`fed100masterclass.com`

DNSSEC	⚠️ Not signed
A	20.119.16.4^{🇺🇸 Microsoft20.64.0.0/10}
NS	`ns1-34.azure-dns.com` ⭐
		A	2603:1061:0:10::22^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-34.azure-dns.com`
		A	150.171.10.34^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns1-34.azure-dns.com`
NS	`ns2-34.azure-dns.net`
		A	2620:1ec:8ec:10::22^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-34.azure-dns.net`
		A	150.171.16.34^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-34.azure-dns.net`
NS	`ns3-34.azure-dns.org`
		A	2a01:111:4000:10::22^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-34.azure-dns.org`
		A	13.107.222.34^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns3-34.azure-dns.org`
NS	`ns4-34.azure-dns.info`
		A	2620:1ec:bda:10::22^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-34.azure-dns.info`
		A	13.107.206.34^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns4-34.azure-dns.info`
SOA	`ns1-34.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`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

fed100masterclass.com

DNS History

10 records (5 active, 5 former)

●NSns1-34.azure-dns.com2026-02-16 → 2026-03-01 · 3 obs

○ 2020-02-12 08:41:30
● 2026-02-16 08:32:12
● 2026-03-01 08:39:52

○NSns1.101m3.com2015-08-07 → 2020-02-12 · 4 obs

● 2015-08-07 02:12:16
● 2020-02-12 08:41:30
○ 2026-02-16 08:32:12
○ 2026-03-01 08:39:52

●NSns2-34.azure-dns.net2026-02-16 → 2026-03-01 · 3 obs

○ 2020-02-12 08:41:30
● 2026-02-16 08:32:12
● 2026-03-01 08:39:52

○NSns2.101m3.com2015-08-07 → 2020-02-12 · 4 obs

● 2015-08-07 02:12:16
● 2020-02-12 08:41:30
○ 2026-02-16 08:32:12
○ 2026-03-01 08:39:52

●NSns3-34.azure-dns.org2026-02-16 → 2026-03-01 · 3 obs

○ 2020-02-12 08:41:30
● 2026-02-16 08:32:12
● 2026-03-01 08:39:52

○NSns3.101m3.com2015-08-07 → 2020-02-12 · 4 obs

● 2015-08-07 02:12:16
● 2020-02-12 08:41:30
○ 2026-02-16 08:32:12
○ 2026-03-01 08:39:52

●NSns4-34.azure-dns.info2026-02-16 → 2026-03-01 · 3 obs

○ 2020-02-12 08:41:30
● 2026-02-16 08:32:12
● 2026-03-01 08:39:52

○NSns4.101m3.com2015-08-07 → 2020-02-12 · 4 obs

● 2015-08-07 02:12:16
● 2020-02-12 08:41:30
○ 2026-02-16 08:32:12
○ 2026-03-01 08:39:52

●A20.119.16.42026-02-16 → 2026-03-01 · 3 obs

○ 2020-02-12 08:41:30
● 2026-02-16 08:32:12
● 2026-03-01 08:39:52

○A66.77.93.402015-08-07 → 2020-02-12 · 4 obs

● 2015-08-07 02:12:16
● 2020-02-12 08:41:30
○ 2026-02-16 08:32:12
○ 2026-03-01 08:39:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fed100masterclass.com	ns4-34.azure-dns.info, ns1-34.azure-dns.com, ns2-34.azure-dns.net, ns3-34.azure-dns.org	2 records

✅ Authoritative Response

Server: 13.107.206.34

NS records: ns4-34.azure-dns.info, ns1-34.azure-dns.com, ns2-34.azure-dns.net, ns3-34.azure-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fed100masterclass.com (unsigned zone)

⏱️ Timing

Total: 347ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.119.16.4`
NS	4	`ns1-34.azure-dns.com, ns2-34.azure-dns.net...`
SOA	1	`ns1-34.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-34.azure-dns.com, ns1-34.azure-dns.com)

Analysis

IP Addresses

fed100masterclass.com resolves to one IP number: 20.119.16.4.

other host names including goaskcody.com, federalcomputerweek.net, cityandstatefl.com, route-fifty.com and listingkey.com share IP numbers with fed100masterclass.com.

Name Servers

fed100masterclass.com is delegated to four name servers: ns1-34.azure-dns.com, ns4-34.azure-dns.info, ns2-34.azure-dns.net and ns3-34.azure-dns.org.

fed100masterclass.com at least partially shares name servers with other domains, for instance lomanegra.com, newtekbusinessservices.com, applink.sh, scanvarm.fi and tuiticketshop.pl.

Host names with two IP numbers:

ns1-34.azure-dns.com points to 2603:1061:0:10::22 and 150.171.10.34; ns4-34.azure-dns.info points to 2620:1ec:bda:10::22 and 13.107.206.34; ns2-34.azure-dns.net points to 2620:1ec:8ec:10::22 and 150.171.16.34; ns3-34.azure-dns.org points to 2a01:111:4000:10::22 and 13.107.222.34.

fed100masterclass.com - robtex.com