`redbluegroup.com`

DNSSEC	⚠️ Not signed
A	156.233.205.25^{🇺🇸 USZNI-AS-AP156.233.205.0/24 zillion network}
NS	`a4.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b4.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
SOA	`a.share-dns.com`master@share-dns.com serial=1757657803

`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

Same first word

redbluegroup.com

Similar names

blueredgroup.eu

DNS History

11 records (5 active, 6 former)

●NSa.share-dns.com2026-02-21 → 2026-03-23 · 3 obs

○ 2020-02-14 10:15:18
● 2026-02-21 02:09:00
● 2026-03-23 23:12:32

●NSa4.share-dns.com2026-02-21 → 2026-03-23 · 3 obs

○ 2020-02-14 10:15:18
● 2026-02-21 02:09:00
● 2026-03-23 23:12:32

●NSb.share-dns.net2026-02-21 → 2026-03-23 · 3 obs

○ 2020-02-14 10:15:18
● 2026-02-21 02:09:00
● 2026-03-23 23:12:32

●NSb4.share-dns.net2026-02-21 → 2026-03-23 · 3 obs

○ 2020-02-14 10:15:18
● 2026-02-21 02:09:00
● 2026-03-23 23:12:32

○NSns1.netcorex.com2015-07-19 → 2020-02-14 · 4 obs

● 2015-07-19 02:15:38
● 2020-02-14 10:15:18
○ 2026-02-21 02:09:00
○ 2026-03-23 23:12:32

○NSns2.netcorex.com2015-07-19 → 2020-02-14 · 4 obs

● 2015-07-19 02:15:38
● 2020-02-14 10:15:18
○ 2026-02-21 02:09:00
○ 2026-03-23 23:12:32

○MXoffice.redbluegroup.com2015-07-19 → 2017-03-29 · 4 obs

● 2015-07-19 02:15:38
● 2017-03-29 12:19:06
○ 2020-02-14 10:15:18
○ 2026-03-23 23:12:32

○MXredbluegroup-com.mail.protection.outlook.com2020-02-14 → 2020-02-14 · 4 obs

○ 2017-03-29 12:19:06
● 2020-02-14 10:15:18
○ 2026-02-21 02:09:00
○ 2026-03-23 23:12:32

●A156.233.205.252026-02-21 → 2026-03-23 · 3 obs

○ 2020-02-14 10:15:18
● 2026-02-21 02:09:00
● 2026-03-23 23:12:32

○A92.222.176.392015-07-19 → 2016-05-10 · 4 obs

● 2015-07-19 02:15:38
● 2016-05-10 10:45:58
○ 2017-03-29 12:19:06
○ 2026-03-23 23:12:32

○A94.23.3.2212017-03-29 → 2020-02-14 · 5 obs

○ 2016-05-10 10:45:58
● 2017-03-29 12:19:06
● 2020-02-14 10:15:18
○ 2026-02-21 02:09:00
○ 2026-03-23 23:12:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net...	-
redbluegroup.com	b4.share-dns.net, a4.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b4.share-dns.net, a4.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for redbluegroup.com (unsigned zone)

⏱️ Timing

Total: 416ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.233.205.25`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a4.share-dns.com)

Analysis

IP Addresses

redbluegroup.com resolves to a single IP address: 156.233.205.25.

Name Servers

redbluegroup.com is delegated to four name servers: a4.share-dns.com, a.share-dns.com, b4.share-dns.net and b.share-dns.net.

redbluegroup.com at least partially shares name servers with other domains, including dgghzd.com, toknowfirst.com, 51doubiz.com, 39rv.com and lwc-sketch.com.