🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.oncall831.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:8fc5^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2f11^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.17^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.197^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.17, 172.67.143.197
		IPv6 hints	2606:4700:3034::ac43:8fc5, 2606:4700:3035::6815:2f11
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com

`oncall831.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:8fc5^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2f11^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.17^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.197^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`melody.ns.cloudflare.com` ⭐
NS	`scott.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.17, 172.67.143.197
		IPv6 hints	2606:4700:3034::ac43:8fc5, 2606:4700:3035::6815:2f11
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=206, name=cloudflare-ech.com
SOA	`melody.ns.cloudflare.com`dns@cloudflare.com serial=2409827866

Previously MX for

oncall831.com

Same first word

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DNS History

5 records (4 active, 1 former)

●A104.21.47.172026-08-15 → 2026-08-15 · 2 obs

○ 2016-07-10 10:39:12
● 2026-08-15 09:08:20

●A172.67.143.1972026-08-15 → 2026-08-15 · 2 obs

○ 2016-07-10 10:39:12
● 2026-08-15 09:08:20

●A2606:4700:3034::ac43:8fc52026-08-15 → 2026-08-15 · 2 obs

○ 2016-07-10 10:39:12
● 2026-08-15 09:08:20

●A2606:4700:3035::6815:2f112026-08-15 → 2026-08-15 · 2 obs

○ 2016-07-10 10:39:12
● 2026-08-15 09:08:20

○A66.147.240.1872015-08-10 → 2016-07-10 · 3 obs

● 2015-08-10 21:28:34
● 2016-07-10 10:39:12
○ 2026-08-15 09:08:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
oncall831.com	scott.ns.cloudflare.com, melody.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.250

NS records: scott.ns.cloudflare.com, melody.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oncall831.com (unsigned zone)

⏱️ Timing

Total: 81ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.143.197, 104.21.47.17`
AAAA	2	`2606:4700:3034::ac43:8fc5, 2606:4700:3035::6815:2f11`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.oncall831.com has four IP addresses: 104.21.47.17, 172.67.143.197, 2606:4700:3034::ac43:8fc5 and 2606:4700:3035::6815:2f11.

Additional host names — astro2point.digital, ruudbauhaus.nl, mxjubileecasino.com and two others — share IP numbers with mail.oncall831.com.

mail.oncall831.com - robtex.com