`grandmasterclass.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn` ⚠️ Not in zone NS records
		A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
			PTR	`a904c694c05102f30.awsglobalaccelerator.com`
		A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
			PTR	`a904c694c05102f30.awsglobalaccelerator.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net 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=1776060412

Previously NS for

grandmasterclass.com

Previously MX for

grandmasterclass.com

Same first word

grandmasterclass.com

DNS History

16 records (5 active, 11 former)

○NScns1.simplexi.com2016-03-29 → 2017-05-18 · 5 obs

○ 2015-11-30 05:49:20
● 2016-03-29 06:24:56
● 2017-05-18 19:49:58
○ 2026-03-29 18:09:46
○ 2026-04-13 06:09:56

○NScns2.simplexi.com2016-03-29 → 2017-05-18 · 5 obs

○ 2015-11-30 05:49:20
● 2016-03-29 06:24:56
● 2017-05-18 19:49:58
○ 2026-03-29 18:09:46
○ 2026-04-13 06:09:56

○NSgrandmasterclass.com2015-08-14 → 2017-05-18 · 4 obs

● 2015-08-14 03:22:08
● 2017-05-18 19:49:58
○ 2026-03-29 18:09:46
○ 2026-04-13 06:09:56

●NSns1.afternic.com2026-03-29 → 2026-04-13 · 3 obs

○ 2017-05-18 19:49:58
● 2026-03-29 18:09:46
● 2026-04-13 06:09:56

○NSns1.cafe24.co.kr2015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

○NSns1.cafe24.com2015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

●NSns2.afternic.com2026-03-29 → 2026-04-13 · 3 obs

○ 2017-05-18 19:49:58
● 2026-03-29 18:09:46
● 2026-04-13 06:09:56

○NSns2.cafe24.co.kr2015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

○NSns2.cafe24.com2015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

●NSverification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn2026-03-29 → 2026-04-13 · 3 obs

○ 2017-05-18 19:49:58
● 2026-03-29 18:09:46
● 2026-04-13 06:09:56

○MXgrandmasterclass.com2016-03-29 → 2017-05-18 · 5 obs

○ 2015-11-30 05:49:20
● 2016-03-29 06:24:56
● 2017-05-18 19:49:58
○ 2026-03-29 18:09:46
○ 2026-04-13 06:09:56

○MXuws64-091.cafe24.com2015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

○A112.175.247.1642015-08-14 → 2015-11-30 · 4 obs

● 2015-08-14 03:22:08
● 2015-11-30 05:49:20
○ 2016-03-29 06:24:56
○ 2026-04-13 06:09:56

●A13.248.169.482026-03-29 → 2026-04-13 · 3 obs

○ 2017-05-18 19:49:58
● 2026-03-29 18:09:46
● 2026-04-13 06:09:56

○A175.126.82.932016-03-29 → 2017-05-18 · 5 obs

○ 2015-11-30 05:49:20
● 2016-03-29 06:24:56
● 2017-05-18 19:49:58
○ 2026-03-29 18:09:46
○ 2026-04-13 06:09:56

●A76.223.54.1462026-03-29 → 2026-04-13 · 3 obs

○ 2017-05-18 19:49:58
● 2026-03-29 18:09:46
● 2026-04-13 06:09:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
grandmasterclass.com	ns1.afternic.com, ns2.afternic.com, verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com, verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grandmasterclass.com (unsigned zone)

⏱️ Timing

Total: 3252ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

grandmasterclass.com points to two IPs: 13.248.169.48 and 76.223.54.146.

Other host names, for instance exponential.life, createconnect.com, mail.resultstreet.com, ships4u.com and cameras.info share IP numbers with grandmasterclass.com.

Name Servers

grandmasterclass.com is delegated to name servers ns1.afternic.com, ns2.afternic.com and verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn.

grandmasterclass.com at least partially shares name servers with other domains such as campingbootcamp.com, mail.westergo.com, 165.174-custblock.intercage.com, www.gaytube.co.uk and bannercity.com.

these name servers are commonly used with the name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69.

ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.

verification-kqnr5ht7z8pnvuelk6t645.ns101.verify.hn points to 13.248.169.48 and 76.223.54.146.

grandmasterclass.com - robtex.com