`tworksystem.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:ab3a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1d08^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.8^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.58^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ernest.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ernest.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ernest.ns.cloudflare.com`
		A	108.162.193.164^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	172.64.33.164^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	173.245.59.164^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
NS	`megan.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`megan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`megan.ns.cloudflare.com`
		A	108.162.192.197^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	172.64.32.197^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	173.245.58.197^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
MX	`mail.tworksystem.com` ⭐
		A	172.236.157.118^{🇺🇸 AKAMAI-LINODE-AP172.236.128.0/19 Akamai Technologies}
			PTR	`172-236-157-118.ip.linodeusercontent.com`
TXT	`v=spf1 include:sendgrid.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.29.8, 172.67.171.58
		IPv6	2606:4700:3031::ac43:ab3a, 2606:4700:3037::6815:1d08
SOA	`ernest.ns.cloudflare.com`dns@cloudflare.com serial=2399239121

`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=1774443967

Subdomains

mail.tworksystem.com

thost1.tworksystem.com

Same first word

tworksystem.com

DNS History

17 records (7 active, 10 former)

●NSernest.ns.cloudflare.com2026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

●NSmegan.ns.cloudflare.com2026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

○NSns1.linode.com2016-12-19 → 2017-11-06 · 3 obs

● 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○NSns2.linode.com2016-12-19 → 2017-11-06 · 3 obs

● 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○NSns3.linode.com2016-12-19 → 2017-11-06 · 3 obs

● 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○NSns4.linode.com2016-12-19 → 2017-11-06 · 3 obs

● 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○NSns5.linode.com2016-12-19 → 2017-11-06 · 3 obs

● 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

●MXmail.tworksystem.com2016-12-19 → 2026-03-25 · 3 obs

● 2016-12-19 05:02:50
○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

○MXthost1.tworksystem.com2017-11-06 → 2017-11-06 · 3 obs

○ 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○A103.3.61.1632017-11-06 → 2017-11-06 · 3 obs

○ 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

●A104.21.29.82026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

○A139.162.20.1892016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:02:50
○ 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

●A172.67.171.582026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

○A2400:8901::f03c:91ff:fe3b:de642016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 05:02:50
○ 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

○A2400:8901::f03c:91ff:fe59:b7112017-11-06 → 2017-11-06 · 3 obs

○ 2016-12-19 05:02:50
● 2017-11-06 07:19:16
○ 2026-03-25 13:12:32

●A2606:4700:3031::ac43:ab3a2026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

●A2606:4700:3037::6815:1d082026-03-25 → 2026-03-25 · 2 obs

○ 2017-11-06 07:19:16
● 2026-03-25 13:12:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
tworksystem.com	ernest.ns.cloudflare.com, megan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.197

NS records: ernest.ns.cloudflare.com, megan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tworksystem.com (unsigned zone)

⏱️ Timing

Total: 236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.58, 104.21.29.8`
AAAA	2	`2606:4700:3031::ac43:ab3a, 2606:4700:3037::6815:1d08`
NS	2	`ernest.ns.cloudflare.com, megan.ns.cloudflare.com`
MX	1	`mail.tworksystem.com (pri: 10)`
TXT	1	`v=spf1 include:sendgrid.net -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ernest.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

tworksystem.com is the parent of mail.tworksystem.com and thost1.tworksystem.com.

IP Addresses

tworksystem.com resolves to four IPs: 2606:4700:3031::ac43:ab3a, 2606:4700:3037::6815:1d08, 104.21.29.8 and 172.67.171.58.

Other host names, for instance mega-games.fr, naruto-(0x706f726e).com, ncdet.courses, nitronews.com and stadi.tv share IP numbers with tworksystem.com.

Name Servers

tworksystem.com has two name servers: ernest.ns.cloudflare.com and megan.ns.cloudflare.com.

tworksystem.com shares the same name server setup as other domains, for example faqslaw.com, tbibank.eu, cheerio.cc, stack-systems.com.ua and sephorasquad.com.

tworksystem.com shares some name servers with other domains, for example truehackers.ru, gorb.cc, jasonlavin.com, zgmlqdn.com and sotu.gov.

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

Host names with six IP numbers: ernest.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba4, 2803:f800:50::6ca2:c1a4, 2a06:98c1:50::ac40:21a4, 108.162.193.164, 172.64.33.164 and 173.245.59.164; megan.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac5, 2803:f800:50::6ca2:c0c5, 2a06:98c1:50::ac40:20c5, 108.162.192.197, 172.64.32.197 and 173.245.58.197.

Mail Servers

tworksystem.com is handled by a single mail server, mail.tworksystem.com.

Host name mail.tworksystem.com points to IP 172.236.157.118.

tworksystem.com - robtex.com

tworksystem.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`tworksystem.com`

`com`