`contract-library.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a4f2^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:41ad^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.173^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.242^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`desiree.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:260d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`desiree.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`desiree.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`desiree.ns.cloudflare.com`
		A	108.162.194.13^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`desiree.ns.cloudflare.com`
		A	162.159.38.13^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`desiree.ns.cloudflare.com`
		A	172.64.34.13^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`desiree.ns.cloudflare.com`
NS	`osmar.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`osmar.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`osmar.ns.cloudflare.com`
		A	108.162.195.124^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	162.159.44.124^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
		A	172.64.35.124^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`osmar.ns.cloudflare.com`
TXT	`google-site-verification=kMG2AcQwhWm6D90kYeYjBuJ04oesdN31kma14ZlrSsA`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.65.173, 172.67.164.242
		IPv6	2606:4700:3033::ac43:a4f2, 2606:4700:3035::6815:41ad
SOA	`desiree.ns.cloudflare.com`dns@cloudflare.com serial=2393996603

`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

🔒 HSTS Preload (+subdomains)

Same first word

contract-library.com

DNS History

9 records (6 active, 3 former)

●NSdesiree.ns.cloudflare.com2026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

○NSns69.domaincontrol.com2019-02-20 → 2019-02-20 · 3 obs

● 2019-02-20 09:32:04
○ 2026-03-03 01:47:14
○ 2026-03-09 09:52:04

○NSns70.domaincontrol.com2019-02-20 → 2019-02-20 · 3 obs

● 2019-02-20 09:32:04
○ 2026-03-03 01:47:14
○ 2026-03-09 09:52:04

●NSosmar.ns.cloudflare.com2026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

●A104.21.65.1732026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

●A172.67.164.2422026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

●A2606:4700:3033::ac43:a4f22026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

●A2606:4700:3035::6815:41ad2026-03-03 → 2026-03-09 · 3 obs

○ 2019-02-20 09:32:04
● 2026-03-03 01:47:14
● 2026-03-09 09:52:04

○A52.34.84.2052019-02-20 → 2019-02-20 · 3 obs

● 2019-02-20 09:32:04
○ 2026-03-03 01:47:14
○ 2026-03-09 09:52:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contract-library.com	desiree.ns.cloudflare.com, osmar.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.195.124

NS records: desiree.ns.cloudflare.com, osmar.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contract-library.com (unsigned zone)

⏱️ Timing

Total: 203ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.65.173, 172.67.164.242`
AAAA	2	`2606:4700:3033::ac43:a4f2, 2606:4700:3035::6815:41ad`
NS	2	`desiree.ns.cloudflare.com, osmar.ns.cloudflare.com`
TXT	1	`google-site-verification=kMG2AcQwhWm6D90`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`desiree.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

contract-library.com points to four IP numbers: 2606:4700:3033::ac43:a4f2, 2606:4700:3035::6815:41ad, 104.21.65.173 and 172.67.164.242.

For instance, other host names wangmanke.com, www.jbhomeimprovementsinc.com, thaomoc.com.vn, distributions-uni.net and chatruletka.moscow share IP numbers with contract-library.com.

Name Servers

contract-library.com is delegated to two name servers: desiree.ns.cloudflare.com and osmar.ns.cloudflare.com.

contract-library.com uses the same name server setup as other domains such as corddry.com, corddry.net, wylangross.com, edgy.org and streamingmedia.org.

contract-library.com shares name servers with other domains at least partially, for example 1wgqrv.life, 1wbgys.life, casacentenera.com, 1wddhh.life and 1wgmdh.life.

These name servers are commonly used with leia.ns.cloudflare.com, sonny.ns.cloudflare.com and addyson.ns.cloudflare.com.

Host names with six IP numbers: host name desiree.ns.cloudflare.com points to: 2606:4700:50::a29f:260d, 2803:f800:50::6ca2:c20d, 2a06:98c1:50::ac40:220d, 108.162.194.13, 162.159.38.13 and 172.64.34.13; host name osmar.ns.cloudflare.com points to: 2606:4700:58::a29f:2c7c, 2803:f800:50::6ca2:c37c, 2a06:98c1:50::ac40:237c, 108.162.195.124, 162.159.44.124 and 172.64.35.124.

contract-library.com - robtex.com