`express-v4-tech.com`

DNSSEC	⚠️ Not signed
A	3.95.128.137^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-95-128-137.compute-1.amazonaws.com`
A	100.48.255.167^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`ns-1864.awsdns-41.co.uk` ⭐
		A	2600:9000:5307:4800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1864.awsdns-41.co.uk`
		A	205.251.199.72^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1864.awsdns-41.co.uk`
NS	`ns-1482.awsdns-57.org`
		A	2600:9000:5305:ca00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1482.awsdns-57.org`
		A	205.251.197.202^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1482.awsdns-57.org`
NS	`ns-495.awsdns-61.com`
		A	2600:9000:5301:ef00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-495.awsdns-61.com`
		A	205.251.193.239^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-495.awsdns-61.com`
NS	`ns-948.awsdns-54.net`
		A	2600:9000:5303:b400::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-948.awsdns-54.net`
		A	205.251.195.180^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-948.awsdns-54.net`
TXT	`google-site-verification=DMQx_PYTbfSAo1w0q3iG8fJHbxdGwegi1kjmJMEoNNk`
TXT	`google-site-verification=H07HA0vXr3a1zHKiy8BrWbngj754DyWEyoGZEGIslPk`
SOA	`ns-1864.awsdns-41.co.uk`awsdns-hostmaster@amazon.com serial=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.net`nstld@verisign-grs.com serial=1785688992

⚠️ On DNS blocklist: doh-vpn-proxy-bypass

Subdomains

auth.express-v4-tech.com

Same first word

express-v4-tech.com

DNS History

14 records (6 active, 8 former)

●NSns-1482.awsdns-57.org2026-05-21 → 2026-08-02 · 2 obs

● 2026-05-21 07:17:58
● 2026-08-02 16:44:42

●NSns-1864.awsdns-41.co.uk2026-05-21 → 2026-08-02 · 2 obs

● 2026-05-21 07:17:58
● 2026-08-02 16:44:42

●NSns-495.awsdns-61.com2026-05-21 → 2026-08-02 · 2 obs

● 2026-05-21 07:17:58
● 2026-08-02 16:44:42

●NSns-948.awsdns-54.net2026-05-21 → 2026-08-02 · 2 obs

● 2026-05-21 07:17:58
● 2026-08-02 16:44:42

●A100.48.255.1672026-08-02 → 2026-08-02 · 2 obs

○ 2026-07-22 20:46:02
● 2026-08-02 16:44:42

○A107.21.209.1532026-06-17 → 2026-06-17 · 4 obs

○ 2026-05-30 03:12:10
● 2026-06-17 20:45:10
○ 2026-07-22 20:46:02
○ 2026-08-02 16:44:42

○A184.73.9.482026-07-22 → 2026-07-22 · 3 obs

○ 2026-06-17 20:45:10
● 2026-07-22 20:46:02
○ 2026-08-02 16:44:42

○A3.227.132.752026-06-17 → 2026-06-17 · 4 obs

○ 2026-05-30 03:12:10
● 2026-06-17 20:45:10
○ 2026-07-22 20:46:02
○ 2026-08-02 16:44:42

●A3.95.128.1372026-08-02 → 2026-08-02 · 2 obs

○ 2026-07-22 20:46:02
● 2026-08-02 16:44:42

○A34.194.191.682026-05-29 → 2026-05-30 · 5 obs

○ 2026-05-22 15:57:16
● 2026-05-29 22:15:42
● 2026-05-30 03:12:10
○ 2026-06-17 20:45:10
○ 2026-08-02 16:44:42

○A34.236.114.952026-07-22 → 2026-07-22 · 3 obs

○ 2026-06-17 20:45:10
● 2026-07-22 20:46:02
○ 2026-08-02 16:44:42

○A35.169.99.402026-05-21 → 2026-05-22 · 4 obs

● 2026-05-21 07:17:58
● 2026-05-22 15:57:16
○ 2026-05-29 22:15:42
○ 2026-08-02 16:44:42

○A54.87.123.1012026-05-21 → 2026-05-22 · 4 obs

● 2026-05-21 07:17:58
● 2026-05-22 15:57:16
○ 2026-05-29 22:15:42
○ 2026-08-02 16:44:42

○A98.82.41.502026-05-29 → 2026-05-30 · 5 obs

○ 2026-05-22 15:57:16
● 2026-05-29 22:15:42
● 2026-05-30 03:12:10
○ 2026-06-17 20:45:10
○ 2026-08-02 16:44:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
express-v4-tech.com	ns-495.awsdns-61.com, ns-948.awsdns-54.net, ns-1864.awsdns-41.co.uk, ns-1482.awsdns-57.org	2 records

✅ Authoritative Response

Server:205.251.193.239

NS records: ns-495.awsdns-61.com, ns-948.awsdns-54.net, ns-1864.awsdns-41.co.uk, ns-1482.awsdns-57.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for express-v4-tech.com (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.95.128.137, 100.48.255.167`
NS	4	`ns-1482.awsdns-57.org, ns-1864.awsdns-41.co.uk...`
TXT	2	`google-site-verification=DMQx_PYTbfSAo1w, google-site-verification=H07HA0vXr3a1zHK`
SOA	1	`ns-1864.awsdns-41.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-495.awsdns-61.com, ns-495.awsdns-61.com)

Analysis

Hierarchy

auth.express-v4-tech.com is delegated beneath express-v4-tech.com.

IP Addresses

express-v4-tech.com points to the IP addresses 3.95.128.137 and 100.48.255.167

Two other host names, along with get-express-vpn.online, express-vpn-mirror.org and expressvpn.expert, also share IP numbers with express-v4-tech.com.

Name Servers

The NS records for express-v4-tech.com point to four name servers: ns-495.awsdns-61.com, ns-948.awsdns-54.net, ns-1482.awsdns-57.org and ns-1864.awsdns-41.co.uk.

There is at least partial name server overlap between express-v4-tech.com and other domains — writehand.co, d3l1opvis2n7gg.cloudfront.net, 70bet.com and two more among them.

All four hostnames — ns-495.awsdns-61.com, ns-948.awsdns-54.net, ns-1482.awsdns-57.org and ns-1864.awsdns-41.co.uk — resolve to two IP numbers apiece: ns-495.awsdns-61.com to 205.251.193.239 and 2600:9000:5301:ef00::1; ns-948.awsdns-54.net to 205.251.195.180 and 2600:9000:5303:b400::1; ns-1482.awsdns-57.org to 205.251.197.202 and 2600:9000:5305:ca00::1; ns-1864.awsdns-41.co.uk to 205.251.199.72 and 2600:9000:5307:4800::1.

express-v4-tech.com - robtex.com