a1-holding.com - robtex.com
a1-holding.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:2f0f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:8fa2🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.47.15Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.162🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kirk.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bc0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| A | 108.162.193.192🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| A | 172.64.33.192🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| A | 173.245.59.192🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kirk.ns.cloudflare.com | ||||||
| NS | selah.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2615🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c215🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2215🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| A | 108.162.194.21🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| A | 162.159.38.21Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| A | 172.64.34.21🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | selah.ns.cloudflare.com | ||||||
| MX | mail.a1-holding.com ⭐ | ||||||
| A | 195.28.10.78🇮🇷 Netafraz195.28.10.0/24 | ||||||
| PTR | 78.10.28.195.ips.irwebspace.com | ||||||
| TXT | google-site-verification=q8ft-WND1_P_FBYIRvnaND1wonam1dqjcDQFomQKWpE | ||||||
| TXT | v=spf1 a mx ip4:195.28.10.0/24 include:_auxspf.axspace.com ~all | ||||||
| TXT | yandex-verification: 8894d34d5aaed68e | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.47.15, 172.67.143.162 | ||||||
| IPv6 hints | 2606:4700:3035::6815:2f0f, 2606:4700:3035::ac43:8fa2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=234, name=cloudflare-ech.com | ||||||
| SOA | kirk.ns.cloudflare.comdns@cloudflare.com serial=2400268912 | ||||||
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=1775957292 | ||||||
Subdomains
mail.a1-holding.com |
Same first word
a1-holding.com |
DNS History
7 records (7 active, 0 former)
●NSkirk.ns.cloudflare.com2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●NSselah.ns.cloudflare.com2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●MXmail.a1-holding.com2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●A104.21.47.152026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●A172.67.143.1622026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●A2606:4700:3035::6815:2f0f2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
●A2606:4700:3035::ac43:8fa22026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 01:47:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net... | - |
| a1-holding.com | kirk.ns.cloudflare.com, selah.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.21
NS records: kirk.ns.cloudflare.com, selah.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a1-holding.com (unsigned zone)
⏱️ Timing
Total: 116ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.47.15, 172.67.143.162 |
| AAAA | 2 | 2606:4700:3035::ac43:8fa2, 2606:4700:3035::6815:2f0f |
| NS | 2 | kirk.ns.cloudflare.com, selah.ns.cloudflare.com |
| MX | 1 | mail.a1-holding.com (pri: 10) |
| TXT | 3 | google-site-verification=q8ft-WND1_P_FBY, v=spf1 a mx ip4:195.28.10.0/24 include:_... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kirk.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (kirk.ns.cloudflare.com, kirk.ns.cloudflare.com, kirk.ns.cloudflare.com...)
Analysis
Hierarchy
a1-holding.com is the parent of mail.a1-holding.com.
IP Addresses
Four IP numbers are pointed to by a1-holding.com: 2606:4700:3035::6815:2f0f, 2606:4700:3035::ac43:8fa2, 104.21.47.15 and 172.67.143.162.
other host names including nickbrookes.co.uk, healthule.com, sukawibu.com, payorder.click and musikoffice-boepple.com share IP numbers with a1-holding.com.
Name Servers
a1-holding.com is delegated to two name servers kirk.ns.cloudflare.com and selah.ns.cloudflare.com.
a1-holding.com uses the same name server setup as other domains such as santander-es-online.com, stylinbyaylin.com, psibag.com and a1-company.com.
a1-holding.com at least partially shares name servers with other domains, for instance meta-fano.pages.dev, guidingtech.com, scamono.com, ajan.com.au and diagcomputing.org.
These name servers are commonly used alongside erin.ns.cloudflare.com and mary.ns.cloudflare.com.
Host names with six IP numbers:
Host name kirk.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc0, 2803:f800:50::6ca2:c1c0, 2a06:98c1:50::ac40:21c0, 108.162.193.192, 172.64.33.192 and 173.245.59.192.
Host name selah.ns.cloudflare.com points to: 2606:4700:50::a29f:2615, 2803:f800:50::6ca2:c215, 2a06:98c1:50::ac40:2215, 108.162.194.21, 162.159.38.21 and 172.64.34.21.
Mail Servers
a1-holding.com is handled by a single mail server, mail.a1-holding.com.
a1-holding.com shares the same mail server setup as other domains, for instance a1-company.com.
mail.a1-holding.com resolves to IP 195.28.10.78.