a4.com - dns.ninja
a4.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:20::681a:cb9🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::681a:db9🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:20::ac43:453c🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.12.185Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.26.13.185Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.69.60🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | everton.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cc9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3c9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23c9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| A | 108.162.195.201🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| A | 162.159.44.201Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| A | 172.64.35.201🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | everton.ns.cloudflare.com | ||||||
| NS | ryleigh.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26c6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| A | 108.162.194.198🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| A | 162.159.38.198Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| A | 172.64.34.198🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ryleigh.ns.cloudflare.com | ||||||
| MX | a4-com.mx62.com ⭐ | ||||||
| A | 2600:1f18:260a:1a01:fb9d:b04e:e28c:477a🇺🇸 Amazon2600:1f18:2000::/35 AMAZON EC2 IAD prefix | ||||||
| PTR | in01.mxguardian.net | ||||||
| A | 2600:1f18:260a:1a02:6003:a1fd:5174:9c21🇺🇸 Amazon2600:1f18:2000::/35 AMAZON EC2 IAD prefix | ||||||
| PTR | in02.mxguardian.net | ||||||
| A | 2600:1f18:260a:1a03:29c7:e27c:b51f:7863🇺🇸 Amazon2600:1f18:2000::/35 AMAZON EC2 IAD prefix | ||||||
| PTR | in03.mxguardian.net | ||||||
| A | 54.84.72.194🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix | ||||||
| PTR | in03.mxguardian.net | ||||||
| A | 54.84.86.117🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix | ||||||
| PTR | in01.mxguardian.net | ||||||
| A | 54.84.110.207🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix | ||||||
| PTR | in02.mxguardian.net | ||||||
| TXT | 2vpb2ju6dovniko9tacijpia1b | ||||||
| TXT | 8q8fe4r6i6uerbi8f5p9eje3oj | ||||||
| TXT | MS=ms85407472 | ||||||
| TXT | google-site-verification=-m13c7zusOJyASUtdTQSTzfXTKGQfqbkn03aFqyEqTE | ||||||
| TXT | google-site-verification=TINpobzopJP8Ob6DUDem_loN9RIS4dO0StsFlUHPtqA | ||||||
| TXT | klaviyo-site-verification=CJJnMw | ||||||
| TXT | sjk0jgb6au8m5p5rvl6v5lvrn4 | ||||||
| TXT | v4s66v40i6ch07a75fn05h694a | ||||||
| TXT | v=spf1 a mx ip4:12.25.245.142 include:spf.protection.outlook.com include:emai... | ||||||
| HTTPS | HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.26.12.185, 104.26.13.185, 172.67.69.60 | ||||||
| IPv6 hints | 2606:4700:20::681a:cb9, 2606:4700:20::681a:db9, 2606:4700:20::ac43:453c | ||||||
| SOA | everton.ns.cloudflare.comdns@cloudflare.com serial=2405303460 | ||||||
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=1780835601 | ||||||
rank #155565 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (50/100)
📈 Tranco rank: #330,417
Subdomains
Same first word
Similar names
4a.com.hk |
4a.lol |
4a.si |
4a.com.br |
4a.sk |
4a.at |
4a.io |
4a.biz |
4a.com.au |
4a.com |
4a.no |
4a.com.mx |
4a.be |
4a.co.at |
4a.org |
4a.ee |
4a.ru |
4a.ro |
4a.pl |
4a.dk |
4a.ae |
4a.ca |
4a.nl |
4a.se |
4a.de |
4a.cl |
4a.net |
4a.lt |
4a.cz |
4a.ph |
4a.hk |
4a.tv |
DNS History
21 records (9 active, 12 former)
●NSeverton.ns.cloudflare.com2026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
○NSns10.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
○NSns11.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
○NSns12.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
○NSns13.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
○NSns14.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
○NSns15.dnsmadeeasy.com2015-08-12 → 2021-10-13 · 4 obs
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
●NSryleigh.ns.cloudflare.com2026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
●MXa4-com.mx62.com2021-10-13 → 2026-06-07 · 3 obs
● 2021-10-13 04:20:26
● 2026-06-07 12:47:14
○MXa4-com.p10.spamhero.com2015-08-12 → 2018-11-14 · 4 obs
● 2018-11-14 06:54:24
○ 2021-10-13 04:20:26
○ 2026-06-07 12:47:14
○MXa4-com.p20.spamhero.net2015-08-12 → 2018-11-14 · 4 obs
● 2018-11-14 06:54:24
○ 2021-10-13 04:20:26
○ 2026-06-07 12:47:14
○MXa4-com.p30.spamhero.net2015-08-12 → 2018-11-14 · 4 obs
● 2018-11-14 06:54:24
○ 2021-10-13 04:20:26
○ 2026-06-07 12:47:14
○MXa4-com.p40.spamhero.net2015-08-12 → 2018-11-14 · 4 obs
● 2018-11-14 06:54:24
○ 2021-10-13 04:20:26
○ 2026-06-07 12:47:14
●A104.26.12.1852026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
●A104.26.13.1852026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
●A172.67.69.602026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
○A198.20.65.602015-08-12 → 2017-06-11 · 4 obs
● 2017-06-11 00:20:10
○ 2018-11-14 06:54:24
○ 2026-06-07 12:47:14
●A2606:4700:20::681a:cb92026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
●A2606:4700:20::681a:db92026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
●A2606:4700:20::ac43:453c2026-02-20 → 2026-06-07 · 3 obs
● 2026-02-20 02:12:20
● 2026-06-07 12:47:14
○A96.127.141.1222018-11-14 → 2021-10-13 · 5 obs
● 2018-11-14 06:54:24
● 2021-10-13 04:20:26
○ 2026-02-20 02:12:20
○ 2026-06-07 12:47:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net... | - |
| a4.com | ryleigh.ns.cloudflare.com, everton.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.198
NS records: ryleigh.ns.cloudflare.com, everton.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a4.com (unsigned zone)
⏱️ Timing
Total: 559ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 104.26.13.185, 172.67.69.60... |
| AAAA | 3 | 2606:4700:20::681a:cb9, 2606:4700:20::681a:db9... |
| NS | 2 | everton.ns.cloudflare.com, ryleigh.ns.cloudflare.com |
| MX | 1 | a4-com.mx62.com (pri: 0) |
| TXT | 9 | 2vpb2ju6dovniko9tacijpia1b, 8q8fe4r6i6uerbi8f5p9eje3oj... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | everton.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ryleigh.ns.cloudflare.com, ryleigh.ns.cloudflare.com, ryleigh.ns.cloudflare.com...)
Analysis
Hierarchy
mail.a4.com and www.a4.com are both subdomains of a4.com.
IP Addresses
a4.com resolves to 6 IP addresses — 104.26.12.185, 104.26.13.185, 172.67.69.60 and three others.
stewartmountainlodging.com, casys-tech.net, kbacoach.com and two other host names share IP numbers with a4.com.
Name Servers
a4.com has two authoritative name servers — everton.ns.cloudflare.com and ryleigh.ns.cloudflare.com.
a4.com uses the same name servers as several other domains — among them weblemons.com, 96.casino, 892346.cfd and two more.
a4.com shares at least some of its name servers with other domains, including lepsordns.com, perciate.com, mtfet004.vip and two others.
These name servers are frequently paired with the name servers kip.ns.cloudflare.com and kenia.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
everton.ns.cloudflare.com points to 108.162.195.201, 162.159.44.201, 172.64.35.201 and three other IP addresses.
ryleigh.ns.cloudflare.com points to 108.162.194.198, 162.159.38.198, 172.64.34.198 and three other IP addresses.
Mail Servers
Mail for a4.com is handled by a single mail server, a4-com.mx62.com.
a4-com.mx62.com resolves to 6 IP numbers, namely 54.84.72.194, 54.84.86.117, 54.84.110.207 and three others.