interviewrulebook.com - robtex.com
interviewrulebook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.231.77.134🇨🇱 IIHOS001168.231.76.0/23 HOSTINGER FR | ||||||
| PTR | srv1157290.hstgr.cloud | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com ⚠️ Not in parent delegation | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com ⚠️ Not in parent delegation | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | mail.interviewrulebook.com ⭐ | ||||||
| A | 66.198.240.21🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-cl9-its1.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:66.198.240.21 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@mi3-cl9-its1.a2hosting.com 2025-05-23 #0 | ||||||
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 | ||||||
Subdomains
mail.interviewrulebook.com |
Same first word
interviewrulebook.com |
DNS History
11 records (6 active, 5 former)
●NSns1.a2hosting.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
●NSns2.a2hosting.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
●NSns3.a2hosting.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
○NSns39.domaincontrol.com2017-01-04 → 2018-01-11 · 4 obs
● 2018-01-11 11:16:48
○ 2026-03-24 08:47:10
○ 2026-03-24 08:47:12
●NSns4.a2hosting.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
○NSns40.domaincontrol.com2017-01-04 → 2018-01-11 · 4 obs
● 2018-01-11 11:16:48
○ 2026-03-24 08:47:10
○ 2026-03-24 08:47:12
●MXmail.interviewrulebook.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
○MXmailstore1.secureserver.net2017-01-04 → 2018-01-11 · 4 obs
● 2018-01-11 11:16:48
○ 2026-03-24 08:47:10
○ 2026-03-24 08:47:12
○MXsmtp.secureserver.net2017-01-04 → 2018-01-11 · 4 obs
● 2018-01-11 11:16:48
○ 2026-03-24 08:47:10
○ 2026-03-24 08:47:12
●A168.231.77.1342026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 08:47:10
● 2026-03-24 08:47:12
○A50.63.202.512017-01-04 → 2018-01-11 · 4 obs
● 2018-01-11 11:16:48
○ 2026-03-24 08:47:10
○ 2026-03-24 08:47:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| interviewrulebook.com | ns1.a2hosting.com, ns2.a2hosting.com | 2 records |
✅ Authoritative Response
Server:75.2.118.134
NS records: ns1.a2hosting.com, ns2.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for interviewrulebook.com (unsigned zone)
⏱️ Timing
Total: 166ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.231.77.134 |
| NS | 4 | ns1.a2hosting.com, ns3.a2hosting.com... |
| MX | 1 | mail.interviewrulebook.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:66.198.240.21 include |
| SOA | 1 | ns1.a2hosting.com root.mi3-cl9-its1.a2ho |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.a2hosting.com, ns2.a2hosting.com)
Analysis
Hierarchy
The parent of mail.interviewrulebook.com is interviewrulebook.com.
IP Addresses
interviewrulebook.com points to IP number: 168.231.77.134.
Other host names such as immigrationhut.com, intermend.com, srv1157290.hstgr.cloud, jackson-wyatt.com and iamamr.com share IPs with interviewrulebook.com.
Name Servers
interviewrulebook.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
interviewrulebook.com at least partially shares name servers with other domains, for instance swtrgroup.com, hilltromper.com, mockola.com, electronicartsandcrafts.org and bapwrspts.com.
These name servers are commonly used with ns1.a2webhosting.com, ns2.a2webhosting.com, ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.
Host names with one IP number:
ns1.a2hosting.com points to 13.248.158.180.
ns2.a2hosting.com points to 75.2.118.134.
ns3.a2hosting.com points to 76.223.26.245.
ns4.a2hosting.com points to 99.83.147.209.
Mail Servers
interviewrulebook.com is handled by a single mail server, mail.interviewrulebook.com.
mail.interviewrulebook.com points to a single IP: 66.198.240.21.