🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`speedcomputers.biz`

DNSSEC	⚠️ Not signed
A	164.138.221.32^{🇧🇬 SUPERHOSTING_AS164.138.220.0/23 SuperHosting.BG Ltd}
		PTR	`speeusqx.superdnsserver.net`
NS	`ns1-221-197.superdnsserver.net` ⭐
		A	164.138.221.197^{🇧🇬 SUPERHOSTING_AS164.138.220.0/23 SuperHosting.BG Ltd}
			PTR	`speeusqx.superdnsserver.net`
NS	`ns2-221-197.superdnsserver.net`
		A	164.138.221.197^{🇧🇬 SUPERHOSTING_AS164.138.220.0/23 SuperHosting.BG Ltd}
			PTR	`speeusqx.superdnsserver.net`
MX	`speedcomputers.biz` ⭐
		A	164.138.221.32^{🇧🇬 SUPERHOSTING_AS164.138.220.0/23 SuperHosting.BG Ltd}
			PTR	`speeusqx.superdnsserver.net`
TXT	`v=spf1 ip4:164.138.221.197 +a +mx +ip4:164.138.221.32 +ip4:91.196.124.16 +inc...`
SOA	`ns1-221-197.superdnsserver.net`monitoring@superhosting.bg 2026-07-09 #1

`biz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld.biz` ⭐
	NS	`b.gtld.biz`
	NS	`c.gtld.biz`
	NS	`m.gtld.biz`
	NS	`n.gtld.biz`
	NS	`w.gtld.biz`
	NS	`x.gtld.biz`
	NS	`y.gtld.biz`
	SOA	`a.gtld.biz`admin@tldns.godaddy serial=1786924740

WOT: UNKNOWN (62/100)
⚠️ On DNS blocklist: spam-tlds

MX for

speedcomputers.biz

Previously MX for

www.speedcomputers.biz

Subdomains

www.speedcomputers.biz

Same first word

speedcomputers.bg

speedcomputers.biz

speedcomputers.co.za

DNS History

7 records (4 active, 3 former)

●NSns1-221-197.superdnsserver.net2015-08-07 → 2026-08-17 · 3 obs

○ 2009-01-01 20:40:10
● 2015-08-07 15:26:04
● 2026-08-17 00:29:44

●NSns2-221-197.superdnsserver.net2015-08-07 → 2026-08-17 · 3 obs

○ 2009-01-01 20:40:10
● 2015-08-07 15:26:04
● 2026-08-17 00:29:44

○NSns31.superhosting.bg2009-01-01 → 2009-01-01 · 3 obs

● 2009-01-01 20:40:10
○ 2015-08-07 15:26:04
○ 2026-08-17 00:29:44

○NSns32.superhosting.bg2009-01-01 → 2009-01-01 · 3 obs

● 2009-01-01 20:40:10
○ 2015-08-07 15:26:04
○ 2026-08-17 00:29:44

●MXspeedcomputers.biz2009-01-01 → 2026-08-17 · 2 obs

● 2009-01-01 20:40:10
● 2026-08-17 00:29:44

●A164.138.221.322015-08-07 → 2026-08-17 · 3 obs

○ 2009-01-01 20:40:10
● 2015-08-07 15:26:04
● 2026-08-17 00:29:44

○A91.196.124.1032009-01-01 → 2009-01-01 · 3 obs

● 2009-01-01 20:40:10
○ 2015-08-07 15:26:04
○ 2026-08-17 00:29:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	c.gtld.biz, b.gtld.biz, x.gtld.biz, n.gtld.biz...	-
speedcomputers.biz	ns1-221-197.superdnsserver.net, ns2-221-197.superdnsserver.net	-

✅ Authoritative Response

Server:164.138.221.197

NS records: ns1-221-197.superdnsserver.net, ns2-221-197.superdnsserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for speedcomputers.biz (unsigned zone)

⏱️ Timing

Total: 670ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`164.138.221.32`
NS	2	`ns1-221-197.superdnsserver.net, ns2-221-197.superdnsserver.net`
MX	1	`speedcomputers.biz (pri: 0)`
TXT	1	`v=spf1 ip4:164.138.221.197 +a +mx +ip4:1`
SOA	1	`ns1-221-197.superdnsserver.net monitorin`

Analysis

Hierarchy

speedcomputers.biz is the parent zone for www.speedcomputers.biz.

Mail Server Role

speedcomputers.biz is listed as a mail server for itself.

IP Addresses

speedcomputers.biz resolves to one IP address: 164.138.221.32.

speedcomputers.bg and ezona.bg, along with other host names, share IP addresses with speedcomputers.biz.

Name Servers

speedcomputers.biz uses two name servers for its delegation: ns1-221-197.superdnsserver.net and ns2-221-197.superdnsserver.net.

speedcomputers.biz shares its name server setup with other domains, such as speedcomputers.bg and ezona.bg.

ns1-221-197.superdnsserver.net resolves to 164.138.221.197; ns2-221-197.superdnsserver.net resolves to the same IP address, 164.138.221.197.

Both ns1-221-197.superdnsserver.net and ns2-221-197.superdnsserver.net resolve to 164.138.221.197 IP addresses each.

Mail Servers

Mail for speedcomputers.biz is handled by one mail server — speedcomputers.biz.

speedcomputers.biz directs to just one IP number, 164.138.221.32.

speedcomputers.biz - robtex.com