`zbut-ko.com`

DNSSEC	⚠️ Not signed
A	78.83.50.198^{🇧🇬 A1BG_RSG78.83.48.0/20 A1BG_RSBG_SFL}
		PTR	`78-83-50-198.spectrumnet.bg`
NS	`dns1.name-services.com` ⭐
		A	2604:4000:2800:2000:64:98:148:137^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns1.name-services.com`
		A	64.98.148.137^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns1.name-services.com`
NS	`dns2.name-services.com`
		A	2604:4000:0:d:216:40:47:201^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns2.name-services.com`
		A	216.40.47.201^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns2.name-services.com`
NS	`dns3.name-services.com`
		A	2604:4000:2800:2000:64:98:148:138^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns3.name-services.com`
		A	64.98.148.138^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns3.name-services.com`
NS	`dns4.name-services.com`
		A	2604:4000:0:d:216:40:47:202^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns4.name-services.com`
		A	216.40.47.202^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns4.name-services.com`
NS	`dns5.name-services.com`
		A	2604:4000:2800:2000:64:98:148:139^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns5.name-services.com`
		A	64.98.148.139^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns5.name-services.com`
MX	`mx.zbut-ko.com.cust.a.hostedemail.com` ⭐
		A	216.40.42.4^{🇨🇦 TUCOWS216.40.32.0/20 Tucows International}
			PTR	`mx.hostedemail.com`
TXT	`v=spf1 include:_spf.emfwd.name-services.com mx ?all`
SOA	`dns1.name-services.com`info@name-services.com serial=1710430469

`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=1784543402

Same first word

zbut-ko.net

zbut-ko.com

DNS History

8 records (7 active, 1 former)

●NSdns1.name-services.com2017-08-31 → 2026-07-20 · 2 obs

● 2017-08-31 06:40:08
● 2026-07-20 10:33:32

●NSdns2.name-services.com2017-08-31 → 2026-07-20 · 2 obs

● 2017-08-31 06:40:08
● 2026-07-20 10:33:32

●NSdns3.name-services.com2017-08-31 → 2026-07-20 · 2 obs

● 2017-08-31 06:40:08
● 2026-07-20 10:33:32

●NSdns4.name-services.com2017-08-31 → 2026-07-20 · 2 obs

● 2017-08-31 06:40:08
● 2026-07-20 10:33:32

●NSdns5.name-services.com2017-08-31 → 2026-07-20 · 2 obs

● 2017-08-31 06:40:08
● 2026-07-20 10:33:32

●MXmx.zbut-ko.com.cust.a.hostedemail.com2026-02-22 → 2026-07-20 · 2 obs

● 2026-02-22 13:58:30
● 2026-07-20 10:33:32

○A151.237.41.542017-08-31 → 2017-08-31 · 3 obs

● 2017-08-31 06:40:08
○ 2026-02-22 13:58:30
○ 2026-07-20 10:33:32

●A78.83.50.1982026-02-22 → 2026-07-20 · 3 obs

○ 2017-08-31 06:40:08
● 2026-02-22 13:58:30
● 2026-07-20 10:33:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...	-
zbut-ko.com	dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com...	10 records

✅ Authoritative Response

Server:64.98.148.139

NS records: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com, dns5.name-services.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zbut-ko.com (unsigned zone)

⏱️ Timing

Total: 343ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.83.50.198`
NS	5	`dns2.name-services.com, dns3.name-services.com...`
MX	1	`mx.zbut-ko.com.cust.a.hostedemail.com (p`
TXT	1	`v=spf1 include:_spf.emfwd.name-services.`
SOA	1	`dns1.name-services.com info.name-service`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (dns1.name-services.com, dns1.name-services.com, dns2.name-services.com...)

Analysis

IP Addresses

zbut-ko.com resolves to one IP address: 78.83.50.198.

online-kursove.com, www.health-safety-risk.com, zbut-ko.net and two other host names share IP numbers with zbut-ko.com.

Name Servers

zbut-ko.com has five name servers, which are dns1.name-services.com, dns2.name-services.com, dns3.name-services.com and two others.

At least some of zbut-ko.com's name servers are shared with other domains, for example twofourtix.com, carpet.house, cascadevalleymortgage.com and two more.

These name servers tend to be deployed in combination with the name servers dns4.name-services.com and dns5.name-services.com.

Hostnames that resolve to two IP addresses:

dns1.name-services.com points to 64.98.148.137 and 2604:4000:2800:2000:64:98:148:137.

dns2.name-services.com points to 216.40.47.201 and 2604:4000:0:d:216:40:47:201.

dns3.name-services.com points to 64.98.148.138 and 2604:4000:2800:2000:64:98:148:138.

dns4.name-services.com points to 216.40.47.202 and 2604:4000:0:d:216:40:47:202.

dns5.name-services.com points to 64.98.148.139 and 2604:4000:2800:2000:64:98:148:139.