`a-4.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:9269^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2192^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.33.146^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.105^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`langston.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cfc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`langston.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3fc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`langston.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23fc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`langston.ns.cloudflare.com`
		A	108.162.195.252^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`langston.ns.cloudflare.com`
		A	162.159.44.252^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`langston.ns.cloudflare.com`
		A	172.64.35.252^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`langston.ns.cloudflare.com`
NS	`naomi.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`naomi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`naomi.ns.cloudflare.com`
		A	108.162.192.208^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	172.64.32.208^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	173.245.58.208^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
MX	`mail.a-4.com` ⭐
		A	193.141.64.18
			PTR	`mail.subgame.ir`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.33.146, 172.67.146.105
		IPv6	2606:4700:3032::ac43:9269, 2606:4700:3037::6815:2192
SOA	`langston.ns.cloudflare.com`dns@cloudflare.com serial=2398187224

`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

Subdomains

mail.a-4.com

www.a-4.com

Same first word

a-4.eu

a-4.net

a-4.com

a-4.com.ar

a-4.it

a-4.ru

a-4.be

a-4.nl

a-4.org

a-4.no

a-4.cn

a-4.de

Similar names

4-a.co

4-a.de

4-a.ca

4-a.us

4-a.co.jp

DNS History

18 records (7 active, 11 former)

○NSforsale1.irandns.com2016-01-29 → 2017-01-05 · 5 obs

○ 2015-11-03 00:17:50
● 2016-01-29 01:43:48
● 2017-01-05 03:19:02
○ 2026-02-15 07:44:18
○ 2026-03-12 03:50:38

○NSforsale2.irandns.com2016-01-29 → 2017-01-05 · 5 obs

○ 2015-11-03 00:17:50
● 2016-01-29 01:43:48
● 2017-01-05 03:19:02
○ 2026-02-15 07:44:18
○ 2026-03-12 03:50:38

○NSgw1.irandns.com2015-06-10 → 2015-06-10 · 3 obs

● 2015-06-10 06:41:48
○ 2015-11-03 00:17:50
○ 2026-03-12 03:50:38

○NSgw2.irandns.com2015-06-10 → 2015-06-10 · 3 obs

● 2015-06-10 06:41:48
○ 2015-11-03 00:17:50
○ 2026-03-12 03:50:38

●NSlangston.ns.cloudflare.com2026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

●NSnaomi.ns.cloudflare.com2026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

○NSns1.sedoparking.com2015-06-10 → 2015-11-03 · 4 obs

● 2015-06-10 06:41:48
● 2015-11-03 00:17:50
○ 2016-01-29 01:43:48
○ 2026-03-12 03:50:38

○NSns2.sedoparking.com2015-11-03 → 2015-11-03 · 4 obs

○ 2015-06-10 06:41:48
● 2015-11-03 00:17:50
○ 2016-01-29 01:43:48
○ 2026-03-12 03:50:38

●MXmail.a-4.com2015-06-10 → 2026-03-12 · 4 obs

● 2015-06-10 06:41:48
○ 2015-11-03 00:17:50
● 2016-01-29 01:43:48
● 2026-03-12 03:50:38

○MXmail.nickstel.com2015-11-03 → 2015-11-03 · 4 obs

○ 2015-06-10 06:41:48
● 2015-11-03 00:17:50
○ 2016-01-29 01:43:48
○ 2026-03-12 03:50:38

●A104.21.33.1462026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

●A172.67.146.1052026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

○A188.40.68.2002015-06-10 → 2015-06-10 · 3 obs

● 2015-06-10 06:41:48
○ 2015-11-03 00:17:50
○ 2026-03-12 03:50:38

●A2606:4700:3032::ac43:92692026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

●A2606:4700:3037::6815:21922026-02-15 → 2026-03-12 · 3 obs

○ 2017-01-05 03:19:02
● 2026-02-15 07:44:18
● 2026-03-12 03:50:38

○A37.59.211.342016-01-29 → 2016-04-25 · 5 obs

○ 2015-11-03 00:17:50
● 2016-01-29 01:43:48
● 2016-04-25 07:17:12
○ 2017-01-05 03:19:02
○ 2026-03-12 03:50:38

○A5.39.19.582017-01-05 → 2017-01-05 · 4 obs

○ 2016-04-25 07:17:12
● 2017-01-05 03:19:02
○ 2026-02-15 07:44:18
○ 2026-03-12 03:50:38

○A72.52.4.912015-11-03 → 2015-11-03 · 4 obs

○ 2015-06-10 06:41:48
● 2015-11-03 00:17:50
○ 2016-01-29 01:43:48
○ 2026-03-12 03:50:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
a-4.com	naomi.ns.cloudflare.com, langston.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.208

NS records: naomi.ns.cloudflare.com, langston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a-4.com (unsigned zone)

⏱️ Timing

Total: 331ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.146.105, 104.21.33.146`
AAAA	2	`2606:4700:3032::ac43:9269, 2606:4700:3037::6815:2192`
NS	2	`langston.ns.cloudflare.com, naomi.ns.cloudflare.com`
MX	1	`mail.a-4.com (pri: 10)`
TXT	1	`v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`langston.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

a-4.com is a parent of mail.a-4.com and www.a-4.com.

IP Addresses

a-4.com maps to four IP numbers: 2606:4700:3032::ac43:9269, 2606:4700:3037::6815:2192, 104.21.33.146 and 172.67.146.105.

Other host names such as code.builders, achievenextlevel.com, fsmeilian.com, www.a-4.com and datok.vip share IPs with a-4.com.

Name Servers

Two name servers langston.ns.cloudflare.com and naomi.ns.cloudflare.com handle the delegation for a-4.com.

a-4.com shares the same name server setup as other domains, for example 0sb.com, lanuevaverdadderauch.ar, foto-modelki.pl, 2h2.com and 1e3.com.

a-4.com at least partially shares name servers with other domains, for example theholywordtest.com, zdrapwin.com, softnet-group.com, bt6.com and petrsika.com.

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

Host names with six IP numbers:

langston.ns.cloudflare.com points to 2606:4700:58::a29f:2cfc, 2803:f800:50::6ca2:c3fc, 2a06:98c1:50::ac40:23fc, 108.162.195.252, 162.159.44.252 and 172.64.35.252.

naomi.ns.cloudflare.com points to 2606:4700:50::adf5:3ad0, 2803:f800:50::6ca2:c0d0, 2a06:98c1:50::ac40:20d0, 108.162.192.208, 172.64.32.208 and 173.245.58.208.

Mail Servers

The mail.a-4.com mail server handles a-4.com.

mail.a-4.com points to a single IP number: 193.141.64.18.

a-4.com - robtex.com

a-4.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

`a-4.com`

`com`