`discountpdf.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:a68^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8350^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.104^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.80^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arely.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26a4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arely.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arely.ns.cloudflare.com`
		A	108.162.194.164^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	162.159.38.164^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	172.64.34.164^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
NS	`cody.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cody.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cody.ns.cloudflare.com`
		A	108.162.193.107^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	172.64.33.107^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
		A	173.245.59.107^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cody.ns.cloudflare.com`
MX	`_dc-mx.376b419c4516.discountpdf.com` ⭐
		A	154.12.224.28^{🇺🇸 CONTABO-USA154.12.224.0/21 Route Registered for Cogent Communications Customer- Contabo Inc}
			PTR	`vmi2448298.contaboserver.net`
TXT	`v=spf1 a mx ip4:154.12.224.28 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.10.104, 172.67.131.80
		IPv6 hints	2606:4700:3034::6815:a68, 2606:4700:3037::ac43:8350
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=9, name=cloudflare-ech.com
SOA	`arely.ns.cloudflare.com`dns@cloudflare.com serial=2399909657

`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=1776018052

Same first word

discountpdf.com

DNS History

13 records (7 active, 6 former)

●NSarely.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

●NScody.ns.cloudflare.com2026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

○NSlinda.ns.cloudflare.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

○NSrick.ns.cloudflare.com2016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

●MX_dc-mx.376b419c4516.discountpdf.com2026-04-07 → 2026-04-12 · 2 obs

● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

●A104.21.10.1042026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

○A104.28.6.512016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

○A104.28.7.512016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

●A172.67.131.802026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

○A2400:cb00:2048:1::681c:6332016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

○A2400:cb00:2048:1::681c:7332016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:10:44
○ 2018-01-03 07:51:00
○ 2026-04-12 18:37:52

●A2606:4700:3034::6815:a682026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

●A2606:4700:3037::ac43:83502026-04-07 → 2026-04-12 · 3 obs

○ 2018-01-03 07:51:00
● 2026-04-07 23:23:40
● 2026-04-12 18:37:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
discountpdf.com	cody.ns.cloudflare.com, arely.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.107

NS records: cody.ns.cloudflare.com, arely.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for discountpdf.com (unsigned zone)

⏱️ Timing

Total: 221ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.80, 104.21.10.104`
AAAA	2	`2606:4700:3034::6815:a68, 2606:4700:3037::ac43:8350`
NS	2	`arely.ns.cloudflare.com, cody.ns.cloudflare.com`
MX	1	`_dc-mx.376b419c4516.discountpdf.com (pri`
TXT	1	`v=spf1 a mx ip4:154.12.224.28 ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arely.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

discountpdf.com points to four IP numbers: 2606:4700:3034::6815:a68, 2606:4700:3037::ac43:8350, 104.21.10.104 and 172.67.131.80.

Other host names, for instance tukhoa.vn, aitoolhindi.com, www.cgtm.org, mosquitocrusher.com and www.fcsg-data.ch share IP numbers with discountpdf.com.

Name Servers

discountpdf.com's delegation is to two name servers arely.ns.cloudflare.com and cody.ns.cloudflare.com.

discountpdf.com shares the same name server configuration as other domains, such as elibpdf.com, collegepdf.com, quickreadebook.com, etextbookuniversity.com and academicetextbook.com.

discountpdf.com at least partially shares its name servers with other domains, for instance parasmetalcraft.com, alomohtava.com, droitsurinternet.ca, albertafoodtours.ca and astrvodok(0x616e616c).ru.

These name servers are often used together with the name servers stanley.ns.cloudflare.com.

Host names with six IP numbers:

arely.ns.cloudflare.com points to: 2606:4700:50::a29f:26a4, 2803:f800:50::6ca2:c2a4, 2a06:98c1:50::ac40:22a4, 108.162.194.164, 162.159.38.164 and 172.64.34.164.

cody.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6b, 2803:f800:50::6ca2:c16b, 2a06:98c1:50::ac40:216b, 108.162.193.107, 172.64.33.107 and 173.245.59.107.

Mail Servers

discountpdf.com is served by a single mail server, _dc-mx.376b419c4516.discountpdf.com.

_dc-mx.376b419c4516.discountpdf.com points to IP number 154.12.224.28.

discountpdf.com - robtex.com

discountpdf.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

`discountpdf.com`

`com`