`learnwithjeff.com`

DNSSEC	⚠️ Not signed
A	192.30.252.154^{🇺🇸 GITHUB192.30.252.0/24 GitHub Build software better, together. https://github.com \|\| https://github.com/about}
		PTR	`lb-192-30-252-154-iad.github.com`
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 2013-02-20 #5

`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

DNS History

7 records (5 active, 2 former)

●NSns1.dnsimple.com2015-07-03 → 2026-03-05 · 2 obs

● 2015-07-03 08:39:20
● 2026-03-05 22:13:02

●NSns2.dnsimple-edge.net2026-03-05 → 2026-03-05 · 3 obs

○ 2017-07-06 21:05:00
● 2026-03-05 22:13:00
● 2026-03-05 22:13:02

○NSns2.dnsimple.com2015-07-03 → 2017-07-06 · 4 obs

● 2015-07-03 08:39:20
● 2017-07-06 21:05:00
○ 2026-03-05 22:13:00
○ 2026-03-05 22:13:02

●NSns3.dnsimple.com2015-07-03 → 2026-03-05 · 2 obs

● 2015-07-03 08:39:20
● 2026-03-05 22:13:02

●NSns4.dnsimple-edge.org2026-03-05 → 2026-03-05 · 3 obs

○ 2017-07-06 21:05:00
● 2026-03-05 22:13:00
● 2026-03-05 22:13:02

○NSns4.dnsimple.com2015-07-03 → 2017-07-06 · 4 obs

● 2015-07-03 08:39:20
● 2017-07-06 21:05:00
○ 2026-03-05 22:13:00
○ 2026-03-05 22:13:02

●A192.30.252.1542015-07-03 → 2026-03-05 · 2 obs

● 2015-07-03 08:39:20
● 2026-03-05 22:13:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
learnwithjeff.com	ns1.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns2.dnsimple-edge.net	4 records

✅ Authoritative Response

Server: 162.159.24.4

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 learnwithjeff.com (unsigned zone)

⏱️ Timing

Total: 357ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.30.252.154`
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

IP Addresses

learnwithjeff.com maps to IP address 192.30.252.154.

Other host names, for instance emicare.net, toboki.com, dragonloli.com, rperl.org and flyingkatsu.com share IP numbers with learnwithjeff.com.

Name Servers

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

learnwithjeff.com at least partially shares name servers with other domains such as clubpecadoras.com, samstarling.co.uk, atlashost.eu, yaluz.com and lujuriaardiente.com.

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

learnwithjeff.com - robtex.com