server.mathnook.com - robtex.com

server.mathnook.com

DNSSEC⚠️ Not signed
A198.57.213.79🇺🇸 EIGI198.57.128.0/17 Unified Layer
PTRserver.mathnook.com

mathnook.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:56a5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:de61🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.86.165Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.97🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSburt.ns.cloudflare.com ⭐
NSwren.ns.cloudflare.com
MXmail.mathnook.com ⭐
TXTv=spf1 +a +mx +ip4:198.57.213.79 ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.86.165, 172.67.222.97
IPv6 hints2606:4700:3036::6815:56a5, 2606:4700:3036::ac43:de61
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com
SOAburt.ns.cloudflare.comdns@cloudflare.com serial=2401351256
WOT: SAFE (61/100)
rank #460940 globally
rank #201734 in the tld
WOT: SAFE (65/100)
📈 Tranco rank: #494,173

PTR for

79.213.57.198.in-addr.arpa

Same first word

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DNS History

1 record (1 active, 0 former)

2017201820192020202120222023202420252026A198.57.213.79
●A198.57.213.792016-12-27 → 2026-04-24 · 2 obs
● 2016-12-27 00:15:46
● 2026-04-24 10:04:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...-
mathnook.comburt.ns.cloudflare.com, wren.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.141

NS records: burt.ns.cloudflare.com, wren.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

TypeCountSample Data
A1198.57.213.79

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

server.mathnook.com maps to IP address 198.57.213.79.