workingstudy.com - robtex.com

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`workingstudy.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 BIZLAND-ASN}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.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=1771291435

Up

mail.workingstudy.com

Same first word

workingstudy.com

DNS History

8 records (3 active, 5 former)

●NSns.buydomains.com2026-02-18 → 2026-02-18 · 3 obs

○ 2015-06-24 17:41:26
● 2026-02-18 18:51:22
● 2026-02-18 18:51:24

○NSns.imct.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 14:45:42
○ 2015-06-24 17:41:26
○ 2026-02-18 18:51:24

○NSns2.imct.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 14:45:42
○ 2015-06-24 17:41:26
○ 2026-02-18 18:51:24

●NSthis-domain-for-sale.com2026-02-18 → 2026-02-18 · 3 obs

○ 2015-06-24 17:41:26
● 2026-02-18 18:51:22
● 2026-02-18 18:51:24

○MXmail.workingstudy.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 14:45:42
○ 2015-06-24 17:41:26
○ 2026-02-18 18:51:24

●A207.148.248.1432015-11-06 → 2026-02-18 · 3 obs

○ 2015-06-24 17:41:26
● 2015-11-06 12:04:42
● 2026-02-18 18:51:24

○A61.85.178.1352008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 14:45:42
○ 2015-06-24 17:41:26
○ 2026-02-18 18:51:24

○A66.151.181.492015-06-24 → 2015-06-24 · 4 obs

○ 2008-03-20 14:45:42
● 2015-06-24 17:41:26
○ 2015-11-06 12:04:42
○ 2026-02-18 18:51:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net...	-
workingstudy.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.20.26.87

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workingstudy.com (unsigned zone)

⏱️ Timing

Total: 3535ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

AI analysis

The parent of mail.workingstudy.com is workingstudy.com.

workingstudy.com points to an IP address: 207.148.248.143.

other host names include rdwa.org, gorky.org, concepciones.com, dgea.org and dreg.org; they share IP numbers with workingstudy.com.

Two name servers this-domain-for-sale.com and ns.buydomains.com handle the delegation for workingstudy.com.

workingstudy.com shares the same name server setup as other domains, for instance keumsan.com, herinspirations.com, audinet.com, stampace.com and imgdirect.com.

workingstudy.com at least partially shares name servers with other domains, including visionaryceo.com and purnix.com.

Host names with a single IP

this-domain-for-sale.com points to 52.20.26.87

ns.buydomains.com points to 52.20.26.87

Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com