crefinco.com - dns.ninja
crefinco.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1074::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.74🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks20.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:20🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks20.rzone.de | ||||||
| A | 217.160.80.147🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks20.rzone.de | ||||||
| NS | shades01.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:128🇺🇸 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 | shades01.rzone.de | ||||||
| A | 185.132.34.128🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades01.rzone.de | ||||||
| MX | smtp.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::2097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.98🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtp.rzone.de | ||||||
| SOA | docks20.rzone.dehostmaster@strato-rz.de 2020-11-19 #15 | ||||||
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=1786624509 | ||||||
Same first word
crefinco.com |
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DNS History
8 records (5 active, 3 former)
○A107.6.216.232018-05-19 → 2018-05-19 · 4 obs
● 2018-05-19 01:53:30
○ 2026-03-09 03:55:58
○ 2026-08-13 13:03:00
●A2a01:238:20a:202:1074::2026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 03:55:58
● 2026-08-13 13:03:00
○A2a01:238:20a:202:1168::2015-07-12 → 2017-01-01 · 4 obs
● 2017-01-01 18:17:46
○ 2018-05-19 01:53:30
○ 2026-08-13 13:03:00
○A81.169.145.1682015-07-12 → 2017-01-01 · 4 obs
● 2017-01-01 18:17:46
○ 2018-05-19 01:53:30
○ 2026-08-13 13:03:00
●A81.169.145.742026-03-09 → 2026-08-13 · 3 obs
● 2026-03-09 03:55:58
● 2026-08-13 13:03:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| crefinco.com | shades01.rzone.de, docks20.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.128
NS records: shades01.rzone.de, docks20.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crefinco.com (unsigned zone)
⏱️ Timing
Total: 402ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.74 |
| AAAA | 1 | 2a01:238:20a:202:1074:: |
| NS | 2 | docks20.rzone.de, shades01.rzone.de |
| MX | 1 | smtp.rzone.de (pri: 5) |
| SOA | 1 | docks20.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
crefinco.com points to the IP addresses 81.169.145.74 and 2a01:238:20a:202:1074::
dybas.de, sengine.de, ruimhartig.com plus two other host names have IP numbers in common with crefinco.com.
Name Servers
crefinco.com is delegated to two name servers: docks20.rzone.de and shades01.rzone.de.
The name server configuration of crefinco.com is shared with other domains, for instance ckcamp.de, physiotherapiebonn.de, rasselbande-dortmund.de and two others.
There is at least partial name server overlap between crefinco.com and other domains — kaden.de, fabian-graf.com, renz7.de and two more among them.
These name servers regularly appear alongside docks14.rzone.de, shades07.rzone.de, docks04.rzone.de and 7 other name servers in NS record sets.
docks20.rzone.de and shades01.rzone.de each resolve to two IP addresses: docks20.rzone.de points to 217.160.80.147 and 2001:8d8:fe:53:5747:2a74:d:20, while shades01.rzone.de points to 185.132.34.128 and 2607:f1c0:fe:53:185:132:34:128.
Mail Servers
crefinco.com uses one mail server — smtp.rzone.de.
The mail server setup of crefinco.com matches that of other domains such as imamkhan.nl, 112marketing.nl, altetreppe.de and two others.
smtp.rzone.de carries two IP numbers: 81.169.145.98 and 2a01:238:20a:202:50f0::2097.