`open-pdf.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:a381^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3189^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.49.137^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.163.129^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keyla.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26aa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keyla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keyla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keyla.ns.cloudflare.com`
		A	108.162.194.170^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keyla.ns.cloudflare.com`
		A	162.159.38.170^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keyla.ns.cloudflare.com`
		A	172.64.34.170^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keyla.ns.cloudflare.com`
NS	`lars.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lars.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lars.ns.cloudflare.com`
		A	108.162.193.195^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	172.64.33.195^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	173.245.59.195^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
MX	`relay1.relay4.xyz` ⭐
		A	185.159.81.205^{🇳🇱 RIGHTHOSTING185.159.81.0/24 Hosting purposes}
			PTR	`mail.relay4.xyz`
MX	`relay2.relay4.xyz`⁽²⁰⁾
		A	185.159.81.205^{🇳🇱 RIGHTHOSTING185.159.81.0/24 Hosting purposes}
			PTR	`mail.relay4.xyz`
MX	`relay3.relay4.xyz`⁽³⁰⁾
		A	185.159.81.205^{🇳🇱 RIGHTHOSTING185.159.81.0/24 Hosting purposes}
			PTR	`mail.relay4.xyz`
MX	`relay4.relay4.xyz`⁽⁴⁰⁾
		A	185.159.81.205^{🇳🇱 RIGHTHOSTING185.159.81.0/24 Hosting purposes}
			PTR	`mail.relay4.xyz`
TXT	`google-site-verification=8IRVXiV4EkhW3UsQGrh3I0LXlga6tUzt0O4afZQqzgA`
TXT	`google-site-verification=Q2N4QXHxOP6qrApJNacZqGsheS5M3257KVJXKy84tXQ`
TXT	`gridinsoft-verify=ioat1dqb4k2wjqjhiikwubew9o3jul5k4u0wt7p24u81ywp2mmv0h6hqspz...`
TXT	`v=spf1 ip4:185.159.81.205 include:open-pdf.com include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.49.137, 172.67.163.129
		IPv6 hints	2606:4700:3030::ac43:a381, 2606:4700:3035::6815:3189
SOA	`keyla.ns.cloudflare.com`dns@cloudflare.com serial=2403218390

`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=1778380701

📈 Tranco rank: #865,197

Same first word

open-pdf.com

DNS History

19 records (10 active, 9 former)

●NSkeyla.ns.cloudflare.com2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●NSlars.ns.cloudflare.com2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

○NSns.123-reg.co.uk2015-07-11 → 2016-02-04 · 4 obs

● 2015-07-11 10:39:08
● 2016-02-04 18:27:56
○ 2016-04-24 03:23:42
○ 2026-05-10 02:59:48

○NSns1.domainha(0x736578)pired.com2016-04-24 → 2016-04-24 · 4 obs

○ 2016-02-04 18:27:56
● 2016-04-24 03:23:42
○ 2017-01-02 07:17:28
○ 2026-05-10 02:59:48

○NSns2.123-reg.co.uk2015-07-11 → 2016-02-04 · 4 obs

● 2015-07-11 10:39:08
● 2016-02-04 18:27:56
○ 2016-04-24 03:23:42
○ 2026-05-10 02:59:48

○NSns2.domainha(0x736578)pired.com2016-04-24 → 2016-04-24 · 4 obs

○ 2016-02-04 18:27:56
● 2016-04-24 03:23:42
○ 2017-01-02 07:17:28
○ 2026-05-10 02:59:48

○MXmail.b-io.co2016-04-24 → 2016-04-24 · 4 obs

○ 2016-02-04 18:27:56
● 2016-04-24 03:23:42
○ 2017-01-02 07:17:28
○ 2026-05-10 02:59:48

○MXmx0.123-reg.co.uk2015-07-11 → 2016-02-04 · 4 obs

● 2015-07-11 10:39:08
● 2016-02-04 18:27:56
○ 2016-04-24 03:23:42
○ 2026-05-10 02:59:48

○MXmx1.123-reg.co.uk2015-07-11 → 2016-02-04 · 4 obs

● 2015-07-11 10:39:08
● 2016-02-04 18:27:56
○ 2016-04-24 03:23:42
○ 2026-05-10 02:59:48

●MXrelay1.relay4.xyz2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●MXrelay2.relay4.xyz2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●MXrelay3.relay4.xyz2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●MXrelay4.relay4.xyz2026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●A104.21.49.1372026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

○A109.68.33.642016-04-24 → 2016-04-24 · 4 obs

○ 2016-02-04 18:27:56
● 2016-04-24 03:23:42
○ 2017-01-02 07:17:28
○ 2026-05-10 02:59:48

●A172.67.163.1292026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●A2606:4700:3030::ac43:a3812026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

●A2606:4700:3035::6815:31892026-03-03 → 2026-05-10 · 3 obs

○ 2017-01-02 07:17:28
● 2026-03-03 23:10:14
● 2026-05-10 02:59:48

○A81.21.76.622015-07-11 → 2016-02-04 · 4 obs

● 2015-07-11 10:39:08
● 2016-02-04 18:27:56
○ 2016-04-24 03:23:42
○ 2026-05-10 02:59:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...	-
open-pdf.com	lars.ns.cloudflare.com, keyla.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.195

NS records: lars.ns.cloudflare.com, keyla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-pdf.com (unsigned zone)

⏱️ Timing

Total: 321ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.49.137, 172.67.163.129`
AAAA	2	`2606:4700:3030::ac43:a381, 2606:4700:3035::6815:3189`
NS	2	`keyla.ns.cloudflare.com, lars.ns.cloudflare.com`
MX	4	`relay1.relay4.xyz (pri: 10), relay2.relay4.xyz (pri: 20)...`
TXT	4	`google-site-verification=8IRVXiV4EkhW3Us, google-site-verification=Q2N4QXHxOP6qrAp...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keyla.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

open-pdf.com points to four IP numbers: 2606:4700:3030::ac43:a381, 2606:4700:3035::6815:3189, 104.21.49.137 and 172.67.163.129.

Other host names, for instance filmseks.me.cdn.cloudflare.net, cwedsk.com, activeseitai.com, www.crmonline.kz and psycholabs.com share IP numbers with open-pdf.com.

Name Servers

open-pdf.com is delegated to two name servers: keyla.ns.cloudflare.com and lars.ns.cloudflare.com.

open-pdf.com uses the same name server setup as other domains, for instance cloudvenn.com, townoforangeva.gov, kil-it.com, turbovin.com and anysphere.com.

open-pdf.com shares name servers with other domains at least partially, for instance leipapa.com, osteriaalcappello.it, ultraspinlounge.com, bitcoincasinoreview.net and vegasfreedom.com.

these name servers are commonly used together with jewel.ns.cloudflare.com and bonnie.ns.cloudflare.com.

Host names with six IP numbers: keyla.ns.cloudflare.com points to 2606:4700:50::a29f:26aa, 2803:f800:50::6ca2:c2aa, 2a06:98c1:50::ac40:22aa, 108.162.194.170, 162.159.38.170 and 172.64.34.170; lars.ns.cloudflare.com points to 2606:4700:58::adf5:3bc3, 2803:f800:50::6ca2:c1c3, 2a06:98c1:50::ac40:21c3, 108.162.193.195, 172.64.33.195 and 173.245.59.195.

Mail Servers

open-pdf.com is handled by four mail servers: relay1.relay4.xyz, relay2.relay4.xyz, relay3.relay4.xyz and relay4.relay4.xyz.

open-pdf.com shares some mail servers with other domains, including kinoa.online, onlinetradeplatform.com, media-play.su, ask-support.net and ecryptotrade.com.

Hostnames that point to 185.159.81.205: relay1.relay4.xyz, relay2.relay4.xyz, relay3.relay4.xyz and relay4.relay4.xyz.

open-pdf.com - robtex.com

open-pdf.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`open-pdf.com`

`com`