crewo.com - dns.ninja
crewo.com
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=1783085056 | ||||||
Same first word
Similar names
DNS History
16 records (9 active, 7 former)
●NSns1.first-ns.de2017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
○NSns1.variomedia.de2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
○NSns2.variomedia.de2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
●NSrobotns2.second-ns.de2017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
●NSrobotns3.second-ns.com2017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
●MXalt1.aspmx.l.google.com2015-08-17 → 2026-07-03 · 2 obs
● 2026-07-03 13:28:38
●MXalt2.aspmx.l.google.com2015-08-17 → 2026-07-03 · 2 obs
● 2026-07-03 13:28:38
●MXalt3.aspmx.l.google.com2017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
●MXalt4.aspmx.l.google.com2017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
●MXaspmx.l.google.com2015-08-17 → 2026-07-03 · 2 obs
● 2026-07-03 13:28:38
○MXaspmx2.googlemail.com2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
○MXaspmx3.googlemail.com2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
○MXaspmx4.googlemail.com2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
○MXaspmx5.googlemail.com2015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
●A37.235.1.982017-02-17 → 2026-07-03 · 3 obs
● 2017-02-17 15:15:28
● 2026-07-03 13:28:38
○A81.28.232.482015-08-17 → 2016-07-05 · 4 obs
● 2016-07-05 11:32:06
○ 2017-02-17 15:15:28
○ 2026-07-03 13:28:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| crewo.com | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | 2 records |
✅ Authoritative Response
Server:193.47.99.3
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crewo.com (unsigned zone)
⏱️ Timing
Total: 1606ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.235.1.98 |
| NS | 3 | robotns3.second-ns.com, ns1.first-ns.de... |
| MX | 5 | alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=muZB-UPDK-CMYIJ |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)
Analysis
IP Addresses
crewo.com points to a single IP number: 37.235.1.98.
Among the host names that share IP numbers with crewo.com is crewo.at, as one example.
Name Servers
crewo.com is served by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
There is at least partial name server overlap between crewo.com and other domains — arvernus.de, dateiraum.de, etacu.de and two more among them.
The hostnames robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each direct to two IP addresses — robotns3.second-ns.com to 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
Five mail servers handle crewo.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
crewo.com shares mail servers — at least in part — with other domains, including ns500742.ns500671.ns500742.ns500754.ns500671.ns500742.ns500705.ns500688.ns500291.ns500671.ns500678.ns500666.ns500153.tenderladiesbz.com, ns500698.ns500698.ns500758.ns500759.ns500698.ns500698.ns500698.ns500698.ns500735.ns500698.ns500708.ns500686.ns500686.ns500576.ns500619.trackreceptor.com, ns500599.ns500724.ns500737.ns500724.ns500599.ns500737.ns500599.ns500737.ns500599.ns500737.ns500737.ns500583.ns500599.ns500697.ns500697.ns500682.ns500583.yummyflingsfinder.com and two others.
These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and 3 other.
Host names with two IP numbers:
The A records for aspmx.l.google.com return 192.178.155.26 and 2607:f8b0:4004:c21::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.