developer-academy.com - robtex.com
developer-academy.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=1774704312 | ||||||
PTR for
0.0.0.0.0.e.a.5.b.4.5.f.5.e.6.f.4.6.9.2.3.1.8.0.8.d.8.0.1.0.0.2.ip6.arpa |
143.168.160.217.in-addr.arpa |
MX for
developer-academy.com |
der-gelbe-engel.de |
Previously MX for
Same first word
developer-academy.com |
developer-academy.ch |
DNS History
11 records (9 active, 2 former)
●NSns1088.ui-dns.biz2020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
●NSns1088.ui-dns.com2020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
●NSns1088.ui-dns.de2020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
●NSns1088.ui-dns.org2020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
○NSns35.1und1.de2015-06-02 → 2016-08-15 · 4 obs
● 2016-08-15 01:34:14
○ 2020-01-23 04:51:54
○ 2026-03-28 13:32:06
○NSns36.1und1.de2015-06-02 → 2016-08-15 · 4 obs
● 2016-08-15 01:34:14
○ 2020-01-23 04:51:54
○ 2026-03-28 13:32:06
●MXdeveloper-academy.com2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 13:32:06
●MXmx00.kundenserver.de2020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
●MXmx01.kundenserver.de2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 13:32:06
●A2001:8d8:813:2964:f6e5:f54b:5ae0:02020-01-23 → 2026-03-28 · 3 obs
● 2020-01-23 04:51:54
● 2026-03-28 13:32:06
●A217.160.168.1432015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 13:32:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| developer-academy.com | ns1088.ui-dns.de, ns1088.ui-dns.biz, ns1088.ui-dns.org, ns1088.ui-dns.com | 2 records |
✅ Authoritative Response
Server:217.160.82.88
NS records: ns1088.ui-dns.de, ns1088.ui-dns.biz, ns1088.ui-dns.org, ns1088.ui-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for developer-academy.com (unsigned zone)
⏱️ Timing
Total: 338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.168.143 |
| AAAA | 1 | 2001:8d8:813:2964:f6e5:f54b:5ae0:0 |
| NS | 4 | ns1088.ui-dns.org, ns1088.ui-dns.biz... |
| MX | 3 | mx01.kundenserver.de (pri: 21), developer-academy.com (pri: 10)... |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1088.ui-dns.org hostmaster.1und1.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1088.ui-dns.com, ns1088.ui-dns.com)
Analysis
Mail Server Role
developer-academy.com serves as the mail server for developer-academy.com and der-gelbe-engel.de.
mx00.kundenserver.de and mx01.kundenserver.de are commonly used as mail servers alongside developer-academy.com.
IP Addresses
developer-academy.com resolves to two IP numbers: 2001:8d8:813:2964:f6e5:f54b:5ae0:0 and 217.160.168.143.
Other host names such as p15167859.pureserver.info and der-gelbe-engel.de share IP numbers with developer-academy.com.
Name Servers
developer-academy.com is delegated to four name servers: ns1088.ui-dns.biz, ns1088.ui-dns.com, ns1088.ui-dns.de and ns1088.ui-dns.org.
developer-academy.com at least partially shares name servers with other domains, for instance mnss.info, odandb.com, agence-web.me, snhltd.com and austriancarbide.com.
Name servers commonly used together include ns1091.ui-dns.de, ns1069.ui-dns.com, ns1045.ui-dns.de, ns1106.ui-dns.org, ns1018.ui-dns.org, ns1026.ui-dns.biz, ns1027.ui-dns.biz, ns1055.ui-dns.com and ns1112.ui-dns.biz.
Host names with two IP numbers:
ns1088.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5158:100 and 217.160.81.88; ns1088.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5258:100 and 217.160.82.88; ns1088.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:88 and 217.160.80.88; ns1088.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5358:100 and 217.160.83.88.
Mail Servers
developer-academy.com is handled by three mail servers: developer-academy.com, mx00.kundenserver.de and mx01.kundenserver.de.
developer-academy.com shares some mail servers with other domains, at least partially, for instance rs-electronics.eu, mail.ep-stb.de, mail.druckereimindl.de, unfallchirurgie-esslingen.de and marain.de.
Host names with two IPs:
developer-academy.com points to: 2001:8d8:813:2964:f6e5:f54b:5ae0:0 and 217.160.168.143.
Host names with one IP:
mx00.kundenserver.de points to: 212.227.15.41.
mx01.kundenserver.de points to: 217.72.192.67.