`tesseractscience.com`

DNSSEC	⚠️ Not signed
A	41.185.110.47^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
		PTR	`winsvrweb11.hostserv.co.za`
NS	`petra.ns.1-grid.co.uk` ⭐
		A	41.61.100.10^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`petra.ns.1-grid.com`
			PTR	`petra.ns.1-grid.co.uk`
NS	`petra.ns.1-grid.co.za`
		A	196.43.195.10^{🇿🇦 ZA-1-Grid196.43.195.0/24 1-Grid Route Object}
			PTR	`petra.ns.1-grid.net`
			PTR	`petra.ns.1-grid.co.za`
NS	`petra.ns.1-grid.com`
		A	41.61.100.10^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`petra.ns.1-grid.com`
			PTR	`petra.ns.1-grid.co.uk`
NS	`petra.ns.1-grid.net`
		A	196.43.195.10^{🇿🇦 ZA-1-Grid196.43.195.0/24 1-Grid Route Object}
			PTR	`petra.ns.1-grid.net`
			PTR	`petra.ns.1-grid.co.za`
MX	`1-grid-mx01.co.za` ⭐
		A	41.185.250.20^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.185.250.30^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.185.250.50^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.185.250.60^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.185.250.70^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.185.250.80^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.185.250.90^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.185.250.100^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx02.com` ⭐
		A	41.185.249.20^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.185.249.30^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.185.249.50^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.185.249.60^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.185.249.70^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.185.249.80^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.185.249.90^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.185.249.100^{🇿🇦 ZA-1-Grid41.185.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx03.co.za` ⭐
		A	41.61.250.20^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.61.250.30^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.61.250.50^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.61.250.60^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.61.250.80^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.61.250.90^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.61.250.100^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
MX	`1-grid-mx04.com` ⭐
		A	41.61.249.20^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter02.hostserv.co.za`
		A	41.61.249.30^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter03.hostserv.co.za`
		A	41.61.249.50^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter05.hostserv.co.za`
		A	41.61.249.60^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter06.hostserv.co.za`
		A	41.61.249.70^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter07.hostserv.co.za`
		A	41.61.249.80^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter08.hostserv.co.za`
		A	41.61.249.90^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter09.hostserv.co.za`
		A	41.61.249.100^{🇿🇦 ZA-1-Grid41.61.0.0/16 1-Grid Route Object}
			PTR	`spamtitan-filter10.hostserv.co.za`
TXT	`v=spf1 ip4:41.185.110.25 a:mail.tesseractscience.com a:smtp.tesseractscience....`
SOA	`petra.ns.1-grid.co.uk`kirsten@johanf.gmail.com 2025-03-20 #1

`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=1774649637

Same first word

tesseractscience.com

DNS History

14 records (9 active, 5 former)

○NSns1.cpt.wa.co.za2015-07-16 → 2020-04-05 · 4 obs

● 2015-07-16 20:57:16
● 2020-04-05 09:19:24
○ 2026-03-07 07:13:34
○ 2026-03-27 22:32:36

○NSns2.cpt.wa.co.za2015-07-16 → 2020-04-05 · 4 obs

● 2015-07-16 20:57:16
● 2020-04-05 09:19:24
○ 2026-03-07 07:13:34
○ 2026-03-27 22:32:36

●NSpetra.ns.1-grid.co.uk2026-03-07 → 2026-03-27 · 3 obs

○ 2020-04-05 09:19:24
● 2026-03-07 07:13:34
● 2026-03-27 22:32:36

●NSpetra.ns.1-grid.co.za2026-03-07 → 2026-03-27 · 3 obs

○ 2020-04-05 09:19:24
● 2026-03-07 07:13:34
● 2026-03-27 22:32:36

●NSpetra.ns.1-grid.com2026-03-07 → 2026-03-27 · 3 obs

○ 2020-04-05 09:19:24
● 2026-03-07 07:13:34
● 2026-03-27 22:32:36

●NSpetra.ns.1-grid.net2026-03-07 → 2026-03-27 · 3 obs

○ 2020-04-05 09:19:24
● 2026-03-07 07:13:34
● 2026-03-27 22:32:36

●MX1-grid-mx01.co.za2020-04-05 → 2026-03-27 · 3 obs

○ 2017-04-06 17:00:56
● 2020-04-05 09:19:24
● 2026-03-27 22:32:36

●MX1-grid-mx02.com2020-04-05 → 2026-03-27 · 3 obs

○ 2017-04-06 17:00:56
● 2020-04-05 09:19:24
● 2026-03-27 22:32:36

●MX1-grid-mx03.co.za2020-04-05 → 2026-03-27 · 3 obs

○ 2017-04-06 17:00:56
● 2020-04-05 09:19:24
● 2026-03-27 22:32:36

●MX1-grid-mx04.com2020-04-05 → 2026-03-27 · 3 obs

○ 2017-04-06 17:00:56
● 2020-04-05 09:19:24
● 2026-03-27 22:32:36

○MXmx1.cpt.wa.co.za2015-07-16 → 2017-04-06 · 4 obs

● 2015-07-16 20:57:16
● 2017-04-06 17:00:56
○ 2020-04-05 09:19:24
○ 2026-03-27 22:32:36

○MXmx2.cpt.wa.co.za2015-07-16 → 2017-04-06 · 4 obs

● 2015-07-16 20:57:16
● 2017-04-06 17:00:56
○ 2020-04-05 09:19:24
○ 2026-03-27 22:32:36

●A41.185.110.472026-03-07 → 2026-03-27 · 3 obs

○ 2020-04-05 09:19:24
● 2026-03-07 07:13:34
● 2026-03-27 22:32:36

○A41.185.13.1532015-07-16 → 2020-04-05 · 4 obs

● 2015-07-16 20:57:16
● 2020-04-05 09:19:24
○ 2026-03-07 07:13:34
○ 2026-03-27 22:32:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
tesseractscience.com	petra.ns.1-grid.co.za, petra.ns.1-grid.co.uk, petra.ns.1-grid.com, petra.ns.1-grid.net	1 record

✅ Authoritative Response

Server:196.43.195.10

NS records: petra.ns.1-grid.co.za, petra.ns.1-grid.co.uk, petra.ns.1-grid.com, petra.ns.1-grid.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tesseractscience.com (unsigned zone)

⏱️ Timing

Total: 4527ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`41.185.110.47`
NS	4	`petra.ns.1-grid.co.za, petra.ns.1-grid.co.uk...`
MX	4	`1-grid-mx04.com (pri: 5), 1-grid-mx01.co.za (pri: 5)...`
TXT	1	`v=spf1 ip4:41.185.110.25 a:mail.tesserac`
SOA	1	`petra.ns.1-grid.co.uk kirsten.johanf.gma`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (petra.ns.1-grid.com)

Analysis

IP Addresses

tesseractscience.com resolves to a single IP address: 41.185.110.47.

Other host names including oasysinnovation.co.za, corbett.mobi, cresco.org.za, sepolosafety.co.za and ivy13.com share IP numbers with tesseractscience.com.

Name Servers

tesseractscience.com is delegated to four name servers: petra.ns.1-grid.com, petra.ns.1-grid.net, petra.ns.1-grid.co.uk and petra.ns.1-grid.co.za.

tesseractscience.com at least partially shares name servers with other domains, including showupsport.com, eccentrix.co.za, duocapital.co.za, smsalert.co.za and scaleaway.co.za.

Host names with one IP number:

petra.ns.1-grid.com points to 41.61.100.10.

petra.ns.1-grid.net points to 196.43.195.10.

petra.ns.1-grid.co.uk points to 41.61.100.10.

petra.ns.1-grid.co.za points to 196.43.195.10.

Host names pointing to 41.61.100.10: petra.ns.1-grid.com and petra.ns.1-grid.co.uk.

Host names pointing to 196.43.195.10: petra.ns.1-grid.net and petra.ns.1-grid.co.za.

Mail Servers

tesseractscience.com is served by four mail servers: 1-grid-mx02.com, 1-grid-mx04.com, 1-grid-mx01.co.za and 1-grid-mx03.co.za.

The mail servers for tesseractscience.com are shared with other domains, for instance humanworks.co.za, inlingua.co.za, samts.org, samf.org.za and vip-sourcing.com.

Host names with eight IP numbers:

1-grid-mx02.com points to: 41.185.249.20, 41.185.249.30, 41.185.249.50, 41.185.249.60, 41.185.249.70, 41.185.249.80, 41.185.249.90 and 41.185.249.100.

1-grid-mx04.com points to: 41.61.249.20, 41.61.249.30, 41.61.249.50, 41.61.249.60, 41.61.249.70, 41.61.249.80, 41.61.249.90 and 41.61.249.100.

1-grid-mx01.co.za points to: 41.185.250.20, 41.185.250.30, 41.185.250.50, 41.185.250.60, 41.185.250.70, 41.185.250.80, 41.185.250.90 and 41.185.250.100.

Host names with seven IP numbers:

1-grid-mx03.co.za points to: 41.61.250.20, 41.61.250.30, 41.61.250.50, 41.61.250.60, 41.61.250.80, 41.61.250.90 and 41.61.250.100.

tesseractscience.com - robtex.com