stdutility.com - dns.ninja

`stdutility.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c4f4^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:29f9^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.249^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.244^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`erin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c071^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`erin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2071^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`erin.ns.cloudflare.com`
		A	108.162.192.113^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	172.64.32.113^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	173.245.58.113^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
NS	`toby.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bef^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ef^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`toby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ef^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`toby.ns.cloudflare.com`
		A	108.162.193.239^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	172.64.33.239^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	173.245.59.239^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.249, 172.67.196.244
		IPv6 hints	2606:4700:3030::ac43:c4f4, 2606:4700:3031::6815:29f9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=236, name=cloudflare-ech.com
SOA	`erin.ns.cloudflare.com`dns@cloudflare.com serial=2408058627

`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=1785552757

rank #282218 globally
rank #117429 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #925,227

Subdomains

www.stdutility.com

Same first word

stdutility.com

DNS History

24 records (6 active, 18 former)

●NSerin.ns.cloudflare.com2026-02-16 → 2026-08-01 · 3 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
● 2026-08-01 03:12:06

○NSns.masterhost.ru2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○NSns1.masterhost.ru2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○NSns2.masterhost.ru2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

●NStoby.ns.cloudflare.com2026-02-16 → 2026-08-01 · 3 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
● 2026-08-01 03:12:06

○MXmx1.masterhost.ru2015-08-28 → 2026-02-16 · 4 obs

● 2015-08-28 21:11:18
● 2026-02-16 04:29:16
○ 2026-02-18 13:54:42
○ 2026-08-01 03:12:06

●A104.21.41.2492026-02-16 → 2026-08-01 · 8 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
○ 2026-02-18 13:54:42
● 2026-03-27 14:28:02
● 2026-05-04 18:16:40
○ 2026-05-08 14:52:58
● 2026-06-12 14:24:22
● 2026-08-01 03:12:06

●A172.67.196.2442026-02-16 → 2026-08-01 · 8 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
○ 2026-02-18 13:54:42
● 2026-03-27 14:28:02
● 2026-05-04 18:16:40
○ 2026-05-08 14:52:58
● 2026-06-12 14:24:22
● 2026-08-01 03:12:06

○A188.114.96.02026-02-18 → 2026-05-08 · 7 obs

○ 2026-02-16 04:29:16
● 2026-02-18 13:54:42
○ 2026-03-27 14:28:02
○ 2026-05-04 18:16:40
● 2026-05-08 14:52:58
○ 2026-06-12 14:24:22
○ 2026-08-01 03:12:06

○A188.114.97.02026-02-18 → 2026-05-08 · 7 obs

○ 2026-02-16 04:29:16
● 2026-02-18 13:54:42
○ 2026-03-27 14:28:02
○ 2026-05-04 18:16:40
● 2026-05-08 14:52:58
○ 2026-06-12 14:24:22
○ 2026-08-01 03:12:06

●A2606:4700:3030::ac43:c4f42026-02-16 → 2026-08-01 · 8 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
○ 2026-02-18 13:54:42
● 2026-03-27 14:28:02
● 2026-05-04 18:16:40
○ 2026-05-08 14:52:58
● 2026-06-12 14:24:22
● 2026-08-01 03:12:06

●A2606:4700:3031::6815:29f92026-06-28 → 2026-08-01 · 3 obs

○ 2026-06-12 14:24:22
● 2026-06-28 12:37:28
● 2026-08-01 03:12:06

○A2606:4700:3034::6815:29f92026-02-16 → 2026-06-12 · 9 obs

○ 2017-05-30 02:35:38
● 2026-02-16 04:29:16
○ 2026-02-18 13:54:42
● 2026-03-27 14:28:02
● 2026-05-04 18:16:40
○ 2026-05-08 14:52:58
● 2026-06-12 14:24:22
○ 2026-06-28 12:37:28
○ 2026-08-01 03:12:06

○A2a00:15f8:a000:5:1:11:2:5f0b2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A2a00:15f8:a000:5:1:12:2:5f0b2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A2a00:15f8:a000:5:1:13:2:5f0b2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A2a00:15f8:a000:5:1:14:2:5f0b2015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A2a06:98c1:3120::2026-02-18 → 2026-05-08 · 7 obs

○ 2026-02-16 04:29:16
● 2026-02-18 13:54:42
○ 2026-03-27 14:28:02
○ 2026-05-04 18:16:40
● 2026-05-08 14:52:58
○ 2026-06-12 14:24:22
○ 2026-08-01 03:12:06

○A2a06:98c1:3121::2026-02-18 → 2026-05-08 · 7 obs

○ 2026-02-16 04:29:16
● 2026-02-18 13:54:42
○ 2026-03-27 14:28:02
○ 2026-05-04 18:16:40
● 2026-05-08 14:52:58
○ 2026-06-12 14:24:22
○ 2026-08-01 03:12:06

○A90.156.201.1132015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A90.156.201.312015-08-28 → 2016-06-02 · 4 obs

● 2015-08-28 21:11:18
● 2016-06-02 15:48:54
○ 2016-11-26 11:31:32
○ 2026-08-01 03:12:06

○A90.156.201.382015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A90.156.201.652015-08-28 → 2017-05-30 · 4 obs

● 2015-08-28 21:11:18
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

○A90.156.201.752016-11-26 → 2017-05-30 · 5 obs

○ 2016-06-02 15:48:54
● 2016-11-26 11:31:32
● 2017-05-30 02:35:38
○ 2026-02-16 04:29:16
○ 2026-08-01 03:12:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...	-
stdutility.com	erin.ns.cloudflare.com, toby.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.239

NS records: erin.ns.cloudflare.com, toby.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stdutility.com (unsigned zone)

⏱️ Timing

Total: 455ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.41.249, 172.67.196.244`
AAAA	2	`2606:4700:3030::ac43:c4f4, 2606:4700:3031::6815:29f9`
NS	2	`erin.ns.cloudflare.com, toby.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`erin.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (erin.ns.cloudflare.com, erin.ns.cloudflare.com, erin.ns.cloudflare.com...)

Analysis

Hierarchy

stdutility.com is the parent zone for www.stdutility.com.

IP Addresses

stdutility.com has four IP addresses: 104.21.41.249, 172.67.196.244, 2606:4700:3030::ac43:c4f4 and 2606:4700:3031::6815:29f9.

Two other host names, along with chirapantsu.blog6.sosyotrend.com, www.kohmen.com and szweishang.com, also share IP numbers with stdutility.com.

Name Servers

stdutility.com uses two name servers for its delegation: erin.ns.cloudflare.com and toby.ns.cloudflare.com.

stdutility.com shares its NS records with other domains, for example vundai.com, (0x736578)chats.ru, loy.su and two others.

stdutility.com partially shares its NS delegation with several other domains, including 31app.com, ezpz-english.com, mrpacho-1122.com and two others.

These name servers regularly co-occur with the name servers ollie.ns.cloudflare.com, ivan.ns.cloudflare.com and lex.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname erin.ns.cloudflare.com directs to 108.162.192.113, 172.64.32.113 and 173.245.58.113 along with 3 other IP addresses.

Hostname toby.ns.cloudflare.com directs to 108.162.193.239, 172.64.33.239 and 173.245.59.239 along with 3 other IP addresses.