db.duckmath.org - robtex.com

db.duckmath.org

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:3958🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a24a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.88Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.162.74🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.57.88, 172.67.162.74
IPv62606:4700:3034::6815:3958, 2606:4700:3035::ac43:a24a

duckmath.org

DNSSEC🔒 Signed (DS record present)
A2606:4700:3034::6815:3958🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a24a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.57.88Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.162.74🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgloria.ns.cloudflare.com ⭐
NSphil.ns.cloudflare.com
MXmx1.emailsrvr.com ⭐
MXmx2.emailsrvr.com(20)
TXTgoogle-site-verification=Kx0-QSjBxeGW2Hpn3v3_1nT_HSH3HfvA3hycEIAvOQc
TXTv=spf1 include:emailsrvr.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.57.88, 172.67.162.74
IPv62606:4700:3034::6815:3958, 2606:4700:3035::ac43:a24a
SOAgloria.ns.cloudflare.comdns@cloudflare.com serial=2398913312
📈 Tranco rank: #118,165

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DNS History

4 records (4 active, 0 former)

A104.21.57.88172.67.162.742606:4700:3034::6815:39582606:4700:3035::ac43:a24a
●A104.21.57.882026-03-12 → 2026-03-24 · 2 obs
● 2026-03-12 08:58:10
● 2026-03-24 03:12:58
●A172.67.162.742026-03-12 → 2026-03-24 · 2 obs
● 2026-03-12 08:58:10
● 2026-03-24 03:12:58
●A2606:4700:3034::6815:39582026-03-12 → 2026-03-24 · 2 obs
● 2026-03-12 08:58:10
● 2026-03-24 03:12:58
●A2606:4700:3035::ac43:a24a2026-03-12 → 2026-03-24 · 2 obs
● 2026-03-12 08:58:10
● 2026-03-24 03:12:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
duckmath.orggloria.ns.cloudflare.com, phil.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.16

NS records: gloria.ns.cloudflare.com, phil.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 436ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.162.74, 104.21.57.88
AAAA22606:4700:3035::ac43:a24a, 2606:4700:3034::6815:3958
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

db.duckmath.org resolves to four IP numbers: 2606:4700:3034::6815:3958, 2606:4700:3035::ac43:a24a, 104.21.57.88 and 172.67.162.74.

other host names for instance colourstyleanalysis.com, recdel.com, goshenstoneco.com, xagd1.com and ciberportugal.com share IP numbers with db.duckmath.org.