`opticalsimulator.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

opticalsimulator.com

DNS History

9 records (3 active, 6 former)

○NSdns10.hichina.com2016-01-22 → 2017-03-29 · 5 obs

○ 2015-10-21 03:46:36
● 2016-01-22 07:04:54
● 2017-03-29 17:50:12
○ 2020-03-15 05:03:32
○ 2026-03-18 21:50:42

○NSdns9.hichina.com2016-01-22 → 2017-03-29 · 5 obs

○ 2015-10-21 03:46:36
● 2016-01-22 07:04:54
● 2017-03-29 17:50:12
○ 2020-03-15 05:03:32
○ 2026-03-18 21:50:42

●NSns.buydomains.com2020-03-15 → 2026-03-18 · 3 obs

○ 2017-03-29 17:50:12
● 2020-03-15 05:03:32
● 2026-03-18 21:50:42

○NSns1.trafficz.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:32:06
○ 2015-10-21 03:46:36
○ 2026-03-18 21:50:42

○NSns2.trafficz.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:32:06
○ 2015-10-21 03:46:36
○ 2026-03-18 21:50:42

●NSthis-domain-for-sale.com2026-02-28 → 2026-03-18 · 3 obs

○ 2020-03-15 05:03:32
● 2026-02-28 16:03:22
● 2026-03-18 21:50:42

●A207.148.248.1432020-03-15 → 2026-03-18 · 3 obs

○ 2015-10-21 03:46:36
● 2020-03-15 05:03:32
● 2026-03-18 21:50:42

○A64.14.244.602008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:32:06
○ 2015-10-21 03:46:36
○ 2026-03-18 21:50:42

○A64.34.46.602008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 05:32:06
○ 2015-10-21 03:46:36
○ 2026-03-18 21:50:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
opticalsimulator.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 opticalsimulator.com (unsigned zone)

⏱️ Timing

Total: 319ms | 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

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

other host names for instance inspirationalbaskets.com, eatswap.com, lampway.com, pastick.com and powersubs.com share IP numbers with opticalsimulator.com.

Name Servers

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

opticalsimulator.com shares the same name server setup as other domains, for example exercisewebsite.com, cafewriters.com, cattalks.com, broadeninghorizons.com and parentingcommunity.com.

opticalsimulator.com at least partially shares name servers with other domains, for example euphoricretreats.com and dcsp.net.

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.

opticalsimulator.com - robtex.com