mail.sc1999.com - robtex.com

mail.sc1999.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2531🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:cbf6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.49Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.246🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.49, 172.67.203.246
IPv6 hints2606:4700:3032::6815:2531, 2606:4700:3036::ac43:cbf6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com

sc1999.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2531🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:cbf6🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.49Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.246🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScolin.ns.cloudflare.com ⭐
NSjewel.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.49, 172.67.203.246
IPv6 hints2606:4700:3032::6815:2531, 2606:4700:3036::ac43:cbf6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com
SOAcolin.ns.cloudflare.comdns@cloudflare.com serial=2409725747

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DNS History

5 records (4 active, 1 former)

A104.21.37.49172.67.203.2462606:4700:3032::6815:25312606:4700:3036::ac43:cbf62606:4700:3034::6815:2531
●A104.21.37.492026-04-03 → 2026-07-26 · 2 obs
● 2026-04-03 17:44:20
● 2026-07-26 19:08:08
●A172.67.203.2462026-04-03 → 2026-07-26 · 2 obs
● 2026-04-03 17:44:20
● 2026-07-26 19:08:08
●A2606:4700:3032::6815:25312026-06-23 → 2026-07-26 · 3 obs
○ 2026-06-13 20:16:46
● 2026-06-23 19:04:52
● 2026-07-26 19:08:08
○A2606:4700:3034::6815:25312026-04-03 → 2026-06-13 · 4 obs
● 2026-04-03 17:44:20
● 2026-06-13 20:16:46
○ 2026-06-23 19:04:52
○ 2026-07-26 19:08:08
●A2606:4700:3036::ac43:cbf62026-04-03 → 2026-07-26 · 2 obs
● 2026-04-03 17:44:20
● 2026-07-26 19:08:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...-
sc1999.comjewel.ns.cloudflare.com, colin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.75

NS records: jewel.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sc1999.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.203.246, 104.21.37.49
AAAA22606:4700:3032::6815:2531, 2606:4700:3036::ac43:cbf6
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.sc1999.com points to the four IP addresses 104.21.37.49, 172.67.203.246, 2606:4700:3032::6815:2531 and 2606:4700:3036::ac43:cbf6.

config.moe, star.digital, sbbkab.go.id plus two other host names have IP numbers in common with mail.sc1999.com.