`constructionbooks.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:3a69^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9f04^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.58.105^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.4^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eugene.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c348^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eugene.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2348^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eugene.ns.cloudflare.com`
		A	108.162.195.72^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	162.159.44.72^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
		A	172.64.35.72^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eugene.ns.cloudflare.com`
NS	`penny.ns.cloudflare.com`
		A	2606:4700:50::a29f:267c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`penny.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`penny.ns.cloudflare.com`
		A	108.162.194.124^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	162.159.38.124^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
		A	172.64.34.124^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`penny.ns.cloudflare.com`
TXT	`google-site-verification=BgturTajm28Y5yYTUO9xkaVqicjwNw2NFMW3Rz6Uk_s`
TXT	`vpluddg7rqfc81gbn6fl7e163n`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.58.105, 172.67.159.4
		IPv6 hints	2606:4700:3034::6815:3a69, 2606:4700:3037::ac43:9f04
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=4, name=cloudflare-ech.com
SOA	`eugene.ns.cloudflare.com`dns@cloudflare.com serial=2407733678

`net`

	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=1784218792

WOT: SAFE (69/100)

Subdomains

www.constructionbooks.net

DNS History

11 records (6 active, 5 former)

●NSeugene.ns.cloudflare.com2026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

○NSns37.worldnic.com2015-06-29 → 2017-04-06 · 4 obs

● 2015-06-29 19:42:20
● 2017-04-06 15:33:08
○ 2026-07-16 16:40:30
○ 2026-07-16 16:40:32

○NSns38.worldnic.com2015-06-29 → 2017-04-06 · 4 obs

● 2015-06-29 19:42:20
● 2017-04-06 15:33:08
○ 2026-07-16 16:40:30
○ 2026-07-16 16:40:32

●NSpenny.ns.cloudflare.com2026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

○MXp.webcom.ctmail.com2016-01-21 → 2017-04-06 · 4 obs

● 2016-01-21 18:53:06
● 2017-04-06 15:33:08
○ 2026-07-16 16:40:30
○ 2026-07-16 16:40:32

●A104.21.58.1052026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

●A172.67.159.42026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

●A2606:4700:3034::6815:3a692026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

●A2606:4700:3037::ac43:9f042026-07-16 → 2026-07-16 · 3 obs

○ 2017-04-06 15:33:08
● 2026-07-16 16:40:30
● 2026-07-16 16:40:32

○A52.169.89.792017-04-06 → 2017-04-06 · 4 obs

○ 2016-04-15 22:55:30
● 2017-04-06 15:33:08
○ 2026-07-16 16:40:30
○ 2026-07-16 16:40:32

○A78.137.117.2222015-06-29 → 2016-04-15 · 4 obs

● 2015-06-29 19:42:20
● 2016-04-15 22:55:30
○ 2017-04-06 15:33:08
○ 2026-07-16 16:40:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	j.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
constructionbooks.net	penny.ns.cloudflare.com, eugene.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.124

NS records: penny.ns.cloudflare.com, eugene.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constructionbooks.net (unsigned zone)

⏱️ Timing

Total: 561ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.159.4, 104.21.58.105`
AAAA	2	`2606:4700:3034::6815:3a69, 2606:4700:3037::ac43:9f04`
NS	2	`eugene.ns.cloudflare.com, penny.ns.cloudflare.com`
TXT	2	`google-site-verification=BgturTajm28Y5yY, vpluddg7rqfc81gbn6fl7e163n`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eugene.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

constructionbooks.net is a parent domain of www.constructionbooks.net.

IP Addresses

constructionbooks.net resolves to four IP addresses: 104.21.58.105, 172.67.159.4, 2606:4700:3034::6815:3a69 and 2606:4700:3037::ac43:9f04.

Additional host names — www.officemoffice.com, www.gardenhousedecor.net, djlydia.com and two others — share IP numbers with constructionbooks.net.

Name Servers

constructionbooks.net is delegated to two name servers: eugene.ns.cloudflare.com and penny.ns.cloudflare.com.

constructionbooks.net shares its name server setup with other domains, including erilab.com, pharmacybooks.co.uk, speed-app.com and two others.

constructionbooks.net shares at least some of its name servers with other domains, including sportaza-7228.com, qcinema.org, 51498.cn and two others.

These name servers are frequently paired with the name servers ulla.ns.cloudflare.com, jonah.ns.cloudflare.com and kurt.ns.cloudflare.com.

Host names with 6 IP numbers:

eugene.ns.cloudflare.com resolves to 108.162.195.72, 162.159.44.72, 172.64.35.72 and 3 other IP addresses.

penny.ns.cloudflare.com resolves to 108.162.194.124, 162.159.38.124, 172.64.34.124 and 3 other IP addresses.

constructionbooks.net - robtex.com