`ustack.com`

DNSSEC	⚠️ Not signed
NS	`f1g1ns1.dnspod.net` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
			PTR	`ip-1-14-119-35.defastlink.net`
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
			PTR	`ip-111-13-13-35.defastlink.net`
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.235^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-235.defastlink.net`
		A	163.177.5.35^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
			PTR	`ip-163-177-5-35.defastlink.net`
NS	`f1g1ns2.dnspod.net`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-1.defastlink.net`
		A	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
			PTR	`ip-1-13-76-35.defastlink.net`
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-35.defastlink.net`
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
			PTR	`ip-101-227-168-35.defastlink.net`
		A	106.39.207.235^{🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.}
			PTR	`ip-106-39-207-235.defastlink.net`
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
			PTR	`ip-111-206-98-235.defastlink.net`
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
			PTR	`ip-220-196-136-35.defastlink.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.26^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.26^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4003:c30::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulis-in-f27.1e100.net`
		A	74.125.27.27^{🇺🇸 Google74.125.27.0/24}
			PTR	`yutulis-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.27^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f27.1e100.net`
TXT	`google-site-verification=FwY4jvwOAlGwLazeRfoh___BXP4zhwT9nQcyIQkRTvQ`
TXT	`lt1iv9l48423v69bastd04cu4q`
TXT	`aaeb9f3768e3fafef885df4aedb9de981fe2a7f9f3527ca1b3b536ab43a0b007`
TXT	`af705d6a3a83b15268a0655c62452129d0c27249585dcee66b3eba9f1c156cc4`
TXT	`c3f9101536112f644e84d085c42f2081a5feb18158ce8644b48fd9709fe028c4`
SOA	`f1g1ns1.dnspod.net`freednsadmin@dnspod.com serial=1770716224

`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=1771291435

Same first word

ustack.org

ustack.com

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DNS History

9 records (7 active, 2 former)

●NSf1g1ns1.dnspod.net2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●NSf1g1ns2.dnspod.net2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●MXalt1.aspmx.l.google.com2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●MXalt2.aspmx.l.google.com2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●MXaspmx.l.google.com2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●MXaspmx2.googlemail.com2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

●MXaspmx3.googlemail.com2015-08-08 → 2026-03-02 · 2 obs

● 2015-08-08 06:07:54
● 2026-03-02 13:01:52

○A42.62.73.62015-08-08 → 2020-01-16 · 3 obs

● 2015-08-08 06:07:54
● 2020-01-16 06:36:38
○ 2026-03-02 13:01:52

○A42.62.73.72015-08-08 → 2020-01-16 · 3 obs

● 2015-08-08 06:07:54
● 2020-01-16 06:36:38
○ 2026-03-02 13:01:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
ustack.com	f1g1ns1.dnspod.net, f1g1ns2.dnspod.net	-

✅ Authoritative Response

Server: 1.12.0.4

NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ustack.com (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`f1g1ns1.dnspod.net, f1g1ns2.dnspod.net`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	5	`c3f9101536112f644e84d085c42f2081a5feb181, google-site-verification=FwY4jvwOAlGwLaz...`
SOA	1	`f1g1ns1.dnspod.net freednsadmin.dnspod.c`