smtp.sysadmin.tools - dns.ninja

smtp.sysadmin.tools

DNSSEC⚠️ Not signed
A2600:1f13:f19:9c00::5🇺🇸 Amazon2600:1f13::/36 EC2 PDX prefix
A44.228.57.180🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix

sysadmin.tools

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:a9fe🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:473e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.62Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.169.254🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaaron.ns.cloudflare.com ⭐
NSraegan.ns.cloudflare.com
MXsmtp.sysadmin.tools ⭐
TXTgoogle-site-verification=cAgQkBCE1VDO_WBbkT5sg4gQbmo-5Ymp1-HGhE5cFPU
TXTv=spf1 ip4:44.228.57.180 ip6:2600:1f13:f19:9c00::/64 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.62, 172.67.169.254
IPv6 hints2606:4700:3030::ac43:a9fe, 2606:4700:3034::6815:473e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com
SOAaaron.ns.cloudflare.comdns@cloudflare.com serial=2410234566

PTR for

180.57.228.44.in-addr.arpa

MX for

sysadmin.tools

Same first word

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DNS History

2 records (2 active, 0 former)

A2600:1f13:f19:9c00::544.228.57.180
●A2600:1f13:f19:9c00::52026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 07:19:52
● 2026-07-24 08:36:18
●A44.228.57.1802026-07-24 → 2026-07-24 · 2 obs
● 2026-07-24 07:19:52
● 2026-07-24 08:36:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
toolsv0n3.nic.tools, v2n1.nic.tools, v0n0.nic.tools, v0n2.nic.tools...12 records
sysadmin.toolsaaron.ns.cloudflare.com, raegan.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.158

NS records: aaron.ns.cloudflare.com, raegan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysadmin.tools (unsigned zone)

⏱️ Timing

Total: 444ms | Queries: -

📄 Records

TypeCountSample Data
A144.228.57.180
AAAA12600:1f13:f19:9c00::5

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.tools, v2n0.nic.tools, v0n3.nic.tools...)

Analysis

Mail Server Role

sysadmin.tools uses smtp.sysadmin.tools as a mail server.

IP Addresses

smtp.sysadmin.tools has two IP addresses: 44.228.57.180 and 2600:1f13:f19:9c00::5