o2ofiber.com - robtex.com
o2ofiber.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:2471🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c0d2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.36.113Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.192.210🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carter.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b50🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c150🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2150🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 108.162.193.80🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 172.64.33.80🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 173.245.59.80🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| NS | kristin.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ab5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0b5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20b5🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 108.162.192.181🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 172.64.32.181🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| A | 173.245.58.181🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kristin.ns.cloudflare.com | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | google-site-verification=EdN3cT_eYplPRFA(0x533378)BpDC4ik43WMpCb5wHiuNu0a88 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.36.113, 172.67.192.210 | ||||||
| IPv6 | 2606:4700:3036::6815:2471, 2606:4700:3037::ac43:c0d2 | ||||||
| SOA | carter.ns.cloudflare.comdns@cloudflare.com serial=2399169603 | ||||||
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=1774394827 | ||||||
Same first word
o2ofiber.com |
DNS History
8 records (8 active, 0 former)
●NScarter.ns.cloudflare.com2026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
●NSkristin.ns.cloudflare.com2026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
●A104.21.36.1132026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
●A172.67.192.2102026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
●A2606:4700:3036::6815:24712026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
●A2606:4700:3037::ac43:c0d22026-03-10 → 2026-03-24 · 2 obs
● 2026-03-24 23:54:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| o2ofiber.com | carter.ns.cloudflare.com, kristin.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.80
NS records: carter.ns.cloudflare.com, kristin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o2ofiber.com (unsigned zone)
⏱️ Timing
Total: 334ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.36.113, 172.67.192.210 |
| AAAA | 2 | 2606:4700:3036::6815:2471, 2606:4700:3037::ac43:c0d2 |
| NS | 2 | carter.ns.cloudflare.com, kristin.ns.cloudflare.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| TXT | 1 | google-site-verification=EdN3cT_eYplPRFA |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carter.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (carter.ns.cloudflare.com, carter.ns.cloudflare.com, carter.ns.cloudflare.com...)
Analysis
IP Addresses
Four IP numbers are pointed to by o2ofiber.com: 2606:4700:3036::6815:2471, 2606:4700:3037::ac43:c0d2, 104.21.36.113 and 172.67.192.210.
other host names including theallfreenovel.com, fluorotec.com, placenationale.com, provsumbar.org and 5ede9ac73d50.gibox.eu share IP numbers with o2ofiber.com.
Name Servers
o2ofiber.com is delegated to two name servers carter.ns.cloudflare.com and kristin.ns.cloudflare.com.
o2ofiber.com shares the same name server setup as other domains, for instance pdalife.com.ua, anblife.com, just1man.com, virtualdimension.it and moddisc.com.
o2ofiber.com at least partially shares name servers with other domains, for instance shajsm.com, tl-group.org, wide.bh, zsshunjie.com and y1h4r9.com.
These name servers are commonly used with laura.ns.cloudflare.com, sara.ns.cloudflare.com and stanley.ns.cloudflare.com.
Host names with six IP numbers:
Host name carter.ns.cloudflare.com points to: 2606:4700:58::adf5:3b50, 2803:f800:50::6ca2:c150, 2a06:98c1:50::ac40:2150, 108.162.193.80, 172.64.33.80 and 173.245.59.80.
Host name kristin.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab5, 2803:f800:50::6ca2:c0b5, 2a06:98c1:50::ac40:20b5, 108.162.192.181, 172.64.32.181 and 173.245.58.181.
Mail Servers
Two mail servers handle o2ofiber.com: mxbiz1.qq.com and mxbiz2.qq.com.
o2ofiber.com shares the same mail server setup as other domains, for instance sx2b2c.com, laen.cn, apiao.net, leetat.com and yiqufei.com.
o2ofiber.com shares some mail servers with other domains, at least partially, for instance doudouba.com, navestar.com, ecucg.com.cn, yuzhixing.net and dedvl.com.