mail.ring-howell.com - robtex.com

mail.ring-howell.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:4b91🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b1df🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.145Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.177.223🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.145, 172.67.177.223
IPv6 hints2606:4700:3036::6815:4b91, 2606:4700:3037::ac43:b1df
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com

ring-howell.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:4b91🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b1df🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.145Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.177.223🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlogan.ns.cloudflare.com ⭐
NSnina.ns.cloudflare.com
MXringhowell-com01b.mail.protection.outlook.com ⭐
TXTMS=ms30461726
TXTv=spf1 include:spf.protection.outlook.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.145, 172.67.177.223
IPv6 hints2606:4700:3036::6815:4b91, 2606:4700:3037::ac43:b1df
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOAlogan.ns.cloudflare.comdns@cloudflare.com serial=2402846451

Previously MX for

ring-howell.com

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.75.145172.67.177.2232606:4700:3036::6815:4b912606:4700:3037::ac43:b1df172.14.174.8932.211.211.5
●A104.21.75.1452026-02-21 → 2026-05-13 · 3 obs
○ 2016-07-20 12:29:08
● 2026-02-21 02:17:24
● 2026-05-13 18:38:16
○A172.14.174.892015-07-06 → 2015-12-16 · 4 obs
● 2015-07-06 17:58:34
● 2015-12-16 09:44:56
○ 2016-03-24 03:58:14
○ 2026-05-13 18:38:16
●A172.67.177.2232026-02-21 → 2026-05-13 · 3 obs
○ 2016-07-20 12:29:08
● 2026-02-21 02:17:24
● 2026-05-13 18:38:16
●A2606:4700:3036::6815:4b912026-02-21 → 2026-05-13 · 3 obs
○ 2016-07-20 12:29:08
● 2026-02-21 02:17:24
● 2026-05-13 18:38:16
●A2606:4700:3037::ac43:b1df2026-02-21 → 2026-05-13 · 3 obs
○ 2016-07-20 12:29:08
● 2026-02-21 02:17:24
● 2026-05-13 18:38:16
○A32.211.211.52016-03-24 → 2016-07-20 · 5 obs
○ 2015-12-16 09:44:56
● 2016-03-24 03:58:14
● 2016-07-20 12:29:08
○ 2026-02-21 02:17:24
○ 2026-05-13 18:38:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
ring-howell.comnina.ns.cloudflare.com, logan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.136

NS records: nina.ns.cloudflare.com, logan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ring-howell.com (unsigned zone)

⏱️ Timing

Total: 334ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.177.223, 104.21.75.145
AAAA22606:4700:3036::6815:4b91, 2606:4700:3037::ac43:b1df
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.ring-howell.com maps to four IP numbers: 2606:4700:3036::6815:4b91, 2606:4700:3037::ac43:b1df, 104.21.75.145 and 172.67.177.223.

Other host names, for instance hiwq.cn, pengyou.5.youqibeike.com, jinhuohui.com, ygrmember.com and takiacademy.com share IP numbers with mail.ring-howell.com.