`scienceinseconds.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:598b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a035^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.89.139^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.160.53^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ken.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ken.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ken.ns.cloudflare.com`
		A	108.162.193.127^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	172.64.33.127^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	173.245.59.127^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
NS	`sandra.ns.cloudflare.com`
		A	2606:4700:50::a29f:2622^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c222^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sandra.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2222^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sandra.ns.cloudflare.com`
		A	108.162.194.34^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	162.159.38.34^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
		A	172.64.34.34^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sandra.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.89.139, 172.67.160.53
		IPv6	2606:4700:3032::6815:598b, 2606:4700:3033::ac43:a035
SOA	`ken.ns.cloudflare.com`dns@cloudflare.com serial=2398701731

`com`

	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=1771291435

WOT: SAFE (86/100)

Subdomains

www.scienceinseconds.com

Same first word

scienceinseconds.com

DNS History

19 records (6 active, 13 former)

●NSken.ns.cloudflare.com2026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

○NSns1.dreamhost.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○NSns2.dreamhost.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○NSns3.dreamhost.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

●NSsandra.ns.cloudflare.com2026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

○MXalt1.aspmx.l.google.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXalt2.aspmx.l.google.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXaspmx.l.google.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXaspmx2.googlemail.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXaspmx3.googlemail.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXaspmx4.googlemail.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○MXaspmx5.googlemail.com2015-08-16 → 2017-04-04 · 4 obs

● 2015-08-16 21:34:32
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

●A104.21.89.1392026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

●A172.67.160.532026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

●A2606:4700:3032::6815:598b2026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

●A2606:4700:3033::ac43:a0352026-02-19 → 2026-03-15 · 3 obs

○ 2017-04-04 19:15:34
● 2026-02-19 02:11:06
● 2026-03-15 19:56:24

○A67.205.11.322015-08-16 → 2015-12-11 · 4 obs

● 2015-08-16 21:34:32
● 2015-12-11 16:40:36
○ 2016-03-18 08:31:44
○ 2026-03-15 19:56:24

○A67.205.30.2462017-04-04 → 2017-04-04 · 4 obs

○ 2016-03-18 08:31:44
● 2017-04-04 19:15:34
○ 2026-02-19 02:11:06
○ 2026-03-15 19:56:24

○A69.163.233.1482016-03-18 → 2016-03-18 · 4 obs

○ 2015-12-11 16:40:36
● 2016-03-18 08:31:44
○ 2017-04-04 19:15:34
○ 2026-03-15 19:56:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
scienceinseconds.com	ken.ns.cloudflare.com, sandra.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.127

NS records: ken.ns.cloudflare.com, sandra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for scienceinseconds.com (unsigned zone)

⏱️ Timing

Total: 321ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.160.53, 104.21.89.139`
AAAA	2	`2606:4700:3033::ac43:a035, 2606:4700:3032::6815:598b`
NS	2	`ken.ns.cloudflare.com, sandra.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ken.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ken.ns.cloudflare.com, ken.ns.cloudflare.com, ken.ns.cloudflare.com...)

Analysis

Hierarchy

www.scienceinseconds.com is a child of scienceinseconds.com.

IP Addresses

scienceinseconds.com refers to four IP numbers: 2606:4700:3032::6815:598b, 2606:4700:3033::ac43:a035, 104.21.89.139 and 172.67.160.53.

Other host names, for instance aienetwork.org, nivomi.com, summitschoolsinc.com, ilitong.com and domainsteam.de share IP numbers with scienceinseconds.com.

Name Servers

scienceinseconds.com's delegation uses two name servers: ken.ns.cloudflare.com and sandra.ns.cloudflare.com.

scienceinseconds.com uses the same name server configuration as other domains, for example knuckledownsaloon.com, aps-electrical.com and sindicat.net.

scienceinseconds.com at least partially shares name servers with other domains, including 145.210.192.in-addr.arpa, croatiandaily.com, marosevic.net, liansimedia.com and obpxmn.study.

These name servers are commonly used with lisa.ns.cloudflare.com, ns1.colocrossing.com and ns2.colocrossing.com.

Host names with six IP numbers:

ken.ns.cloudflare.com points to 2606:4700:58::adf5:3b7f, 2803:f800:50::6ca2:c17f, 2a06:98c1:50::ac40:217f, 108.162.193.127, 172.64.33.127 and 173.245.59.127.

sandra.ns.cloudflare.com points to 2606:4700:50::a29f:2622, 2803:f800:50::6ca2:c222, 2a06:98c1:50::ac40:2222, 108.162.194.34, 162.159.38.34 and 172.64.34.34.

scienceinseconds.com - robtex.com