ifsec.cn - robtex.com
ifsec.cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2606:4700:3036::6815:2004🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:b5e5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.32.4Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.229🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ns1.ubmdns.com ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:d0🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns1.ubmdns.com | ||||||
| A | 162.159.0.208Cloudflare162.159.0.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.ubmdns.com | ||||||
| A | 2400:cb00:2049:1::a29f:1d0🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns2.ubmdns.com | ||||||
| A | 162.159.1.208Cloudflare162.159.1.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.ubmdns.com | ||||||
| TXT | v=spf1 mx include:spf.ubm-us.net -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.32.4, 172.67.181.229 | ||||||
| IPv6 hints | 2606:4700:3036::6815:2004, 2606:4700:3037::ac43:b5e5 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
| SOA | ns1.ubmdns.comdns@cloudflare.com serial=2409121116 | ||||||
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 2035-04-06 #98 | ||||||
Same first word
ifsec.ru |
ifsec.cn |
ifsec.org |
ifsec.events |
ifsec.blogspot.co.uk |
ifsec.com.cn |
ifsec.de |
ifsec.jp |
ifsec.ph |
ifsec.net.cn |
ifsec.ro |
ifsec.vn |
ifsec.pe |
ifsec.org.cn |
ifsec.info |
ifsec.co.uk |
ifsec.net |
ifsec.co.ke |
ifsec.at |
ifsec.mx |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.ubmdns.com2026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
●NSns2.ubmdns.com2026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
●A104.21.32.42026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
●A172.67.181.2292026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
●A2606:4700:3036::6815:20042026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
●A2606:4700:3037::ac43:b5e52026-07-13 → 2026-07-14 · 2 obs
● 2026-07-14 21:03:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ifsec.cn | ns1.ubmdns.com, ns2.ubmdns.com | - |
✅ Authoritative Response
Server:162.159.0.208
NS records: ns1.ubmdns.com, ns2.ubmdns.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 4757ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.32.4, 172.67.181.229 |
| AAAA | 2 | 2606:4700:3037::ac43:b5e5, 2606:4700:3036::6815:2004 |
| NS | 2 | ns1.ubmdns.com, ns2.ubmdns.com |
| TXT | 1 | v=spf1 mx include:spf.ubm-us.net -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ns1.ubmdns.com dns.cloudflare.com |
Analysis
IP Addresses
ifsec.cn directs to four IP numbers, which are 104.21.32.4, 172.67.181.229, 2606:4700:3036::6815:2004 and 2606:4700:3037::ac43:b5e5.
pickle.sn0cklejar.ru, mestradobiotecnologia.uninta.edu.br, experiments.uninta.edu.br plus two other host names have IP numbers in common with ifsec.cn.
Name Servers
DNS delegation for ifsec.cn points to two name servers: ns1.ubmdns.com and ns2.ubmdns.com.
The name server configuration of ifsec.cn is shared with other domains, for instance cddataentry.co.uk, livepitch.com, ptxmontreal.net and two others.
ns1.ubmdns.com directs to 162.159.0.208 and 2400:cb00:2049:1::a29f:d0. ns2.ubmdns.com directs to 162.159.1.208 and 2400:cb00:2049:1::a29f:1d0. Each host name carries two IP addresses.