`a4scientific.com`

DNSSEC	⚠️ Not signed
A	104.206.23.123^{🇺🇸 EONIX-NA104.206.20.0/22}
		PTR	`tuttlesprinting.com`
NS	`andy.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c165^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`andy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2165^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`andy.ns.cloudflare.com`
		A	108.162.193.101^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	172.64.33.101^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
		A	173.245.59.101^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andy.ns.cloudflare.com`
NS	`grace.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grace.ns.cloudflare.com`
		A	108.162.192.159^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	172.64.32.159^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
		A	173.245.58.159^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grace.ns.cloudflare.com`
SOA	`andy.ns.cloudflare.com`dns@cloudflare.com serial=2399216241

`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=1774671492

WOT: SAFE (68/100)

Subdomains

mx.a4scientific.com

Same first word

a4scientific.com

DNS History

12 records (3 active, 9 former)

●NSandy.ns.cloudflare.com2026-03-27 → 2026-03-28 · 3 obs

○ 2017-12-03 23:54:36
● 2026-03-27 17:18:20
● 2026-03-28 04:29:24

●NSgrace.ns.cloudflare.com2026-03-27 → 2026-03-28 · 3 obs

○ 2017-12-03 23:54:36
● 2026-03-27 17:18:20
● 2026-03-28 04:29:24

○NSns1.ipowerdns.com2007-11-07 → 2007-11-07 · 3 obs

● 2007-11-07 23:39:16
○ 2015-06-26 18:44:36
○ 2026-03-28 04:29:24

○NSns1.ipowerweb.net2007-11-07 → 2007-11-07 · 3 obs

● 2007-11-07 23:39:16
○ 2015-06-26 18:44:36
○ 2026-03-28 04:29:24

○NSns91.worldnic.com2015-06-26 → 2017-12-03 · 5 obs

○ 2007-11-07 23:39:16
● 2015-06-26 18:44:36
● 2017-12-03 23:54:36
○ 2026-03-27 17:18:20
○ 2026-03-28 04:29:24

○NSns92.worldnic.com2015-06-26 → 2017-12-03 · 5 obs

○ 2007-11-07 23:39:16
● 2015-06-26 18:44:36
● 2017-12-03 23:54:36
○ 2026-03-27 17:18:20
○ 2026-03-28 04:29:24

○MXinbound.a4scientific.com.netsolmail.net2015-06-26 → 2016-12-22 · 5 obs

○ 2007-11-07 23:39:16
● 2015-06-26 18:44:36
● 2016-12-22 18:37:14
○ 2017-12-03 23:54:36
○ 2026-03-28 04:29:24

○MXmx.a4scientific.com2007-11-07 → 2007-11-07 · 3 obs

● 2007-11-07 23:39:16
○ 2015-06-26 18:44:36
○ 2026-03-28 04:29:24

○MXp.webcom.ctmail.com2017-12-03 → 2017-12-03 · 4 obs

○ 2016-12-22 18:37:14
● 2017-12-03 23:54:36
○ 2026-03-27 17:18:20
○ 2026-03-28 04:29:24

●A104.206.23.1232026-03-27 → 2026-03-28 · 3 obs

○ 2017-12-03 23:54:36
● 2026-03-27 17:18:20
● 2026-03-28 04:29:24

○A205.178.189.1292015-06-26 → 2017-12-03 · 5 obs

○ 2007-11-07 23:39:16
● 2015-06-26 18:44:36
● 2017-12-03 23:54:36
○ 2026-03-27 17:18:20
○ 2026-03-28 04:29:24

○A72.22.69.2152007-11-07 → 2007-11-07 · 3 obs

● 2007-11-07 23:39:16
○ 2015-06-26 18:44:36
○ 2026-03-28 04:29:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
a4scientific.com	andy.ns.cloudflare.com, grace.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.159

NS records: andy.ns.cloudflare.com, grace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a4scientific.com (unsigned zone)

⏱️ Timing

Total: 259ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.206.23.123`
NS	2	`andy.ns.cloudflare.com, grace.ns.cloudflare.com`
SOA	1	`andy.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

a4scientific.com is a parent of mx.a4scientific.com.

IP Addresses

a4scientific.com points to a single IP number: 104.206.23.123.

Other host names such as ronsrowdyrub.com and mx.a4scientific.com share IP numbers with a4scientific.com.

Name Servers

Delegation for a4scientific.com rests with two name servers, andy.ns.cloudflare.com and grace.ns.cloudflare.com.

a4scientific.com shares the same name server setup as other domains, including isfilm.net, augmentinp.com, rajaranitravels.com, yx1351.com and huaxifunds.com.

a4scientific.com at least partially shares name servers with other domains, for instance presscoop.com, jetomjetpackjoyridehackss.vip, pajarosenlacabeza.net, envirasponge.com and appsapk.com.

These name servers are commonly used with the name servers lauryn.ns.cloudflare.com.

Host names with six IP numbers: andy.ns.cloudflare.com points to: 2606:4700:58::adf5:3b65, 2803:f800:50::6ca2:c165, 2a06:98c1:50::ac40:2165, 108.162.193.101, 172.64.33.101 and 173.245.59.101. grace.ns.cloudflare.com points to: 2606:4700:50::adf5:3a9f, 2803:f800:50::6ca2:c09f, 2a06:98c1:50::ac40:209f, 108.162.192.159, 172.64.32.159 and 173.245.58.159.

a4scientific.com - robtex.com