`rubybestpractices.com`

DNSSEC	⚠️ Not signed
NS	`ns1.dnsimple.com` ⭐
		A	2400:cb00:2049:1::a29f:1804^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns1.dnsimple.com`
		A	162.159.24.4^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dnsimple.com`
NS	`ns2.dnsimple-edge.net`
		A	2620:111:8005::53^{🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route}
		A	199.247.153.53^{🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route}
NS	`ns3.dnsimple.com`
		A	2400:cb00:2049:1::a29f:1a04^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns3.dnsimple.com`
		A	162.159.26.4^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.dnsimple.com`
NS	`ns4.dnsimple-edge.org`
		A	2620:111:8007::53^{🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route}
		A	199.247.155.53^{🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route}
SOA	`ns1.dnsimple.com`admin@dnsimple.com serial=1500558114

`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=1774644197

WOT: UNKNOWN (64/100)

Same first word

rubybestpractices.com

DNS History

9 records (4 active, 5 former)

○NSno-dyn-updates.san.yahoo.com2015-06-24 → 2017-03-23 · 4 obs

● 2015-06-24 20:18:12
● 2017-03-23 21:53:26
○ 2026-03-16 18:35:00
○ 2026-03-27 21:03:20

●NSns1.dnsimple.com2026-03-16 → 2026-03-27 · 3 obs

○ 2017-03-23 21:53:26
● 2026-03-16 18:35:00
● 2026-03-27 21:03:20

●NSns2.dnsimple-edge.net2026-03-16 → 2026-03-27 · 3 obs

○ 2017-03-23 21:53:26
● 2026-03-16 18:35:00
● 2026-03-27 21:03:20

●NSns3.dnsimple.com2026-03-16 → 2026-03-27 · 3 obs

○ 2017-03-23 21:53:26
● 2026-03-16 18:35:00
● 2026-03-27 21:03:20

●NSns4.dnsimple-edge.org2026-03-16 → 2026-03-27 · 3 obs

○ 2017-03-23 21:53:26
● 2026-03-16 18:35:00
● 2026-03-27 21:03:20

○NSyns1.yahoo.com2015-06-24 → 2017-03-23 · 4 obs

● 2015-06-24 20:18:12
● 2017-03-23 21:53:26
○ 2026-03-16 18:35:00
○ 2026-03-27 21:03:20

○NSyns2.yahoo.com2015-06-24 → 2017-03-23 · 4 obs

● 2015-06-24 20:18:12
● 2017-03-23 21:53:26
○ 2026-03-16 18:35:00
○ 2026-03-27 21:03:20

○MXmx-biz.mail.am0.yahoodns.net2015-06-24 → 2017-03-23 · 4 obs

● 2015-06-24 20:18:12
● 2017-03-23 21:53:26
○ 2026-03-16 18:35:00
○ 2026-03-27 21:03:20

○A98.138.19.1432015-06-24 → 2017-03-23 · 4 obs

● 2015-06-24 20:18:12
● 2017-03-23 21:53:26
○ 2026-03-16 18:35:00
○ 2026-03-27 21:03:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rubybestpractices.com	ns1.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns2.dnsimple-edge.net	4 records

✅ Authoritative Response

Server:199.247.155.53

NS records: ns1.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns2.dnsimple-edge.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubybestpractices.com (unsigned zone)

⏱️ Timing

Total: 341ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.dnsimple.com, ns2.dnsimple-edge.net...`
SOA	1	`ns1.dnsimple.com admin.dnsimple.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.dnsimple.com, ns1.dnsimple.com, ns3.dnsimple.com...)

Analysis

Name Servers

rubybestpractices.com is delegated to four name servers: ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

rubybestpractices.com at least partially shares name servers with other domains such as buildcodeplay.com, studioou.com, thegreytower.biz, (0x736c7574)tyukmatch.com and quadra-tech.net.

These name servers are commonly used with ns2.dnsimple.com and ns4.dnsimple.com.

Host names with two IP numbers:

ns1.dnsimple.com points to 2400:cb00:2049:1::a29f:1804 and 162.159.24.4

ns3.dnsimple.com points to 2400:cb00:2049:1::a29f:1a04 and 162.159.26.4

ns2.dnsimple-edge.net points to 2620:111:8005::53 and 199.247.153.53

ns4.dnsimple-edge.org points to 2620:111:8007::53 and 199.247.155.53

rubybestpractices.com - robtex.com