`fiftylessons.com`

DNSSEC	⚠️ Not signed
A	208.91.197.27^{🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object}
NS	`ns37.worldnic.com` ⭐
		A	162.159.26.212^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns38.worldnic.com`
		A	162.159.27.146^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`v=DKIM1; p=`
TXT	`v=spf1 mx -all`
SOA	`NS37.WORLDNIC.com`namehost@WORLDNIC.com serial=125072908

`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=1777478731

Subdomains

www.fiftylessons.com

app.fiftylessons.com

Same first word

fiftylessons.com

DNS History

8 records (3 active, 5 former)

○NSaur-gtm01.skillport.com2015-07-23 → 2017-05-21 · 4 obs

● 2015-07-23 23:30:20
● 2017-05-21 01:57:04
○ 2026-03-28 17:21:12
○ 2026-04-29 16:06:14

○NSaur-gtm02.skillport.com2015-07-23 → 2017-05-21 · 4 obs

● 2015-07-23 23:30:20
● 2017-05-21 01:57:04
○ 2026-03-28 17:21:12
○ 2026-04-29 16:06:14

○NSbos-gtm01.skillport.com2015-07-23 → 2017-05-21 · 4 obs

● 2015-07-23 23:30:20
● 2017-05-21 01:57:04
○ 2026-03-28 17:21:12
○ 2026-04-29 16:06:14

○NSbos-gtm02.skillport.com2015-07-23 → 2017-05-21 · 4 obs

● 2015-07-23 23:30:20
● 2017-05-21 01:57:04
○ 2026-03-28 17:21:12
○ 2026-04-29 16:06:14

●NSns37.worldnic.com2026-03-28 → 2026-04-29 · 3 obs

○ 2017-05-21 01:57:04
● 2026-03-28 17:21:12
● 2026-04-29 16:06:14

●NSns38.worldnic.com2026-03-28 → 2026-04-29 · 3 obs

○ 2017-05-21 01:57:04
● 2026-03-28 17:21:12
● 2026-04-29 16:06:14

●A208.91.197.272026-03-28 → 2026-04-29 · 3 obs

○ 2017-05-21 01:57:04
● 2026-03-28 17:21:12
● 2026-04-29 16:06:14

○A209.46.45.2192015-07-23 → 2017-05-21 · 4 obs

● 2015-07-23 23:30:20
● 2017-05-21 01:57:04
○ 2026-03-28 17:21:12
○ 2026-04-29 16:06:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net...	-
fiftylessons.com	ns37.worldnic.com, ns38.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.212

NS records: ns37.worldnic.com, ns38.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fiftylessons.com (unsigned zone)

⏱️ Timing

Total: 221ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.91.197.27`
NS	2	`ns37.worldnic.com, ns38.worldnic.com`
TXT	2	`v=spf1 mx -all, v=DKIM1; p=`
SOA	1	`NS37.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns37.worldnic.com, ns38.worldnic.com)

Analysis

Hierarchy

fiftylessons.com is a parent of www.fiftylessons.com and app.fiftylessons.com.

IP Addresses

fiftylessons.com points to a single IP address: 208.91.197.27.

Other host names such as swantennas.com, mail.o-express.com, pbsfw.com, ns1.hamgate.org and aaronmreyes.com share IP numbers with fiftylessons.com.

Name Servers

fiftylessons.com is delegated to two name servers: ns37.worldnic.com and ns38.worldnic.com.

fiftylessons.com uses the same name server setup as other domains, including ac-p.com, ebbandflowoceanfront.com, doubledownoutdoors.com, performance-data.com and mirrycle.com.

Hostnames with a single IP

ns37.worldnic.com resolves to: 162.159.26.212.

ns38.worldnic.com resolves to: 162.159.27.146.

fiftylessons.com - robtex.com