`grouponinc.net`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:23a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:33a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.2.58^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.3.58^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`blue.foundationdns.com` ⭐
		A	2606:4700:57::6ca2:c601^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.com`
		A	2803:f800:52::a29f:3c01^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.com`
		A	2a06:98c1:56::ac40:2801^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.com`
		A	108.162.198.1^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	162.159.60.1^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	172.64.40.1^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
NS	`blue.foundationdns.net`
		A	2606:4700:57::6ca2:c61f^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.net`
		A	2803:f800:52::a29f:3c1f^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.net`
		A	2a06:98c1:56::ac40:281f^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.net`
		A	108.162.198.31^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	162.159.60.31^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	172.64.40.31^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
NS	`blue.foundationdns.org`
		A	2606:4700:57::6ca2:c63d^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.org`
		A	2803:f800:52::a29f:3c3d^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.org`
		A	2a06:98c1:56::ac40:283d^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.org`
		A	108.162.198.61^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	162.159.60.61^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	172.64.40.61^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.18.2.58, 104.18.3.58
		IPv6 hints	2606:4700::6812:23a, 2606:4700::6812:33a
SOA	`blue.foundationdns.com`dns@cloudflare.com serial=2399242892

`net`

	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=1776147502

Subdomains

custsat.grouponinc.net

zing.grouponinc.net

Same first word

grouponinc.net

DNS History

18 records (7 active, 11 former)

○NSa1-192.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

○NSa2-65.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

○NSa24-66.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

○NSa28-67.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

○NSa5-64.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

○NSa7-65.akam.net2026-02-15 → 2026-02-15 · 4 obs

○ 2017-01-30 21:07:58
● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

●NSblue.foundationdns.com2026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

●NSblue.foundationdns.net2026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

●NSblue.foundationdns.org2026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

○NSns1.p08.dynect.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 08:49:58
● 2017-01-30 21:07:58
○ 2026-02-15 22:32:08
○ 2026-04-14 06:44:38

○NSns2.p08.dynect.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 08:49:58
● 2017-01-30 21:07:58
○ 2026-02-15 22:32:08
○ 2026-04-14 06:44:38

○NSns3.p08.dynect.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 08:49:58
● 2017-01-30 21:07:58
○ 2026-02-15 22:32:08
○ 2026-04-14 06:44:38

○NSns4.p08.dynect.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 08:49:58
● 2017-01-30 21:07:58
○ 2026-02-15 22:32:08
○ 2026-04-14 06:44:38

●A104.18.2.582026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

●A104.18.3.582026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

○A23.192.230.122026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 22:32:08
○ 2026-04-14 06:44:36
○ 2026-04-14 06:44:38

●A2606:4700::6812:23a2026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

●A2606:4700::6812:33a2026-04-14 → 2026-04-14 · 3 obs

○ 2026-02-15 22:32:08
● 2026-04-14 06:44:36
● 2026-04-14 06:44:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
grouponinc.net	blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org	6 records

✅ Authoritative Response

Server:172.64.40.61

NS records: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grouponinc.net (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.2.58, 104.18.3.58`
AAAA	2	`2606:4700::6812:23a, 2606:4700::6812:33a`
NS	3	`blue.foundationdns.com, blue.foundationdns.net...`
TXT	1	`v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`blue.foundationdns.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (blue.foundationdns.net, blue.foundationdns.net, blue.foundationdns.net...)

Analysis

Hierarchy

grouponinc.net is the parent of custsat.grouponinc.net and zing.grouponinc.net.

IP Addresses

grouponinc.net resolves to four IPs: 2606:4700::6812:23a, 2606:4700::6812:33a, 104.18.2.58 and 104.18.3.58.

Other host names, for instance console.course-pod.com.cdn.cloudflare.net, www.seine-estuaire.cci.fr.cdn.cloudflare.net, tythonic.com, sundgau-apotheke.de and art-wand.de share IP numbers with grouponinc.net.

Name Servers

grouponinc.net delegates to three name servers: blue.foundationdns.com, blue.foundationdns.net and blue.foundationdns.org.

grouponinc.net shares some name servers with other domains, for example goflightschool.co.uk, hoppenstedt-konzernstrukturdaten.de, yahya-trading-company-18.myshopify.com, mdrresearch.com and austerityindex.com.

These name servers are commonly used with dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net and ns.utah.edu.

Host names with six IP numbers:

blue.foundationdns.com points to 2606:4700:57::6ca2:c601, 2803:f800:52::a29f:3c01, 2a06:98c1:56::ac40:2801, 108.162.198.1, 162.159.60.1 and 172.64.40.1

blue.foundationdns.net points to 2606:4700:57::6ca2:c61f, 2803:f800:52::a29f:3c1f, 2a06:98c1:56::ac40:281f, 108.162.198.31, 162.159.60.31 and 172.64.40.31

blue.foundationdns.org points to 2606:4700:57::6ca2:c63d, 2803:f800:52::a29f:3c3d, 2a06:98c1:56::ac40:283d, 108.162.198.61, 162.159.60.61 and 172.64.40.61

grouponinc.net - robtex.com

grouponinc.net

net

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

`grouponinc.net`

`net`