`classofchemistry.com`

DNSSEC	⚠️ Not signed
NS	`irns1.netafraz.com` ⚠️ Not in zone NS records
		A	185.78.22.2^{🇮🇷 Tebyan185.78.22.0/24}
			PTR	`irns1.netafraz.com`
NS	`irns2.netafraz.com` ⚠️ Not in zone NS records
		A	185.78.22.2^{🇮🇷 Tebyan185.78.22.0/24}
			PTR	`irns1.netafraz.com`

`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=1785101812

Same first word

classofchemistry.com

DNS History

10 records (2 active, 8 former)

●NSirns1.netafraz.com2026-05-13 → 2026-07-26 · 3 obs

○ 2017-06-01 06:55:32
● 2026-05-13 19:19:32
● 2026-07-26 21:59:12

●NSirns2.netafraz.com2026-05-13 → 2026-07-26 · 3 obs

○ 2017-06-01 06:55:32
● 2026-05-13 19:19:32
● 2026-07-26 21:59:12

○NSns1-wind.websupporters.com2015-05-05 → 2017-06-01 · 4 obs

● 2015-05-05 12:12:36
● 2017-06-01 06:55:32
○ 2026-05-13 19:19:32
○ 2026-07-26 21:59:12

○NSns2-wind.websupporters.com2015-05-05 → 2017-06-01 · 4 obs

● 2015-05-05 12:12:36
● 2017-06-01 06:55:32
○ 2026-05-13 19:19:32
○ 2026-07-26 21:59:12

○NSwin12015-05-05 → 2015-10-23 · 4 obs

● 2015-05-05 12:12:36
● 2015-10-23 08:30:48
○ 2015-12-28 13:18:04
○ 2026-07-26 21:59:12

○MXmail.classofchemistry.com2015-05-05 → 2026-05-13 · 4 obs

● 2015-05-05 12:12:36
● 2026-05-13 19:19:32
○ 2026-07-21 04:05:40
○ 2026-07-26 21:59:12

○A103.224.243.432015-05-05 → 2016-04-02 · 4 obs

● 2015-05-05 12:12:36
● 2016-04-02 06:25:26
○ 2016-09-10 08:00:16
○ 2026-07-26 21:59:12

○A103.224.243.922017-06-01 → 2017-06-01 · 4 obs

○ 2016-09-10 08:00:16
● 2017-06-01 06:55:32
○ 2026-05-13 19:19:32
○ 2026-07-26 21:59:12

○A180.149.247.762016-09-10 → 2016-09-10 · 4 obs

○ 2016-04-02 06:25:26
● 2016-09-10 08:00:16
○ 2017-06-01 06:55:32
○ 2026-07-26 21:59:12

○A185.106.200.132026-05-13 → 2026-05-13 · 4 obs

○ 2017-06-01 06:55:32
● 2026-05-13 19:19:32
○ 2026-07-21 04:05:40
○ 2026-07-26 21:59:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
classofchemistry.com	irns1.netafraz.com, irns2.netafraz.com	2 records

✅ Authoritative Response

Server:185.78.22.2

NS records: irns1.netafraz.com, irns2.netafraz.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classofchemistry.com (unsigned zone)

⏱️ Timing

Total: 370ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (irns1.netafraz.com, irns2.netafraz.com)

Analysis

Name Servers

classofchemistry.com is served by two delegated name servers, irns1.netafraz.com and irns2.netafraz.com.

classofchemistry.com shares its NS records with other domains, for example iicc-co.com, padideyehemayat.ir, arya-sanat.com and two others.

classofchemistry.com shares at least some of its name servers with other domains, including anyfile.ir, mehrafarinha.ir, seocollect.com and two others.

The name servers ns2.netafraz.com, ns.netafraz.com, ns3.netafraz.com and two others are commonly seen in use alongside these name servers.

irns1.netafraz.com and irns2.netafraz.com share one IP address between them — 185.78.22.2.

These two host names — irns1.netafraz.com and irns2.netafraz.com — each point to 185.78.22.2 IP addresses.

classofchemistry.com - robtex.com