4d39b1.com - robtex.com
4d39b1.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:3aa6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a1d6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.58.166Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.161.214🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | sima.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| NS | sterling.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c8f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c38f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:238f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| A | 108.162.195.143🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| A | 162.159.44.143Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| A | 172.64.35.143🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sterling.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.58.166, 172.67.161.214 | ||||||
| IPv6 | 2606:4700:3037::6815:3aa6, 2606:4700:3037::ac43:a1d6 | ||||||
| SOA | sima.ns.cloudflare.comdns@cloudflare.com serial=2396070353 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
4d39b1.com |
DNS History
10 records (6 active, 4 former)
●NSsima.ns.cloudflare.com2026-02-17 → 2026-02-27 · 2 obs
● 2026-02-27 03:18:04
●NSsterling.ns.cloudflare.com2026-02-17 → 2026-02-27 · 2 obs
● 2026-02-27 03:18:04
●A104.21.58.1662026-02-17 → 2026-02-27 · 5 obs
● 2026-02-17 10:56:50
○ 2026-02-21 17:54:14
● 2026-02-26 03:39:34
● 2026-02-27 03:18:04
●A172.67.161.2142026-02-17 → 2026-02-27 · 5 obs
● 2026-02-17 10:56:50
○ 2026-02-21 17:54:14
● 2026-02-26 03:39:34
● 2026-02-27 03:18:04
○A188.114.96.02026-02-21 → 2026-02-21 · 4 obs
● 2026-02-21 17:54:14
○ 2026-02-26 03:39:34
○ 2026-02-27 03:18:04
○A188.114.97.02026-02-21 → 2026-02-21 · 4 obs
● 2026-02-21 17:54:14
○ 2026-02-26 03:39:34
○ 2026-02-27 03:18:04
●A2606:4700:3037::6815:3aa62026-02-17 → 2026-02-27 · 5 obs
● 2026-02-17 10:56:50
○ 2026-02-21 17:54:14
● 2026-02-26 03:39:34
● 2026-02-27 03:18:04
●A2606:4700:3037::ac43:a1d62026-02-17 → 2026-02-27 · 5 obs
● 2026-02-17 10:56:50
○ 2026-02-21 17:54:14
● 2026-02-26 03:39:34
● 2026-02-27 03:18:04
○A2a06:98c1:3120::2026-02-21 → 2026-02-21 · 4 obs
● 2026-02-21 17:54:14
○ 2026-02-26 03:39:34
○ 2026-02-27 03:18:04
○A2a06:98c1:3121::2026-02-21 → 2026-02-21 · 4 obs
● 2026-02-21 17:54:14
○ 2026-02-26 03:39:34
○ 2026-02-27 03:18:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| 4d39b1.com | sima.ns.cloudflare.com, sterling.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.192.222
NS records: sima.ns.cloudflare.com, sterling.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4d39b1.com (unsigned zone)
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.58.166, 172.67.161.214 |
| AAAA | 2 | 2606:4700:3037::6815:3aa6, 2606:4700:3037::ac43:a1d6 |
| NS | 2 | sima.ns.cloudflare.com, sterling.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | sima.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (sima.ns.cloudflare.com, sima.ns.cloudflare.com, sima.ns.cloudflare.com...)
AI analysis
4d39b1.com points to four IP numbers: 2606:4700:3037::6815:3aa6, 2606:4700:3037::ac43:a1d6, 104.21.58.166 and 172.67.161.214.
Other host names, for instance exnovobrew.com, climateofchange.info, bt.beatrice-raws.org, fotosil.ru and ssl22.com share IP numbers with 4d39b1.com.
4d39b1.com is delegated to two name servers: sima.ns.cloudflare.com and sterling.ns.cloudflare.com.
4d39b1.com uses the same name server setup as other domains, for instance d58e88.com, 2cf3.com, 7e2d.com, aa9cc1.com and 2267e8.com.
4d39b1.com shares name servers with other domains at least partially, for instance daludigital.at, recruitme.pl, zak168.com, idevol.com and bwhsfalconflyer.com.
these name servers are often used with owen.ns.cloudflare.com, sage.ns.cloudflare.com and mitch.ns.cloudflare.com.
Host names with six IP numbers: sima.ns.cloudflare.com points to 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222; sterling.ns.cloudflare.com points to 2606:4700:58::a29f:2c8f, 2803:f800:50::6ca2:c38f, 2a06:98c1:50::ac40:238f, 108.162.195.143, 162.159.44.143 and 172.64.35.143.