hollrock.com - robtex.com
hollrock.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.4.175.155🇺🇸 A2HOSTING45.4.172.0/22 A2 Hosting | ||||||
| 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 | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | mail.hollrock.com ⭐ | ||||||
| A | 45.4.175.155🇺🇸 A2HOSTING45.4.172.0/22 A2 Hosting | ||||||
| TXT | v=spf1 ip4:66.198.240.45 include:spf.a2hosting.com +ip4:45.4.175.155 +a +incl... | ||||||
| SOA | ns1.a2hosting.comroot@mi3-ls23.a2hosting.com 2026-04-05 #1 | ||||||
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=1775940827 | ||||||
Previously MX for
hollrock.com |
Subdomains
mail.hollrock.com |
Same first word
hollrock.com |
DNS History
11 records (6 active, 5 former)
●NSns1.a2hosting.com2017-06-23 → 2026-04-11 · 3 obs
● 2017-06-23 00:08:28
● 2026-04-11 21:05:14
○NSns1.mediatemple.net2015-05-28 → 2016-09-20 · 4 obs
● 2016-09-20 08:22:54
○ 2017-06-23 00:08:28
○ 2026-04-11 21:05:14
●NSns2.a2hosting.com2017-06-23 → 2026-04-11 · 3 obs
● 2017-06-23 00:08:28
● 2026-04-11 21:05:14
○NSns2.mediatemple.net2015-05-28 → 2016-09-20 · 4 obs
● 2016-09-20 08:22:54
○ 2017-06-23 00:08:28
○ 2026-04-11 21:05:14
●NSns3.a2hosting.com2017-06-23 → 2026-04-11 · 3 obs
● 2017-06-23 00:08:28
● 2026-04-11 21:05:14
●NSns4.a2hosting.com2017-06-23 → 2026-04-11 · 3 obs
● 2017-06-23 00:08:28
● 2026-04-11 21:05:14
○MXhollrock.com2017-06-23 → 2017-06-23 · 4 obs
● 2017-06-23 00:08:28
○ 2026-03-31 15:44:44
○ 2026-04-11 21:05:14
●MXmail.hollrock.com2015-05-28 → 2026-04-11 · 5 obs
● 2016-09-20 08:22:54
○ 2017-06-23 00:08:28
● 2026-03-31 15:44:44
● 2026-04-11 21:05:14
○A205.186.183.1452015-05-28 → 2016-09-20 · 4 obs
● 2016-09-20 08:22:54
○ 2017-06-23 00:08:28
○ 2026-04-11 21:05:14
●A45.4.175.1552026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 15:44:44
● 2026-04-11 21:05:14
○A70.32.19.2342017-06-23 → 2017-06-23 · 4 obs
● 2017-06-23 00:08:28
○ 2026-03-31 15:44:44
○ 2026-04-11 21:05:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net... | - |
| hollrock.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:75.2.118.134
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hollrock.com (unsigned zone)
⏱️ Timing
Total: 129ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.4.175.155 |
| NS | 4 | ns4.a2hosting.com, ns2.a2hosting.com... |
| MX | 1 | mail.hollrock.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:66.198.240.45 include:spf.a2h |
| SOA | 1 | ns1.a2hosting.com root.mi3-ls23.a2hostin |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Hierarchy
The parent of mail.hollrock.com is hollrock.com.
IP Addresses
hollrock.com points to a single IP number: 45.4.175.155.
Other host names, for instance mail.hollrock.com, share IP numbers with hollrock.com.
Name Servers
hollrock.com is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
hollrock.com shares name servers with other domains at least partially, for instance fantasticalfilms.com, ordipuce.com, webnetsearch.net, flyaircairo.eu and englewoodclassifieds.com.
these name servers are commonly used with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com, ns4.mysecurecloudhost.com, ns1.supercp.com, ns2.supercp.com, ns3.supercp.com and ns4.supercp.com.
Host names with a single IP:
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
The mail server for hollrock.com is mail.hollrock.com.
Host name mail.hollrock.com resolves to IP 45.4.175.155.