simulationmachine.com - dns.ninja

`simulationmachine.com`

DNSSEC	⚠️ Not signed
NS	`ns-1281.awsdns-32.org` ⚠️ Not in zone NS records
		A	2600:9000:5305:100::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1281.awsdns-32.org`
		A	205.251.197.1^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1281.awsdns-32.org`
NS	`ns-1971.awsdns-54.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:b300::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1971.awsdns-54.co.uk`
		A	205.251.199.179^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1971.awsdns-54.co.uk`
NS	`ns-492.awsdns-61.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:ec00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-492.awsdns-61.com`
		A	205.251.193.236^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-492.awsdns-61.com`
NS	`ns-751.awsdns-29.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:ef00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-751.awsdns-29.net`
		A	205.251.194.239^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-751.awsdns-29.net`

`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=1782894086

Same first word

simulationmachine.com

DNS History

14 records (4 active, 10 former)

●NSns-1281.awsdns-32.org2026-04-08 → 2026-07-01 · 3 obs

○ 2019-03-25 00:56:22
● 2026-04-08 17:43:48
● 2026-07-01 08:33:52

●NSns-1971.awsdns-54.co.uk2026-04-08 → 2026-07-01 · 3 obs

○ 2019-03-25 00:56:22
● 2026-04-08 17:43:48
● 2026-07-01 08:33:52

●NSns-492.awsdns-61.com2026-04-08 → 2026-07-01 · 3 obs

○ 2019-03-25 00:56:22
● 2026-04-08 17:43:48
● 2026-07-01 08:33:52

●NSns-751.awsdns-29.net2026-04-08 → 2026-07-01 · 3 obs

○ 2019-03-25 00:56:22
● 2026-04-08 17:43:48
● 2026-07-01 08:33:52

○NSns1647.ztomy.com2015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 05:12:02
○ 2015-11-09 20:01:58
○ 2026-07-01 08:33:52

○NSns2647.ztomy.com2015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 05:12:02
○ 2015-11-09 20:01:58
○ 2026-07-01 08:33:52

○NSsk.s5.ans1.ns122.ztomy.com2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-13 05:12:02
● 2015-11-09 20:01:58
○ 2016-02-08 17:41:10
○ 2026-07-01 08:33:52

○NSsk.s5.ans2.ns122.ztomy.com2015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-13 05:12:02
● 2015-11-09 20:01:58
○ 2016-02-08 17:41:10
○ 2026-07-01 08:33:52

○NSsk.s5.cm.ns1.37.ztomy.com2016-02-08 → 2017-02-04 · 5 obs

○ 2015-11-09 20:01:58
● 2016-02-08 17:41:10
● 2017-02-04 16:18:04
○ 2019-03-25 00:56:22
○ 2026-07-01 08:33:52

○NSsk.s5.cm.ns2.37.ztomy.com2016-02-08 → 2017-02-04 · 5 obs

○ 2015-11-09 20:01:58
● 2016-02-08 17:41:10
● 2017-02-04 16:18:04
○ 2019-03-25 00:56:22
○ 2026-07-01 08:33:52

○A141.8.226.152015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 05:12:02
○ 2015-11-09 20:01:58
○ 2026-07-01 08:33:52

○A208.91.197.442015-11-09 → 2015-11-09 · 4 obs

○ 2015-06-13 05:12:02
● 2015-11-09 20:01:58
○ 2016-02-08 17:41:10
○ 2026-07-01 08:33:52

○A208.91.197.542016-02-08 → 2017-02-04 · 5 obs

○ 2015-11-09 20:01:58
● 2016-02-08 17:41:10
● 2017-02-04 16:18:04
○ 2019-03-25 00:56:22
○ 2026-07-01 08:33:52

○PTRsk.s5.cm.ns1.37.ztomy.com2017-02-04 → 2017-02-04 · 3 obs

● 2017-02-04 16:18:04
○ 2019-03-25 00:56:22
○ 2026-07-01 08:33:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
simulationmachine.com	ns-751.awsdns-29.net, ns-492.awsdns-61.com, ns-1971.awsdns-54.co.uk, ns-1281.awsdns-32.org	2 records

✅ Authoritative Response

Server:205.251.194.239

NS records: ns-751.awsdns-29.net, ns-492.awsdns-61.com, ns-1971.awsdns-54.co.uk, ns-1281.awsdns-32.org

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for simulationmachine.com

⏱️ Timing

Total: 376ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-492.awsdns-61.com, ns-492.awsdns-61.com)

Analysis

Name Servers

Four name servers handle the delegation for simulationmachine.com: ns-492.awsdns-61.com, ns-751.awsdns-29.net, ns-1281.awsdns-32.org and ns-1971.awsdns-54.co.uk.

The name servers of simulationmachine.com overlap at least partially with those of other domains — among them knettr.com, vlandor.com, sls.anwalt.de and two more.

These name servers commonly co-occur with the name servers ns-1833.awsdns-37.co.uk, ns-376.awsdns-47.com, ns-1291.awsdns-33.org and ns-407.awsdns-50.com.

Each of the four hosts ns-492.awsdns-61.com, ns-751.awsdns-29.net, ns-1281.awsdns-32.org and ns-1971.awsdns-54.co.uk has two IP addresses. ns-492.awsdns-61.com points to 205.251.193.236 and 2600:9000:5301:ec00::1. ns-751.awsdns-29.net points to 205.251.194.239 and 2600:9000:5302:ef00::1. ns-1281.awsdns-32.org points to 205.251.197.1 and 2600:9000:5305:100::1. ns-1971.awsdns-54.co.uk points to 205.251.199.179 and 2600:9000:5307:b300::1.