engineeringpdfstore.com - robtex.com

engineeringpdfstore.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:c13e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:bf6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.11.246Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.62🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalberto.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c12🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalberto.ns.cloudflare.com
A2803:f800:50::6ca2:c312🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalberto.ns.cloudflare.com
A2a06:98c1:50::ac40:2312🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalberto.ns.cloudflare.com
A108.162.195.18🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalberto.ns.cloudflare.com
A162.159.44.18Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalberto.ns.cloudflare.com
A172.64.35.18🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalberto.ns.cloudflare.com
NScoco.ns.cloudflare.com
A2606:4700:50::adf5:3a68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A2803:f800:50::6ca2:c068🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcoco.ns.cloudflare.com
A2a06:98c1:50::ac40:2068🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcoco.ns.cloudflare.com
A108.162.192.104🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A172.64.32.104🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A173.245.58.104🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.11.246, 172.67.193.62
IPv6 hints2606:4700:3034::ac43:c13e, 2606:4700:3037::6815:bf6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=44, name=cloudflare-ech.com
SOAalberto.ns.cloudflare.comdns@cloudflare.com serial=2407469570

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1783181136

Subdomains

www.engineeringpdfstore.com

Same first word

engineeringpdfstore.com

DNS History

10 records (6 active, 4 former)

NSalberto.ns.cloudflare.comcoco.ns.cloudflare.comA104.21.11.246172.67.193.622606:4700:3034::ac43:c13e2606:4700:3037::6815:bf6188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSalberto.ns.cloudflare.com2026-06-21 → 2026-07-04 · 2 obs
● 2026-06-21 21:23:54
● 2026-07-04 16:13:34
●NScoco.ns.cloudflare.com2026-06-21 → 2026-07-04 · 2 obs
● 2026-06-21 21:23:54
● 2026-07-04 16:13:34
●A104.21.11.2462026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-21 21:23:54
● 2026-07-04 16:13:34
●A172.67.193.622026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-21 21:23:54
● 2026-07-04 16:13:34
○A188.114.96.02026-06-21 → 2026-06-21 · 2 obs
● 2026-06-21 21:23:54
○ 2026-07-04 16:13:34
○A188.114.97.02026-06-21 → 2026-06-21 · 2 obs
● 2026-06-21 21:23:54
○ 2026-07-04 16:13:34
●A2606:4700:3034::ac43:c13e2026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-21 21:23:54
● 2026-07-04 16:13:34
●A2606:4700:3037::6815:bf62026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-21 21:23:54
● 2026-07-04 16:13:34
○A2a06:98c1:3120::2026-06-21 → 2026-06-21 · 2 obs
● 2026-06-21 21:23:54
○ 2026-07-04 16:13:34
○A2a06:98c1:3121::2026-06-21 → 2026-06-21 · 2 obs
● 2026-06-21 21:23:54
○ 2026-07-04 16:13:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
engineeringpdfstore.comcoco.ns.cloudflare.com, alberto.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.18

NS records: coco.ns.cloudflare.com, alberto.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineeringpdfstore.com (unsigned zone)

⏱️ Timing

Total: 294ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.11.246, 172.67.193.62
AAAA22606:4700:3034::ac43:c13e, 2606:4700:3037::6815:bf6
NS2alberto.ns.cloudflare.com, coco.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1alberto.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

engineeringpdfstore.com serves as the parent of www.engineeringpdfstore.com.

IP Addresses

engineeringpdfstore.com has four IP addresses: 104.21.11.246, 172.67.193.62, 2606:4700:3034::ac43:c13e and 2606:4700:3037::6815:bf6.

fpprotr.com, www.ramenadventures.com, pawpaw4dgps.com and two other host names share IP numbers with engineeringpdfstore.com.

Name Servers

engineeringpdfstore.com has two authoritative name servers — alberto.ns.cloudflare.com and coco.ns.cloudflare.com.

engineeringpdfstore.com uses the same name servers as several other domains — among them specshelf.com, 157.130.in-addr.arpa, dincodes.com and two more.

engineeringpdfstore.com has at least partial name server overlap with other domains, such as snowball-income.com, rogtogelcuan.com, zuqiubifenshishichaxuna.com.cn and two others.

These name servers tend to appear together with the name servers malavika.ns.cloudflare.com, nelly.ns.cloudflare.com and ernest.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

alberto.ns.cloudflare.com points to 108.162.195.18, 162.159.44.18, 172.64.35.18 and 3 other IP addresses.

coco.ns.cloudflare.com points to 108.162.192.104, 172.64.32.104, 173.245.58.104 and 3 other IP addresses.