`knowledgebrew.com`

DNSSEC	⚠️ Not signed
NS	`dns.pair.com` ⚠️ Not in zone NS records
		A	2607:f440::d144:5f6^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns.pair.com`
		A	209.68.5.246^{🇺🇸 AS7859209.68.0.0/18}
			PTR	`dns.pair.com`
NS	`ns0.ns0.com` ⚠️ Not in zone NS records
		A	2607:f440::d85c:3715^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns0.ns0.com`
		A	216.92.55.21^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns0.ns0.com`

`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=1784157482

Same first word

knowledgebrew.com

knowledgebrew.co.uk

DNS History

5 records (2 active, 3 former)

●NSdns.pair.com2015-07-23 → 2026-07-15 · 2 obs

● 2015-07-23 03:03:12
● 2026-07-15 23:31:24

●NSns0.ns0.com2015-07-23 → 2026-07-15 · 2 obs

● 2015-07-23 03:03:12
● 2026-07-15 23:31:24

○MXmail1.g12.pair.com2015-07-23 → 2016-08-14 · 4 obs

● 2015-07-23 03:03:12
● 2016-08-14 01:24:24
○ 2019-12-29 23:03:34
○ 2026-07-15 23:31:24

○MXmail2.g12.pair.com2019-12-29 → 2019-12-29 · 4 obs

○ 2016-08-14 01:24:24
● 2019-12-29 23:03:34
○ 2026-07-03 09:44:54
○ 2026-07-15 23:31:24

○A66.39.106.832015-07-23 → 2019-12-29 · 4 obs

● 2015-07-23 03:03:12
● 2019-12-29 23:03:34
○ 2026-07-03 09:44:54
○ 2026-07-15 23:31:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net...	-
knowledgebrew.com	ns0.ns0.com, dns.pair.com	4 records

✅ Authoritative Response

Server:209.68.5.246

NS records: ns0.ns0.com, dns.pair.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgebrew.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns0.ns0.com, ns0.ns0.com, dns.pair.com...)

Analysis

Name Servers

knowledgebrew.com is served by two delegated name servers, ns0.ns0.com and dns.pair.com.

knowledgebrew.com uses the same name servers as several other domains — among them ironboxing.com, bernadette-k.com, credd.com and two more.

knowledgebrew.com shares at least some of its name servers with other domains, including drendlich.com, vienxu.com, conchcomments.net and two others.

These name servers are frequently seen alongside ns7.ns0.com, dns2.pair.com, ns8.ns0.com and 7 other name servers.

Each of the two host names carries two IP addresses: ns0.ns0.com points to 216.92.55.21 and 2607:f440::d85c:3715, and dns.pair.com points to 209.68.5.246 and 2607:f440::d144:5f6.

knowledgebrew.com - robtex.com