fb-cost.com - robtex.com
fb-cost.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910 | ||||||
| PTR | 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com | ||||||
| A | 217.160.0.61🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3 | ||||||
| NS | docks05.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:5🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| A | 217.160.80.132🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks05.rzone.de | ||||||
| NS | shades16.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:143🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | shades16.rzone.de | ||||||
| A | 185.132.34.143🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades16.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks05.rzone.dehostmaster@strato-rz.de 2020-06-12 #14 | ||||||
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
fb-cost.com |
Similar names
DNS History
8 records (5 active, 3 former)
○MXsmtp.rzone.de2015-08-08 → 2017-06-02 · 4 obs
● 2017-06-02 17:33:58
○ 2026-03-10 22:05:52
○ 2026-03-24 11:50:30
●MXsmtpin.rzone.de2026-03-10 → 2026-03-24 · 3 obs
● 2026-03-10 22:05:52
● 2026-03-24 11:50:30
●A2001:8d8:100f:f000::2002026-03-10 → 2026-03-24 · 3 obs
● 2026-03-10 22:05:52
● 2026-03-24 11:50:30
●A217.160.0.612026-03-10 → 2026-03-24 · 3 obs
● 2026-03-10 22:05:52
● 2026-03-24 11:50:30
○A2a01:238:20a:202:1095::2015-08-08 → 2017-06-02 · 4 obs
● 2017-06-02 17:33:58
○ 2026-03-10 22:05:52
○ 2026-03-24 11:50:30
○A81.169.145.952015-08-08 → 2017-06-02 · 4 obs
● 2017-06-02 17:33:58
○ 2026-03-10 22:05:52
○ 2026-03-24 11:50:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net... | - |
| fb-cost.com | docks05.rzone.de, shades16.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.143
NS records: docks05.rzone.de, shades16.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fb-cost.com (unsigned zone)
⏱️ Timing
Total: 525ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.0.61 |
| AAAA | 1 | 2001:8d8:100f:f000::200 |
| NS | 2 | shades16.rzone.de, docks05.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks05.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
fb-cost.com resolves to two IPs: 2001:8d8:100f:f000::200 and 217.160.0.61.
other host names for instance kermad.bio, digsolve.com, mulebar.fr, skypainter.de and kzv-u64.de share IP numbers with fb-cost.com.
Name Servers
fb-cost.com is delegated to two name servers: docks05.rzone.de and shades16.rzone.de.
fb-cost.com shares the same name server setup as other domains, for example selbstverteidigung-hennef.de, tpsteiner.fr, gartengestaltung-siemes.de, galen.de and opct.eu.
fb-cost.com at least partially shares name servers with other domains, for instance reha-zentrum-bad-steben.de, lernvideos.at, hdjoost.net, ifd-essen.de and kontaktlinsencenter.de.
These name servers are often used together with the name servers docks04.rzone.de, shades03.rzone.de, docks12.rzone.de, shades15.rzone.de, shades10.rzone.de, shades02.rzone.de, shades20.rzone.de, docks06.rzone.de, shades14.rzone.de and docks17.rzone.de.
Host names with two IP numbers:
docks05.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:5 and 217.160.80.132
shades16.rzone.de points to 2607:f1c0:fe:53:185:132:34:143 and 185.132.34.143
Mail Servers
fb-cost.com is handled by a single mail server, smtpin.rzone.de.
fb-cost.com shares the same mail server setup as other domains, for instance comouth.eu, jungoptik.de, seniorlink.de, pixpress.de and bambusgarden.com.
Host smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.