fibu.email - robtex.com
fibu.email
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:900e🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:1c25🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.28.37Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.144.14🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | diva.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a61🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c061🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2061🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| A | 108.162.192.97🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| A | 172.64.32.97🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| A | 173.245.58.97🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | diva.ns.cloudflare.com | ||||||
| NS | gordon.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3baa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1aa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21aa🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 108.162.193.170🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 172.64.33.170🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 173.245.59.170🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| MX | mx00.kundenserver.de ⭐ | ||||||
| A | 212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2 | ||||||
| PTR | mx00.kundenserver.de | ||||||
| MX | mx01.kundenserver.de ⭐ | ||||||
| A | 217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de | ||||||
| PTR | mx01.kundenserver.de | ||||||
| TXT | v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de include:x301.b-s... | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.28.37, 172.67.144.14 | ||||||
| IPv6 | 2606:4700:3033::ac43:900e, 2606:4700:3035::6815:1c25 | ||||||
| SOA | diva.ns.cloudflare.comdns@cloudflare.com serial=2398700399 | ||||||
email
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.email ⭐ | ||||||
| NS | v0n1.nic.email | ||||||
| NS | v0n2.nic.email | ||||||
| NS | v0n3.nic.email | ||||||
| NS | v2n0.nic.email | ||||||
| NS | v2n1.nic.email | ||||||
| SOA | v0n0.nic.emailhostmaster@donuts.email serial=1772881339 | ||||||
Same first word
fibu.nl |
fibu.org |
fibu.pl |
fibu.com.cn |
fibu.info |
fibu.com |
fibu.tv |
fibu.services |
fibu.co.at |
fibu.la |
fibu.at |
fibu.email |
fibu.ch |
fibu.li |
fibu.academy |
fibu.dk |
fibu.co |
fibu.center |
fibu.net |
fibu.com.tr |
Similar names
DNS History
8 records (8 active, 0 former)
●NSdiva.ns.cloudflare.com2026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●NSgordon.ns.cloudflare.com2026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●MXmx00.kundenserver.de2026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●MXmx01.kundenserver.de2026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●A104.21.28.372026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●A172.67.144.142026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●A2606:4700:3033::ac43:900e2026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
●A2606:4700:3035::6815:1c252026-02-24 → 2026-03-22 · 2 obs
● 2026-03-22 18:44:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| v0n0.nic.email, v2n0.nic.email, v0n2.nic.email, v0n3.nic.email... | 12 records | |
| fibu.email | diva.ns.cloudflare.com, gordon.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 173.245.58.97
NS records: diva.ns.cloudflare.com, gordon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fibu.email (unsigned zone)
⏱️ Timing
Total: 635ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.28.37, 172.67.144.14 |
| AAAA | 2 | 2606:4700:3035::6815:1c25, 2606:4700:3033::ac43:900e |
| NS | 2 | diva.ns.cloudflare.com, gordon.ns.cloudflare.com |
| MX | 2 | mx00.kundenserver.de (pri: 10), mx01.kundenserver.de (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.perfora.net include: |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | diva.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.email, v0n0.nic.email, v2n0.nic.email...)
Analysis
IP Addresses
fibu.email points to four IP numbers: 2606:4700:3033::ac43:900e, 2606:4700:3035::6815:1c25, 104.21.28.37 and 172.67.144.14.
For instance, other host names media.petsforpatriots.org, feng.yiqingdz.com, vnvision.net, oceansalive.com and bendigowindows.com.au share IP numbers with fibu.email.
Name Servers
fibu.email is delegated to two name servers: diva.ns.cloudflare.com and gordon.ns.cloudflare.com.
fibu.email uses the same name server setup as other domains such as hiverepublic.com, bqzvs.cn, ferdyflip.xyz, elmistihostels.com and wuof.cn.
fibu.email shares name servers with other domains at least partially, for example quicks-win.de, physiquebodywear.com, investmichiganfund.com, casinowinpecs.top and mobilegetaway.com.
These name servers are commonly used with aspen.ns.cloudflare.com, dexter.ns.cloudflare.com and nola.ns.cloudflare.com.
Host names with six IP numbers: host name diva.ns.cloudflare.com points to: 2606:4700:50::adf5:3a61, 2803:f800:50::6ca2:c061, 2a06:98c1:50::ac40:2061, 108.162.192.97, 172.64.32.97 and 173.245.58.97; host name gordon.ns.cloudflare.com points to: 2606:4700:58::adf5:3baa, 2803:f800:50::6ca2:c1aa, 2a06:98c1:50::ac40:21aa, 108.162.193.170, 172.64.33.170 and 173.245.59.170.
Mail Servers
Two mail servers mx00.kundenserver.de and mx01.kundenserver.de handle fibu.email.
fibu.email shares the same mail server setup as other domains, for instance rosinet.de, srv.minichamps.de, www.bookspeopleplaces.com, sanremoband.de and wolfgang-abrell.de.
fibu.email shares mail servers with other domains at least partially; for instance kolb-ct.de, bruxsafol.ch, grothusen-support.com, wohlenberg.de and mailtruhe.com.
Host names with one IP number:
mx00.kundenserver.de points to: 212.227.15.41.
mx01.kundenserver.de points to: 217.72.192.67.