`smartmailsystem.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:df4d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:56b2^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.178^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.77^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`melnicoff.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melnicoff.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melnicoff.ns.cloudflare.com`
		A	108.162.195.174^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	162.159.44.174^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
		A	172.64.35.174^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melnicoff.ns.cloudflare.com`
NS	`oaklyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:265a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oaklyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c25a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`oaklyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:225a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`oaklyn.ns.cloudflare.com`
		A	108.162.194.90^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oaklyn.ns.cloudflare.com`
		A	162.159.38.90^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oaklyn.ns.cloudflare.com`
		A	172.64.34.90^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`oaklyn.ns.cloudflare.com`
MX	`mail.smartmailsystem.com` ⭐
		A	185.7.78.88^{🇳🇱 NFORCE185.7.78.0/24 Route object for 185.7.78.0/24}
TXT	`v=spf1 a:mail.smartmailsystem.com a:mx1.smartmailsystem.com mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.86.178, 172.67.223.77
		IPv6	2606:4700:3032::ac43:df4d, 2606:4700:3037::6815:56b2
SOA	`melnicoff.ns.cloudflare.com`dns@cloudflare.com serial=2399705101

`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=1774402057

Subdomains

mail.smartmailsystem.com

Same first word

smartmailsystem.com

DNS History

10 records (7 active, 3 former)

●NSmelnicoff.ns.cloudflare.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

○NSns25.domaincontrol.com2017-08-12 → 2017-08-12 · 3 obs

● 2017-08-12 23:04:16
○ 2026-03-23 21:28:38
○ 2026-03-25 01:29:06

○NSns26.domaincontrol.com2017-08-12 → 2017-08-12 · 3 obs

● 2017-08-12 23:04:16
○ 2026-03-23 21:28:38
○ 2026-03-25 01:29:06

●NSoaklyn.ns.cloudflare.com2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

●MXmail.smartmailsystem.com2026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

●A104.21.86.1782026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

●A172.67.223.772026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

○A184.168.221.602017-08-12 → 2017-08-12 · 3 obs

● 2017-08-12 23:04:16
○ 2026-03-23 21:28:38
○ 2026-03-25 01:29:06

●A2606:4700:3032::ac43:df4d2026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

●A2606:4700:3037::6815:56b22026-03-23 → 2026-03-25 · 3 obs

○ 2017-08-12 23:04:16
● 2026-03-23 21:28:38
● 2026-03-25 01:29:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net...	-
smartmailsystem.com	oaklyn.ns.cloudflare.com, melnicoff.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.90

NS records: oaklyn.ns.cloudflare.com, melnicoff.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartmailsystem.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.86.178, 172.67.223.77`
AAAA	2	`2606:4700:3032::ac43:df4d, 2606:4700:3037::6815:56b2`
NS	2	`melnicoff.ns.cloudflare.com, oaklyn.ns.cloudflare.com`
MX	1	`mail.smartmailsystem.com (pri: 10)`
TXT	1	`v=spf1 a:mail.smartmailsystem.com a:mx1.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`melnicoff.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

smartmailsystem.com is the parent of mail.smartmailsystem.com.

IP Addresses

Four IP numbers are pointed to by smartmailsystem.com: 2606:4700:3032::ac43:df4d, 2606:4700:3037::6815:56b2, 104.21.86.178 and 172.67.223.77.

other host names including haennetz.net, zylotech.com, lastas.de, sevadham.info and dewajitugame.com share IP numbers with smartmailsystem.com.

Name Servers

smartmailsystem.com is delegated to two name servers melnicoff.ns.cloudflare.com and oaklyn.ns.cloudflare.com.

smartmailsystem.com shares the same name server setup as other domains, for instance googlaeips.com, finaurex.org, wilketebrummelstroete.com, tlvconstruction.net and educ-camp.com.

smartmailsystem.com at least partially shares name servers with other domains, for instance goace.vc, vtime24.net, sigroup.com.ua, astonmartinf1.com and 676702.com.

these name servers are commonly used alongside leanna.ns.cloudflare.com.

Host names with six IP numbers:

Host name melnicoff.ns.cloudflare.com points to: 2606:4700:58::a29f:2cae, 2803:f800:50::6ca2:c3ae, 2a06:98c1:50::ac40:23ae, 108.162.195.174, 162.159.44.174 and 172.64.35.174.

Host name oaklyn.ns.cloudflare.com points to: 2606:4700:50::a29f:265a, 2803:f800:50::6ca2:c25a, 2a06:98c1:50::ac40:225a, 108.162.194.90, 162.159.38.90 and 172.64.34.90.

Mail Servers

smartmailsystem.com is handled by a single mail server, mail.smartmailsystem.com.

smartmailsystem.com shares the same mail server setup as other domains, for instance finaurex.com, moonetrix.com, upifex.com and capexgo.com.

mail.smartmailsystem.com resolves to IP 185.7.78.88.

smartmailsystem.com - robtex.com