51f.me - robtex.com
51f.me
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.92.50Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.186.139🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | clint.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 108.162.193.90🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 172.64.33.90🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| A | 173.245.59.90🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clint.ns.cloudflare.com | ||||||
| NS | vivienne.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2632🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c232🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2232🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| A | 108.162.194.50🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| A | 162.159.38.50Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| A | 172.64.34.50🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | vivienne.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.92.50, 172.67.186.139 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com | ||||||
| SOA | clint.ns.cloudflare.comdns@cloudflare.com serial=2409761990 | ||||||
me
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.me ⭐ | ||||||
| NS | a2.nic.me | ||||||
| NS | b0.nic.me | ||||||
| NS | b2.nic.me | ||||||
| NS | c0.nic.me | ||||||
| SOA | a0.nic.mehostmaster@donuts.email serial=1785247955 | ||||||
Same first word
Similar names
15f.de |
f51.bet |
f51.at |
5f1.com |
f15.mobi |
f51.de |
f15.eu |
f51.org |
15f.net |
f15.in |
f51.net |
15f.us |
1f5.com.ph |
f15.de |
1f5.de |
f15.net |
f51.com |
15f.cc |
15f.ru |
f15.sumy.ua |
1f5.cn |
15f.click |
15f.com |
f15.cn |
DNS History
7 records (4 active, 3 former)
●NSclint.ns.cloudflare.com2026-06-19 → 2026-07-28 · 3 obs
● 2026-06-19 14:17:56
● 2026-07-28 14:37:20
○NSns1.dyna-ns.net2026-04-13 → 2026-04-24 · 4 obs
● 2026-04-24 19:25:18
○ 2026-06-19 14:17:56
○ 2026-07-28 14:37:20
○NSns2.dyna-ns.net2026-04-13 → 2026-04-24 · 4 obs
● 2026-04-24 19:25:18
○ 2026-06-19 14:17:56
○ 2026-07-28 14:37:20
●NSvivienne.ns.cloudflare.com2026-06-19 → 2026-07-28 · 3 obs
● 2026-06-19 14:17:56
● 2026-07-28 14:37:20
●A104.21.92.502026-06-19 → 2026-07-28 · 2 obs
● 2026-07-28 14:37:20
●A172.67.186.1392026-06-19 → 2026-07-28 · 2 obs
● 2026-07-28 14:37:20
○CNAMEepgqwu64.svip8899.vip-jisldk-feo-dun.com2026-04-13 → 2026-04-24 · 4 obs
● 2026-04-24 19:25:18
○ 2026-06-19 14:17:56
○ 2026-07-28 14:37:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| me | a2.nic.me, a0.nic.me, b0.nic.me, b2.nic.me... | - |
| 51f.me | vivienne.ns.cloudflare.com, clint.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.90
NS records: vivienne.ns.cloudflare.com, clint.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51f.me (unsigned zone)
⏱️ Timing
Total: 309ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.186.139, 104.21.92.50 |
| NS | 2 | clint.ns.cloudflare.com, vivienne.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | clint.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
51f.me points to the IP addresses 104.21.92.50 and 172.67.186.139
85webagency.com, madworld.co.za, alongthegrapevine.com and two other host names share IP numbers with 51f.me.
Name Servers
Two name servers handle the delegation for 51f.me: clint.ns.cloudflare.com and vivienne.ns.cloudflare.com.
51f.me uses the same name servers as several other domains — among them c43.me, tb480.com, gir017.com and two more.
The name servers of 51f.me overlap at least partially with those of other domains — among them stake.ceo, transcontinental.com.br, daycarehalifax.ca and two more.
These name servers commonly appear alongside the name servers james.ns.cloudflare.com and wally.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
clint.ns.cloudflare.com resolves to 108.162.193.90, 172.64.33.90 and 173.245.59.90 among others, with 3 other IP addresses in total.
vivienne.ns.cloudflare.com resolves to 108.162.194.50, 162.159.38.50 and 172.64.34.50 among others, with 3 other IP addresses in total.