system73.com - dns.ninja

`system73.com`

DNSSEC	🔒 Signed (DS record present)
A	198.202.211.1^{🇺🇸 CLOUDFLARESPECTRUM198.202.211.0/24 Webflow}
NS	`ns-644.awsdns-16.net` ⭐
		A	2600:9000:5302:8400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-644.awsdns-16.net`
		A	205.251.194.132^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-644.awsdns-16.net`
NS	`ns-1160.awsdns-17.org`
		A	2600:9000:5304:8800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1160.awsdns-17.org`
		A	205.251.196.136^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1160.awsdns-17.org`
NS	`ns-1689.awsdns-19.co.uk`
		A	2600:9000:5306:9900::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1689.awsdns-19.co.uk`
		A	205.251.198.153^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1689.awsdns-19.co.uk`
NS	`ns-440.awsdns-55.com`
		A	2600:9000:5301:b800::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-440.awsdns-55.com`
		A	205.251.193.184^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-440.awsdns-55.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`MS=ms64485636`
TXT	`google-site-verification=9nFKJufbvJngUJz_FG_AzbEeViriQrW8CmHkFuaefzo`
TXT	`google-site-verification=H7z1uQ6TtPXSXiKZUtC0SduUp0KnND0AnIZK5dZ7xLI`
TXT	`google-site-verification=zY1_TdrA9uekGp1MQ6KY7l636hNAgyTXyKL6xydFv3Y`
TXT	`v=spf1 include:_spf.google.com include:mail.zendesk.com include:amazonses.com...`
SOA	`ns-644.awsdns-16.net`awsdns-hostmaster@amazon.com serial=1

`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=1785343192

Same first word

system73.net

system73.com

DNS History

16 records (10 active, 6 former)

●NSns-1160.awsdns-17.org2026-03-12 → 2026-07-29 · 3 obs

○ 2017-09-03 13:56:20
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

●NSns-1689.awsdns-19.co.uk2026-03-12 → 2026-07-29 · 3 obs

○ 2017-09-03 13:56:20
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

●NSns-440.awsdns-55.com2026-03-12 → 2026-07-29 · 3 obs

○ 2017-09-03 13:56:20
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

●NSns-644.awsdns-16.net2026-03-12 → 2026-07-29 · 3 obs

○ 2017-09-03 13:56:20
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

○NSns23.domaincontrol.com2016-11-25 → 2017-09-03 · 5 obs

○ 2016-04-20 19:14:10
● 2016-11-25 20:40:36
● 2017-09-03 13:56:20
○ 2026-03-12 13:16:34
○ 2026-07-29 17:05:50

○NSns24.domaincontrol.com2016-11-25 → 2017-09-03 · 5 obs

○ 2016-04-20 19:14:10
● 2016-11-25 20:40:36
● 2017-09-03 13:56:20
○ 2026-03-12 13:16:34
○ 2026-07-29 17:05:50

○NSns65.domaincontrol.com2016-02-02 → 2016-04-20 · 4 obs

● 2016-02-02 12:53:36
● 2016-04-20 19:14:10
○ 2016-11-25 20:40:36
○ 2026-07-29 17:05:50

○NSns66.domaincontrol.com2016-02-02 → 2016-04-20 · 4 obs

● 2016-02-02 12:53:36
● 2016-04-20 19:14:10
○ 2016-11-25 20:40:36
○ 2026-07-29 17:05:50

●MXalt1.aspmx.l.google.com2016-02-02 → 2026-07-29 · 2 obs

● 2016-02-02 12:53:36
● 2026-07-29 17:05:50

●MXalt2.aspmx.l.google.com2016-02-02 → 2026-07-29 · 2 obs

● 2016-02-02 12:53:36
● 2026-07-29 17:05:50

●MXalt3.aspmx.l.google.com2026-03-12 → 2026-07-29 · 3 obs

○ 2016-02-02 12:53:36
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

●MXalt4.aspmx.l.google.com2026-03-12 → 2026-07-29 · 3 obs

○ 2016-02-02 12:53:36
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

●MXaspmx.l.google.com2016-02-02 → 2026-07-29 · 2 obs

● 2016-02-02 12:53:36
● 2026-07-29 17:05:50

○A104.198.12.1392017-09-03 → 2017-09-03 · 4 obs

○ 2016-11-25 20:40:36
● 2017-09-03 13:56:20
○ 2026-03-12 13:16:34
○ 2026-07-29 17:05:50

●A198.202.211.12026-03-12 → 2026-07-29 · 3 obs

○ 2017-09-03 13:56:20
● 2026-03-12 13:16:34
● 2026-07-29 17:05:50

○A5.189.170.1982016-02-02 → 2016-11-25 · 4 obs

● 2016-02-02 12:53:36
● 2016-11-25 20:40:36
○ 2017-09-03 13:56:20
○ 2026-07-29 17:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
system73.com	ns-644.awsdns-16.net, ns-440.awsdns-55.com, ns-1689.awsdns-19.co.uk, ns-1160.awsdns-17.org	2 records

✅ Authoritative Response

Server:205.251.194.132

NS records: ns-644.awsdns-16.net, ns-440.awsdns-55.com, ns-1689.awsdns-19.co.uk, ns-1160.awsdns-17.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 920ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.202.211.1`
NS	4	`ns-1160.awsdns-17.org, ns-1689.awsdns-19.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	5	`MS=ms64485636, google-site-verification=9nFKJufbvJngUJz...`
SOA	1	`ns-644.awsdns-16.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-440.awsdns-55.com, ns-440.awsdns-55.com)

Analysis

IP Addresses

system73.com resolves to one IP address: 198.202.211.1.

alliants.com, symmetron.net, barez-brown.com and two other host names share IP numbers with system73.com.

Name Servers

The authoritative name servers for system73.com are ns-440.awsdns-55.com, ns-644.awsdns-16.net, ns-1160.awsdns-17.org and ns-1689.awsdns-19.co.uk.

system73.com has at least partial name server overlap with other domains, such as vhv.se, prismaimoveis.com.br, lntls.au and two others.

ns-440.awsdns-55.com, ns-644.awsdns-16.net, ns-1160.awsdns-17.org and ns-1689.awsdns-19.co.uk all point to exactly two IP numbers each: ns-440.awsdns-55.com → 205.251.193.184 and 2600:9000:5301:b800::1; ns-644.awsdns-16.net → 205.251.194.132 and 2600:9000:5302:8400::1; ns-1160.awsdns-17.org → 205.251.196.136 and 2600:9000:5304:8800::1; ns-1689.awsdns-19.co.uk → 205.251.198.153 and 2600:9000:5306:9900::1.

Mail Servers

Mail for system73.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

system73.com has at least partial mail server overlap with other domains such as alsbballtraining.ca, carstuff.com.tw, ns500758.ns500759.ns500758.ns500698.ns500736.ns500736.ns500698.ns500735.ns500736.ns500698.ns500576.ns500576.ns500686.ns500576.ns500619.trackreceptor.com and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to two addresses: 64.233.180.26 and 2607:f8b0:4004:c07::1b.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.