`persistentpractice.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			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^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			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

Same first word

persistentpractice.com

DNS History

5 records (3 active, 2 former)

●NSns.buydomains.com2016-11-08 → 2026-03-23 · 2 obs

● 2016-11-08 18:03:22
● 2026-03-23 19:42:22

●NSthis-domain-for-sale.com2026-02-25 → 2026-03-23 · 3 obs

○ 2016-11-08 18:03:22
● 2026-02-25 19:47:16
● 2026-03-23 19:42:22

○A141.8.225.1242016-11-08 → 2016-11-08 · 4 obs

○ 2016-04-15 04:02:24
● 2016-11-08 18:03:22
○ 2017-06-05 21:20:28
○ 2026-03-23 19:42:22

●A207.148.248.1432017-06-05 → 2026-03-23 · 3 obs

○ 2016-11-08 18:03:22
● 2017-06-05 21:20:28
● 2026-03-23 19:42:22

○A74.220.199.62015-06-27 → 2016-04-15 · 4 obs

● 2015-06-27 23:03:16
● 2016-04-15 04:02:24
○ 2016-11-08 18:03:22
○ 2026-03-23 19:42:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
persistentpractice.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 persistentpractice.com (unsigned zone)

⏱️ Timing

Total: 98ms | 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)

Analysis

IP Addresses

persistentpractice.com points to a single IP number: 207.148.248.143.

other host names for instance totune.com, mylocalmatch.com, xeraser.com, divinemedics.com and japaneselibrary.com share IP numbers with persistentpractice.com.

Name Servers

persistentpractice.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.

persistentpractice.com shares the same name server setup as other domains, for example idealmerchandise.com, fatshredders.com, deltafoto.com, divier.com and nspservices.com.

Host names with a single IP number:

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

persistentpractice.com - robtex.com