🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`professionalbuilderstack.tech`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d764^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3dd3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.61.211^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.100^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kurt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kurt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kurt.ns.cloudflare.com`
		A	108.162.193.193^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	172.64.33.193^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
		A	173.245.59.193^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kurt.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c25::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f26.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
TXT	`google-site-verification=CcTtNxfHCrxPqrueKdFD6ldH3qTkiMCD-N89_n9fd2Q`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.61.211, 172.67.215.100
		IPv6 hints	2606:4700:3032::ac43:d764, 2606:4700:3037::6815:3dd3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=44, name=cloudflare-ech.com
SOA	`kurt.ns.cloudflare.com`dns@cloudflare.com serial=2415489551

`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=1790482734

Same first word

professionalbuilderstack.tech

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSkurt.ns.cloudflare.com2026-09-04 → 2026-09-27 · 2 obs

● 2026-09-04 15:46:14
● 2026-09-27 04:20:12

●NSolga.ns.cloudflare.com2026-09-04 → 2026-09-27 · 2 obs

● 2026-09-04 15:46:14
● 2026-09-27 04:20:12

●MXsmtp.google.com2026-09-04 → 2026-09-27 · 2 obs

● 2026-09-04 15:46:14
● 2026-09-27 04:20:12

●A104.21.61.2112026-09-13 → 2026-09-27 · 3 obs

○ 2026-09-04 15:46:14
● 2026-09-13 06:00:54
● 2026-09-27 04:20:12

●A172.67.215.1002026-09-13 → 2026-09-27 · 3 obs

○ 2026-09-04 15:46:14
● 2026-09-13 06:00:54
● 2026-09-27 04:20:12

○A188.114.96.02026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 15:46:14
○ 2026-09-13 06:00:54
○ 2026-09-27 04:20:12

○A188.114.97.02026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 15:46:14
○ 2026-09-13 06:00:54
○ 2026-09-27 04:20:12

●A2606:4700:3032::ac43:d7642026-09-13 → 2026-09-27 · 3 obs

○ 2026-09-04 15:46:14
● 2026-09-13 06:00:54
● 2026-09-27 04:20:12

●A2606:4700:3037::6815:3dd32026-09-13 → 2026-09-27 · 3 obs

○ 2026-09-04 15:46:14
● 2026-09-13 06:00:54
● 2026-09-27 04:20:12

○A2a06:98c1:3120::2026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 15:46:14
○ 2026-09-13 06:00:54
○ 2026-09-27 04:20:12

○A2a06:98c1:3121::2026-09-04 → 2026-09-04 · 3 obs

● 2026-09-04 15:46:14
○ 2026-09-13 06:00:54
○ 2026-09-27 04:20:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net	8 records
professionalbuilderstack.tech	olga.ns.cloudflare.com, kurt.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.137

NS records: olga.ns.cloudflare.com, kurt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professionalbuilderstack.tech (unsigned zone)

⏱️ Timing

Total: 1132ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.61.211, 172.67.215.100`
AAAA	2	`2606:4700:3032::ac43:d764, 2606:4700:3037::6815:3dd3`
NS	2	`kurt.ns.cloudflare.com, olga.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=CcTtNxfHCrxPqru, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kurt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 8

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

Analysis

IP Addresses

professionalbuilderstack.tech resolves to four IP addresses: 104.21.61.211, 172.67.215.100, 2606:4700:3032::ac43:d764 and 2606:4700:3037::6815:3dd3.

vincinoslots.pt, kodandinteli.cyou, zenspacenetwork.pro and two other host names share IP numbers with professionalbuilderstack.tech.

Name Servers

professionalbuilderstack.tech uses two name servers for its delegation: kurt.ns.cloudflare.com and olga.ns.cloudflare.com.

professionalbuilderstack.tech uses the same name servers as several other domains — among them batterycloud.org, heyzapads.com, soicauketqua.com and two more.

professionalbuilderstack.tech has at least partial name server overlap with other domains, such as horseshoeapartments.com, amiedu.net, liveqq-slotasiagacor.pages.dev and two others.

It is common to find these name servers paired with the name servers sunny.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname kurt.ns.cloudflare.com directs to 108.162.193.193, 172.64.33.193 and 173.245.59.193 along with 3 other IP addresses.

Hostname olga.ns.cloudflare.com directs to 108.162.192.137, 172.64.32.137 and 173.245.58.137 along with 3 other IP addresses.

Mail Servers

Mail for professionalbuilderstack.tech is handled by a single mail server, smtp.google.com.

professionalbuilderstack.tech uses an identical mail server configuration to several other domains — among them profinfx.com, partner-bizz.com, levelonerealism.org and two more.

professionalbuilderstack.tech has mail servers in common with other domains — for example thehealthfactoryreyerparc.nl and nomaka.org.

smtp.google.com resolves to 9 IP addresses — 142.250.31.27, 142.251.16.27, 142.251.111.26 and 6 others.

professionalbuilderstack.tech - robtex.com