS	2	`dns1.cscdns.net, dns2.cscdns.net`
MX	1	`custmx.cscdns.net (pri: 10)`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.cscdns.net hostmaster.cscdns.net`

Analysis

IP Addresses

certantls.science resolves to two IP numbers: 165.160.13.20 and 165.160.15.20.

Other host names, for instance diageohorizon.com, eathome.com, blp.law, oreociastka.com and hotel-the-moorhouse-lagos.com share IP numbers with certantls.science.

Name Servers

certantls.science has two name servers: dns1.cscdns.net and dns2.cscdns.net.

certantls.science shares the same name server setup as other domains, for example brewerschoice.dk, goodmoodmissions.net, oxygenz.com, azurestory.com and msnallied.com.

certantls.science partially shares name servers with other domains, for instance learn-about-ir.com.

Host names with two IP numbers:

dns1.cscdns.net points to: 2610:a1:1022::100 and 156.154.130.100; dns2.cscdns.net points to: 2610:a1:1023::100 and 156.154.131.100.

Mail Servers

certantls.science is handled by a single mail server, custmx.cscdns.net.

certantls.science shares the mail server setup with other domains, for example truist-sucks.biz, nec.ac, psjhmedgroup.org, platinumforheart.org and ihatescionlaurel.com.

Host name custmx.cscdns.net points to IP 198.58.121.58.

certantls.science - robtex.com