smtpman.cn - robtex.com
smtpman.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:9b9c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:50f4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.80.244Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.155.156🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | hal.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bae🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1ae🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21ae🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| A | 108.162.193.174🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| A | 172.64.33.174🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| A | 173.245.59.174🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hal.ns.cloudflare.com | ||||||
| NS | sunny.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26a6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 108.162.194.166🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 162.159.38.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 172.64.34.166🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| MX | mx.fenghuomail.com ⭐ | ||||||
| A | 110.41.55.103🇨🇳 HWCSNET110.41.0.0/18 Huawei Cloud Guangzhou Region | ||||||
| PTR | mail.fenghuomail.com | ||||||
| TXT | v=DMARC1;p=none; | ||||||
| TXT | v=spf1 include:spf.fenghuomail.com -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.80.244, 172.67.155.156 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:9b9c, 2606:4700:3037::6815:50f4 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=161, name=cloudflare-ech.com | ||||||
| SOA | hal.ns.cloudflare.comdns@cloudflare.com serial=2399974370 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034709030 | ||||||
Subdomains
smx.smtpman.cn |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NShal.ns.cloudflare.com2026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●NSsunny.ns.cloudflare.com2026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●MXmx.fenghuomail.com2026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●A104.21.80.2442026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●A172.67.155.1562026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●A2606:4700:3033::ac43:9b9c2026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
●A2606:4700:3037::6815:50f42026-04-25 → 2026-04-25 · 2 obs
● 2026-04-25 02:34:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, e.dns.cn, a.dns.cn... | - |
| smtpman.cn | hal.ns.cloudflare.com, sunny.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.166
NS records: hal.ns.cloudflare.com, sunny.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smtpman.cn (unsigned zone)
⏱️ Timing
Total: 115ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.155.156, 104.21.80.244 |
| AAAA | 2 | 2606:4700:3037::6815:50f4, 2606:4700:3033::ac43:9b9c |
| NS | 2 | hal.ns.cloudflare.com, sunny.ns.cloudflare.com |
| MX | 1 | mx.fenghuomail.com (pri: 10) |
| TXT | 2 | v=DMARC1;p=none;, v=spf1 include:spf.fenghuomail.com -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | hal.ns.cloudflare.com dns.cloudflare.com |
Analysis
Hierarchy
smtpman.cn is parent of smx.smtpman.cn.
IP Addresses
smtpman.cn points to four IP numbers: 2606:4700:3033::ac43:9b9c, 2606:4700:3037::6815:50f4, 104.21.80.244 and 172.67.155.156.
Other host names, for instance honeytoon.org, v.owce.shop, mx01.ethome.com.tw, www.giant.edu.np and scloluzwgfdvr.website share IP numbers with smtpman.cn.
Name Servers
smtpman.cn's delegation is to two name servers hal.ns.cloudflare.com and sunny.ns.cloudflare.com.
smtpman.cn shares the same name server configuration as other domains, such as autcapi.top, flowcapi.top, evedhyper.digital, lillianobriencouture.com and noerkleriet-garn.dk.
smtpman.cn at least partially shares its name servers with other domains, for instance makerzgroup.com, codefusion.biz, crw-adguard.pro, rollxo-casino.net and hfnykj.com.
These name servers are commonly used alongside sullivan.ns.cloudflare.com and ricardo.ns.cloudflare.com.
Host names with six IP numbers:
hal.ns.cloudflare.com points to: 2606:4700:58::adf5:3bae, 2803:f800:50::6ca2:c1ae, 2a06:98c1:50::ac40:21ae, 108.162.193.174, 172.64.33.174 and 173.245.59.174.
sunny.ns.cloudflare.com points to: 2606:4700:50::a29f:26a6, 2803:f800:50::6ca2:c2a6, 2a06:98c1:50::ac40:22a6, 108.162.194.166, 162.159.38.166 and 172.64.34.166.
Mail Servers
smtpman.cn is served by a single mail server, mx.fenghuomail.com.
smtpman.cn uses the same mail server setup as other domains such as keebon.com, revivepleasure.com, deadmannequin.com, mailzun.com and geaarr.com.
smtpman.cn shares at least some mail servers with other domains, for instance ipaoke.cn and rfpay.com.
These mail servers are often used alongside the mail servers mxbiz1.qq.com.
mx.fenghuomail.com points to IP number 110.41.55.103.