`holzconstructors.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3f7^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8360^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.247^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.96^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gabriel.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabriel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gabriel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gabriel.ns.cloudflare.com`
		A	108.162.195.244^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabriel.ns.cloudflare.com`
		A	162.159.44.244^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabriel.ns.cloudflare.com`
		A	172.64.35.244^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabriel.ns.cloudflare.com`
NS	`simone.ns.cloudflare.com`
		A	2606:4700:50::a29f:261a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c21a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`simone.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:221a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`simone.ns.cloudflare.com`
		A	108.162.194.26^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	162.159.38.26^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
		A	172.64.34.26^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simone.ns.cloudflare.com`
MX	`holzconstructors-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
		A	52.101.190.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	52.101.190.2^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`v=spf1 +a +mx +ip4:69.90.66.20 +include:spf.hostpapa.com +ip4:76.74.242.170 +...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.3.247, 172.67.131.96
		IPv6	2606:4700:3031::6815:3f7, 2606:4700:3035::ac43:8360
SOA	`gabriel.ns.cloudflare.com`dns@cloudflare.com serial=2398558533

`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

Same first word

holzconstructors.com

DNS History

16 records (7 active, 9 former)

●NSgabriel.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

○NSns1.hostpapa.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○NSns2.hostpapa.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

●NSsimone.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

○MXalt1.aspmx.l.google.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○MXalt2.aspmx.l.google.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○MXalt3.aspmx.l.google.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○MXalt4.aspmx.l.google.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○MXaspmx.l.google.com2015-08-15 → 2019-12-30 · 4 obs

● 2015-08-15 05:39:34
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

●MXholzconstructors-com.mail.protection.outlook.com2026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

●A104.21.3.2472026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

●A172.67.131.962026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

●A2606:4700:3031::6815:3f72026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

●A2606:4700:3035::ac43:83602026-02-15 → 2026-03-23 · 3 obs

○ 2019-12-30 05:26:18
● 2026-02-15 13:51:42
● 2026-03-23 13:53:48

○A69.90.66.202019-12-30 → 2019-12-30 · 4 obs

○ 2017-03-18 22:23:38
● 2019-12-30 05:26:18
○ 2026-02-15 13:51:42
○ 2026-03-23 13:53:48

○A76.74.242.1702015-08-15 → 2017-03-18 · 4 obs

● 2015-08-15 05:39:34
● 2017-03-18 22:23:38
○ 2019-12-30 05:26:18
○ 2026-03-23 13:53:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
holzconstructors.com	simone.ns.cloudflare.com, gabriel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.26

NS records: simone.ns.cloudflare.com, gabriel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holzconstructors.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.3.247, 172.67.131.96`
AAAA	2	`2606:4700:3031::6815:3f7, 2606:4700:3035::ac43:8360`
NS	2	`gabriel.ns.cloudflare.com, simone.ns.cloudflare.com`
MX	1	`holzconstructors-com.mail.protection.out`
TXT	1	`v=spf1 +a +mx +ip4:69.90.66.20 +include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gabriel.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

holzconstructors.com resolves to four IPs: 2606:4700:3031::6815:3f7, 2606:4700:3035::ac43:8360, 104.21.3.247 and 172.67.131.96.

Other host names such as xitice.com, blogescrow.counos.com, www.senillosahouse.com, razxmp.com and pwve.cn share IP numbers with holzconstructors.com.

Name Servers

holzconstructors.com is delegated to two name servers: gabriel.ns.cloudflare.com and simone.ns.cloudflare.com.

holzconstructors.com uses the same name server setup as other domains, including fivecation.com, appsbuiltright.com.ng, mikkelsen-coward.com, clearlogicroute.qpon and endoexperience.com.

At least part of the name servers for holzconstructors.com are shared with other domains, for instance alamodefurnishings.com, 00wang.net, uceadirectory.org, rsts.cn and tkmbcm.com.

These name servers are commonly used alongside ursula.ns.cloudflare.com and val.ns.cloudflare.com.

Host names with six IP numbers:

gabriel.ns.cloudflare.com points to: 2606:4700:58::a29f:2cf4, 2803:f800:50::6ca2:c3f4, 2a06:98c1:50::ac40:23f4, 108.162.195.244, 162.159.44.244 and 172.64.35.244.

simone.ns.cloudflare.com points to: 2606:4700:50::a29f:261a, 2803:f800:50::6ca2:c21a, 2a06:98c1:50::ac40:221a, 108.162.194.26, 162.159.38.26 and 172.64.34.26.

Mail Servers

The mail server for holzconstructors.com is holzconstructors-com.mail.protection.outlook.com.

holzconstructors-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c942::, 2a01:111:f403:c942::1, 2a01:111:f403:c942::2, 2a01:111:f403:c944::1, 52.101.190.0, 52.101.190.2, 52.101.190.3 and 52.101.192.1.

holzconstructors.com - robtex.com