introweb.com - dns.ninja
introweb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.198.240.11🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-ss112.a2hosting.com | ||||||
| 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.introweb.com ⭐ | ||||||
| A | 66.198.240.11🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-ss112.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:66.198.240.11 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@mi3-ss112.a2hosting.com 2026-06-09 #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=1785395827 | ||||||
PTR for
Previously MX for
introweb.com |
Subdomains
Same first word
introweb.com |
introweb.nl |
introweb.cz |
introweb.net |
introweb.ch |
introweb.dev |
introweb.org |
introweb.info |
introweb.de |
introweb.hu |
introweb.ru |
introweb.dk |
Similar names
DNS History
16 records (6 active, 10 former)
○NSns-cloud-c1.googledomains.com2015-07-16 → 2018-08-27 · 5 obs
● 2015-07-16 04:38:48
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
○NSns-cloud-c2.googledomains.com2015-07-16 → 2018-08-27 · 5 obs
● 2015-07-16 04:38:48
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
○NSns-cloud-c3.googledomains.com2015-07-16 → 2018-08-27 · 5 obs
● 2015-07-16 04:38:48
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
○NSns-cloud-c4.googledomains.com2015-07-16 → 2018-08-27 · 5 obs
● 2015-07-16 04:38:48
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
●NSns1.a2hosting.com2026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
○NSns1.catalog.com2008-10-25 → 2008-10-25 · 3 obs
○ 2015-07-16 04:38:48
○ 2026-07-30 07:34:24
●NSns2.a2hosting.com2026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
○NSns2.catalog.com2008-10-25 → 2008-10-25 · 3 obs
○ 2015-07-16 04:38:48
○ 2026-07-30 07:34:24
●NSns3.a2hosting.com2026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
○NSns3.catalog.com2008-10-25 → 2008-10-25 · 3 obs
○ 2015-07-16 04:38:48
○ 2026-07-30 07:34:24
●NSns4.a2hosting.com2026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
○MXintroweb.com2008-10-25 → 2018-08-27 · 4 obs
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
●MXmail.introweb.com2026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
○A209.124.77.772015-11-11 → 2018-08-27 · 5 obs
● 2015-11-11 23:50:04
● 2018-08-27 02:38:42
○ 2026-02-17 13:18:52
○ 2026-07-30 07:34:24
○A209.217.49.2442008-10-25 → 2015-07-16 · 4 obs
● 2015-07-16 04:38:48
○ 2015-11-11 23:50:04
○ 2026-07-30 07:34:24
●A66.198.240.112026-02-17 → 2026-07-30 · 3 obs
● 2026-02-17 13:18:52
● 2026-07-30 07:34:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| introweb.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 introweb.com (unsigned zone)
⏱️ Timing
Total: 577ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.198.240.11 |
| NS | 4 | ns3.a2hosting.com, ns4.a2hosting.com... |
| MX | 1 | mail.introweb.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:66.198.240.11 include |
| SOA | 1 | ns1.a2hosting.com root.mi3-ss112.a2hosti |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.a2hosting.com, ns2.a2hosting.com)
Analysis
Hierarchy
www.introweb.com and mail.introweb.com are both subdomains of introweb.com.
IP Addresses
introweb.com resolves to one IP address: 66.198.240.11.
promtec.mx, seductiontip.com, mail.aethr.co and two other host names share IP numbers with introweb.com.
Name Servers
The authoritative name servers for introweb.com are ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
The name servers of introweb.com overlap at least partially with those of other domains — among them precisionai.io, openscipub.com, tipharrellmasonry.com and two more.
These name servers commonly appear in delegations together with ns1.a2webhosting.com, ns2.a2webhosting.com, ns1.supercp.com and 3 other.
Each of the four hosts ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com points to a single IP address — 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 and ns4.a2hosting.com points to 99.83.147.209.
Mail Servers
Mail for introweb.com is handled by a single mail server, mail.introweb.com.
mail.introweb.com resolves to a single IP number: 66.198.240.11.