sf139.top - robtex.com
sf139.top
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:8ef🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:9e1f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.8.239Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.158.31🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kiki.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3ab4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0b4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20b4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| A | 108.162.192.180🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| A | 172.64.32.180🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| A | 173.245.58.180🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kiki.ns.cloudflare.com | ||||||
| NS | max.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b84🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c184🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2184🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| A | 108.162.193.132🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| A | 172.64.33.132🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| A | 173.245.59.132🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | max.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.8.239, 172.67.158.31 | ||||||
| IPv6 hints | 2606:4700:3034::6815:8ef, 2606:4700:3035::ac43:9e1f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=116, name=cloudflare-ech.com | ||||||
| SOA | kiki.ns.cloudflare.comdns@cloudflare.com serial=2402170478 | ||||||
top
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.zdnscloud.com ⭐ | ||||||
| NS | a.zdnscloud.cn | ||||||
| NS | b.zdnscloud.cn | ||||||
| NS | c.zdnscloud.com | ||||||
| NS | d.zdnscloud.com | ||||||
| NS | e.zdnscloud.cn | ||||||
| NS | f.zdnscloud.cn | ||||||
| NS | i.zdnscloud.cn | ||||||
| NS | j.zdnscloud.com | ||||||
| TXT | 2026-05-15_06:35:01 | ||||||
| SOA | a.zdnscloud.comtd_dns_gtld@knet.cn serial=1395815225 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSkiki.ns.cloudflare.com2026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
●NSmax.ns.cloudflare.com2026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
●A104.21.8.2392026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
●A172.67.158.312026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
●A2606:4700:3034::6815:8ef2026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
●A2606:4700:3035::ac43:9e1f2026-05-04 → 2026-05-14 · 2 obs
● 2026-05-14 22:45:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| top | i.zdnscloud.cn, f.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com... | 9 records |
| sf139.top | max.ns.cloudflare.com, kiki.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.132
NS records: max.ns.cloudflare.com, kiki.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sf139.top (unsigned zone)
⏱️ Timing
Total: 3989ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.8.239, 172.67.158.31 |
| AAAA | 2 | 2606:4700:3034::6815:8ef, 2606:4700:3035::ac43:9e1f |
| NS | 2 | kiki.ns.cloudflare.com, max.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kiki.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (f.zdnscloud.cn, e.zdnscloud.cn, d.zdnscloud.com...)
Analysis
IP Addresses
sf139.top points to four IP numbers: 2606:4700:3034::6815:8ef, 2606:4700:3035::ac43:9e1f, 104.21.8.239 and 172.67.158.31.
Other host names, for instance www.oribi.am, beaverdock.io, mail.timbis.com, activebuzzreport.pro and studentportal.eduserve.app share IP numbers with sf139.top.
Name Servers
sf139.top's delegation is to two name servers kiki.ns.cloudflare.com and max.ns.cloudflare.com.
sf139.top shares the same name server configuration as other domains, such as jluzk.net, sf286.top, yuanhangtong.com, sf920.top and sf210.top.
sf139.top at least partially shares its name servers with other domains, for instance inc24.in, ag6167.com, weinspireafrica.org, 3-meo-pcp.com and imarketsolutionschat.com.
These name servers are often used together with the name servers walt.ns.cloudflare.com.
Host names with six IP numbers:
kiki.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab4, 2803:f800:50::6ca2:c0b4, 2a06:98c1:50::ac40:20b4, 108.162.192.180, 172.64.32.180 and 173.245.58.180.
max.ns.cloudflare.com points to: 2606:4700:58::adf5:3b84, 2803:f800:50::6ca2:c184, 2a06:98c1:50::ac40:2184, 108.162.193.132, 172.64.33.132 and 173.245.59.132.