173fs.cn - robtex.com
173fs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:23c1🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:b2d9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.35.193Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.178.217🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | marvin.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cfb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| A | 108.162.195.251🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| A | 162.159.44.251Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| A | 172.64.35.251🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marvin.ns.cloudflare.com | ||||||
| NS | serena.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3adc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 108.162.192.220🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 172.64.32.220🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 173.245.58.220🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.35.193, 172.67.178.217 | ||||||
| IPv6 | 2606:4700:3031::6815:23c1, 2606:4700:3035::ac43:b2d9 | ||||||
| SOA | marvin.ns.cloudflare.comdns@cloudflare.com serial=2393868760 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034456417 | ||||||
Same first word
173fs.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSmarvin.ns.cloudflare.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
●NSserena.ns.cloudflare.com2026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
●A104.21.35.1932026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
●A172.67.178.2172026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
●A2606:4700:3031::6815:23c12026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
●A2606:4700:3035::ac43:b2d92026-02-26 → 2026-02-26 · 2 obs
● 2026-02-26 21:55:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn... | - |
| 173fs.cn | marvin.ns.cloudflare.com, serena.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 173.245.58.220
NS records: marvin.ns.cloudflare.com, serena.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 173fs.cn (unsigned zone)
⏱️ Timing
Total: 628ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.178.217, 104.21.35.193 |
| AAAA | 2 | 2606:4700:3031::6815:23c1, 2606:4700:3035::ac43:b2d9 |
| NS | 2 | marvin.ns.cloudflare.com, serena.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | marvin.ns.cloudflare.com dns.cloudflare. |
AI analysis
173fs.cn resolves to four IP numbers: 2606:4700:3031::6815:23c1, 2606:4700:3035::ac43:b2d9, 104.21.35.193 and 172.67.178.217.
Other host names such as power.com.pe, fanfeedr.com, www.worm.exchange, mail.call-time.ru and fitness-challenge.co.uk share IPs with 173fs.cn.
173fs.cn is delegated to two name servers: marvin.ns.cloudflare.com and serena.ns.cloudflare.com.
173fs.cn shares the same name server setup as cocca.cn, ynmzkj.cn, bqlch.cn, aiyewu.cn and bm13.cn.
173fs.cn at least partially shares name servers with other domains, for instance gezer-fleisch.de, garagedoorrepair-helotes.com, civiform.dev, ips-usa.us and designandlove.com.
Host names with six IP numbers:
marvin.ns.cloudflare.com points to 2606:4700:58::a29f:2cfb, 2803:f800:50::6ca2:c3fb, 2a06:98c1:50::ac40:23fb, 108.162.195.251, 162.159.44.251 and 172.64.35.251.
serena.ns.cloudflare.com points to 2606:4700:50::adf5:3adc, 2803:f800:50::6ca2:c0dc, 2a06:98c1:50::ac40:20dc, 108.162.192.220, 172.64.32.220 and 173.245.58.220.