`glassusa.com`

DNSSEC	⚠️ Not signed
A	160.153.172.112^{🇺🇸 AS398101160.153.172.0/22 GCN Allocation}
		PTR	`112.172.153.160.host.secureserver.net`
NS	`ns19.worldnic.com` ⭐
		A	162.159.26.214^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns20.worldnic.com`
		A	162.159.27.150^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0b::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dd-in-f26.1e100.net`
		A	74.125.137.26^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`MS=ms45364599`
TXT	`MS=ms85797796`
TXT	`duo_sso_verification=6cbcbANcRAX7HayX2FbAv0p8zuuUEJmHWxbILm5SVkMVVor9D48a44Ox...`
TXT	`evs0hvkgdnikp60rdhah2ol3cq`
TXT	`google-site-verification=idLy1QIvmwdhVe5tZf3aPuBDqnMMEVfcy-PlzYyI-sc`
TXT	`v=spf1 mx a include:_spf.google.com include:_spf.psm.knowbe4.com ~all`
TXT	`google-site-verification=ZfoHbP6X91sDk9m7yJQuy-q-vp_AYVXquIJCVYOOtWQ`
TXT	`google-site-verification=9rNH2vThRZVfkD5MGCUVPL6-UZ50kqD1S0cB-ataAGM`
SOA	`NS19.WORLDNIC.com`namehost@WORLDNIC.com serial=126031308

`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=1777235696

rank #825193 globally
rank #371003 in the tld
WOT: UNKNOWN (60/100)

Subdomains

barracuda.glassusa.com

email-server.glassusa.com

Same first word

glassusa.com

Similar names

ausglass.com

usaglass.net

DNS History

14 records (8 active, 6 former)

●NSns19.worldnic.com2015-05-02 → 2026-04-26 · 2 obs

● 2015-05-02 01:19:58
● 2026-04-26 21:04:34

●NSns20.worldnic.com2015-05-02 → 2026-04-26 · 2 obs

● 2015-05-02 01:19:58
● 2026-04-26 21:04:34

●MXalt1.aspmx.l.google.com2015-10-18 → 2026-04-26 · 3 obs

○ 2015-05-02 01:19:58
● 2015-10-18 17:10:30
● 2026-04-26 21:04:34

●MXalt2.aspmx.l.google.com2015-10-18 → 2026-04-26 · 3 obs

○ 2015-05-02 01:19:58
● 2015-10-18 17:10:30
● 2026-04-26 21:04:34

●MXalt3.aspmx.l.google.com2015-10-18 → 2026-04-26 · 3 obs

○ 2015-05-02 01:19:58
● 2015-10-18 17:10:30
● 2026-04-26 21:04:34

●MXalt4.aspmx.l.google.com2015-10-18 → 2026-04-26 · 3 obs

○ 2015-05-02 01:19:58
● 2015-10-18 17:10:30
● 2026-04-26 21:04:34

●MXaspmx.l.google.com2015-10-18 → 2026-04-26 · 3 obs

○ 2015-05-02 01:19:58
● 2015-10-18 17:10:30
● 2026-04-26 21:04:34

○MXglassusa.com.s5a1.psmtp.com2015-05-02 → 2015-05-02 · 3 obs

● 2015-05-02 01:19:58
○ 2015-10-18 17:10:30
○ 2026-04-26 21:04:34

○MXglassusa.com.s5a2.psmtp.com2015-05-02 → 2015-05-02 · 3 obs

● 2015-05-02 01:19:58
○ 2015-10-18 17:10:30
○ 2026-04-26 21:04:34

○MXglassusa.com.s5b1.psmtp.com2015-05-02 → 2015-05-02 · 3 obs

● 2015-05-02 01:19:58
○ 2015-10-18 17:10:30
○ 2026-04-26 21:04:34

○MXglassusa.com.s5b2.psmtp.com2015-05-02 → 2015-05-02 · 3 obs

● 2015-05-02 01:19:58
○ 2015-10-18 17:10:30
○ 2026-04-26 21:04:34

●A160.153.172.1122026-02-23 → 2026-04-26 · 3 obs

○ 2016-11-06 01:18:20
● 2026-02-23 18:26:40
● 2026-04-26 21:04:34

○A173.192.121.1402015-05-02 → 2016-01-24 · 4 obs

● 2015-05-02 01:19:58
● 2016-01-24 06:35:38
○ 2016-04-14 08:26:36
○ 2026-04-26 21:04:34

○A69.172.245.1522016-04-14 → 2016-11-06 · 5 obs

○ 2016-01-24 06:35:38
● 2016-04-14 08:26:36
● 2016-11-06 01:18:20
○ 2026-02-23 18:26:40
○ 2026-04-26 21:04:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
glassusa.com	ns19.worldnic.com, ns20.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.150

NS records: ns19.worldnic.com, ns20.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for glassusa.com (unsigned zone)

⏱️ Timing

Total: 295ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.153.172.112`
NS	2	`ns19.worldnic.com, ns20.worldnic.com`
MX	5	`alt2.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	8	`MS=ms45364599, MS=ms85797796...`
SOA	1	`NS19.WORLDNIC.com namehost.WORLDNIC.com`