bui.tech - dns.ninja

`bui.tech`

DNSSEC	⚠️ Not signed
A	63.250.43.144^{🇺🇸 NAMCHEAP-PH63.250.43.0/24}
		PTR	`ingress-haven.ewp.live`
A	63.250.43.145^{🇺🇸 NAMCHEAP-PH63.250.43.0/24}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`bui-tech.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:f802::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01403.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.8.42^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr03cu00402.inbound.protection.outlook.com`
		A	52.101.10.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00204.inbound.protection.outlook.com`
		A	52.101.11.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00205.inbound.protection.outlook.com`
		A	52.101.41.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01406.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.easywp.com -all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1776961741

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1786259039

Same first word

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ubi.earth

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biu.in

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iub.se

DNS History

10 records (5 active, 5 former)

●NSdns1.registrar-servers.com2026-02-16 → 2026-08-09 · 3 obs

○ 2021-01-10 15:28:02
● 2026-02-16 17:17:22
● 2026-08-09 07:09:22

●NSdns2.registrar-servers.com2026-02-16 → 2026-08-09 · 3 obs

○ 2021-01-10 15:28:02
● 2026-02-16 17:17:22
● 2026-08-09 07:09:22

○NSns1.bdm.microsoftonline.com2016-12-13 → 2021-01-10 · 4 obs

● 2016-12-13 01:44:50
● 2021-01-10 15:28:02
○ 2026-02-16 17:17:22
○ 2026-08-09 07:09:22

○NSns2.bdm.microsoftonline.com2016-12-13 → 2021-01-10 · 4 obs

● 2016-12-13 01:44:50
● 2021-01-10 15:28:02
○ 2026-02-16 17:17:22
○ 2026-08-09 07:09:22

○NSns3.bdm.microsoftonline.com2016-12-13 → 2021-01-10 · 4 obs

● 2016-12-13 01:44:50
● 2021-01-10 15:28:02
○ 2026-02-16 17:17:22
○ 2026-08-09 07:09:22

○NSns4.bdm.microsoftonline.com2016-12-13 → 2021-01-10 · 4 obs

● 2016-12-13 01:44:50
● 2021-01-10 15:28:02
○ 2026-02-16 17:17:22
○ 2026-08-09 07:09:22

●MXbui-tech.mail.protection.outlook.com2016-12-13 → 2026-08-09 · 2 obs

● 2016-12-13 01:44:50
● 2026-08-09 07:09:22

○A208.112.85.1342021-01-10 → 2021-01-10 · 3 obs

● 2021-01-10 15:28:02
○ 2026-02-16 17:17:22
○ 2026-08-09 07:09:22

●A63.250.43.1442026-02-16 → 2026-08-09 · 3 obs

○ 2021-01-10 15:28:02
● 2026-02-16 17:17:22
● 2026-08-09 07:09:22

●A63.250.43.1452026-02-16 → 2026-08-09 · 3 obs

○ 2021-01-10 15:28:02
● 2026-02-16 17:17:22
● 2026-08-09 07:09:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	8 records
bui.tech	dns2.registrar-servers.com, dns1.registrar-servers.com	-

✅ Authoritative Response

Server:156.154.133.200

NS records: dns2.registrar-servers.com, dns1.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bui.tech (unsigned zone)

⏱️ Timing

Total: 127ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`63.250.43.144, 63.250.43.145`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	1	`bui-tech.mail.protection.outlook.com (pr`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org...)

Analysis

IP Addresses

bui.tech has two IP addresses: 63.250.43.144 and 63.250.43.145

Additional host names — casesaura.shop, basolinovoip.com, ardche-ec74fe.ingress-haven.ewp.live and two others — share IP numbers with bui.tech.

Name Servers

The NS records for bui.tech delegate to dns1.registrar-servers.com and dns2.registrar-servers.com.

bui.tech shares its name server setup with other domains, including kurveup.com, mipizarron.com, andersondirect.org and two others.

There is at least partial name server overlap between bui.tech and other domains — xfil.net, bogotaliving.com, tatvamfilms.com and two more among them.

The name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com are often found in combination with these name servers.

dns1.registrar-servers.com resolves to 156.154.132.200 and 2610:a1:1024::200. Likewise, dns2.registrar-servers.com resolves to 156.154.133.200 and 2610:a1:1025::200 — two IP addresses apiece.

Mail Servers

bui.tech has one mail server: bui-tech.mail.protection.outlook.com.

bui-tech.mail.protection.outlook.com points to 8 IP numbers: 52.101.8.42, 52.101.10.12, 52.101.11.13 and 5 other.