`passusa.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8b7e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:1ae3^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.227^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.126^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brenda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brenda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brenda.ns.cloudflare.com`
		A	108.162.192.77^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	172.64.32.77^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
		A	173.245.58.77^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenda.ns.cloudflare.com`
NS	`duke.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
MX	`mail.passusa.com` ⭐
		A	23.145.80.229^{🇺🇸 HOSTROUND-LLC23.145.80.0/24 HostRound LLC 400 S Akard St. STE 200 Dallas TX 75202 United States www.HostRound.com}
			PTR	`229-80-145-23.hostround.com`
TXT	`v=spf1 ip4:23.145.80.229 include:amazonses.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.26.227, 172.67.139.126
		IPv6	2606:4700:3030::ac43:8b7e, 2606:4700:3031::6815:1ae3
SOA	`brenda.ns.cloudflare.com`dns@cloudflare.com serial=2397132530

`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

WOT: SAFE (60/100)

Subdomains

mail.passusa.com

Same first word

passusa.com

passusa.net

Similar names

apssusa.com

usaspas.com

usapass.com

passsau.de

auspass.com

DNS History

16 records (7 active, 9 former)

●NSbrenda.ns.cloudflare.com2026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

●NSduke.ns.cloudflare.com2026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

○NSns-1485.awsdns-57.org2016-07-08 → 2017-05-16 · 5 obs

○ 2016-02-27 14:17:58
● 2016-07-08 21:37:32
● 2017-05-16 05:36:12
○ 2026-02-15 04:57:26
○ 2026-03-09 20:07:12

○NSns-2030.awsdns-61.co.uk2016-07-08 → 2017-05-16 · 5 obs

○ 2016-02-27 14:17:58
● 2016-07-08 21:37:32
● 2017-05-16 05:36:12
○ 2026-02-15 04:57:26
○ 2026-03-09 20:07:12

○NSns-257.awsdns-32.com2016-07-08 → 2017-05-16 · 5 obs

○ 2016-02-27 14:17:58
● 2016-07-08 21:37:32
● 2017-05-16 05:36:12
○ 2026-02-15 04:57:26
○ 2026-03-09 20:07:12

○NSns-873.awsdns-45.net2016-07-08 → 2017-05-16 · 5 obs

○ 2016-02-27 14:17:58
● 2016-07-08 21:37:32
● 2017-05-16 05:36:12
○ 2026-02-15 04:57:26
○ 2026-03-09 20:07:12

○NSns69.domaincontrol.com2015-07-22 → 2016-02-27 · 4 obs

● 2015-07-22 15:51:30
● 2016-02-27 14:17:58
○ 2016-07-08 21:37:32
○ 2026-03-09 20:07:12

○NSns70.domaincontrol.com2015-07-22 → 2016-02-27 · 4 obs

● 2015-07-22 15:51:30
● 2016-02-27 14:17:58
○ 2016-07-08 21:37:32
○ 2026-03-09 20:07:12

●MXmail.passusa.com2016-07-08 → 2026-03-09 · 3 obs

○ 2016-02-27 14:17:58
● 2016-07-08 21:37:32
● 2026-03-09 20:07:12

○MXmailstore1.secureserver.net2015-07-22 → 2016-02-27 · 4 obs

● 2015-07-22 15:51:30
● 2016-02-27 14:17:58
○ 2016-07-08 21:37:32
○ 2026-03-09 20:07:12

○MXsmtp.secureserver.net2015-07-22 → 2016-02-27 · 4 obs

● 2015-07-22 15:51:30
● 2016-02-27 14:17:58
○ 2016-07-08 21:37:32
○ 2026-03-09 20:07:12

●A104.21.26.2272026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

●A172.67.139.1262026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

●A2606:4700:3030::ac43:8b7e2026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

●A2606:4700:3031::6815:1ae32026-02-15 → 2026-03-09 · 3 obs

○ 2017-05-16 05:36:12
● 2026-02-15 04:57:26
● 2026-03-09 20:07:12

○A69.13.103.352015-07-22 → 2017-05-16 · 4 obs

● 2015-07-22 15:51:30
● 2017-05-16 05:36:12
○ 2026-02-15 04:57:26
○ 2026-03-09 20:07:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
passusa.com	duke.ns.cloudflare.com, brenda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.110

NS records: duke.ns.cloudflare.com, brenda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for passusa.com (unsigned zone)

⏱️ Timing

Total: 404ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.26.227, 172.67.139.126`
AAAA	2	`2606:4700:3031::6815:1ae3, 2606:4700:3030::ac43:8b7e`
NS	2	`brenda.ns.cloudflare.com, duke.ns.cloudflare.com`
MX	1	`mail.passusa.com (pri: 1)`
TXT	1	`v=spf1 ip4:23.145.80.229 include:amazons`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brenda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (duke.ns.cloudflare.com, duke.ns.cloudflare.com, duke.ns.cloudflare.com...)

Analysis

Hierarchy

The parent of mail.passusa.com is passusa.com.

IP Addresses

passusa.com points to four IP numbers: 2606:4700:3030::ac43:8b7e, 2606:4700:3031::6815:1ae3, 104.21.26.227 and 172.67.139.126.

Other host names, for instance a-a-r-g.eu, www.accargame.cfd, rmoro.pl, newgen.org.uk and cii.me share IP numbers with passusa.com.

Name Servers

passusa.com is delegated to two name servers: brenda.ns.cloudflare.com and duke.ns.cloudflare.com.

passusa.com uses the same name server setup as other domains, for instance passdrugtestingshake.com, ghewgle.com, wildmeadowfarms.com, usadrugtest.com and clearchoiceofny.com.

passusa.com shares name servers with other domains at least partially, for instance 0538weixin.com, jlshenhua.com, libation.com.au, realtepache.com and basketmania.eu.

these name servers are commonly used together with hans.ns.cloudflare.com and martha.ns.cloudflare.com.

Host names with six IP numbers: brenda.ns.cloudflare.com points to 2606:4700:50::adf5:3a4d, 2803:f800:50::6ca2:c04d, 2a06:98c1:50::ac40:204d, 108.162.192.77, 172.64.32.77 and 173.245.58.77; duke.ns.cloudflare.com points to 2606:4700:58::adf5:3b6e, 2803:f800:50::6ca2:c16e, 2a06:98c1:50::ac40:216e, 108.162.193.110, 172.64.33.110 and 173.245.59.110.

Mail Servers

The mail server for passusa.com is mail.passusa.com.

Host name mail.passusa.com resolves to IP 23.145.80.229.

passusa.com - robtex.com

passusa.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`passusa.com`

`com`