`drteresasievers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c758^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:d58^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.88^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.88^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`iris.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a76^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`iris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c076^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`iris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2076^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`iris.ns.cloudflare.com`
		A	108.162.192.118^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`iris.ns.cloudflare.com`
		A	172.64.32.118^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`iris.ns.cloudflare.com`
		A	173.245.58.118^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`iris.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.88, 172.67.199.88
		IPv6 hints	2606:4700:3031::ac43:c758, 2606:4700:3037::6815:d58
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2410040086

`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=1785067547

Same first word

drteresasievers.com

DNS History

23 records (6 active, 17 former)

○NSa.share-dns.com2026-05-06 → 2026-05-06 · 4 obs

○ 2019-12-27 09:49:06
● 2026-05-06 02:12:06
○ 2026-07-24 18:15:12
○ 2026-07-26 12:29:06

○NSa4.share-dns.com2026-07-18 → 2026-07-18 · 4 obs

○ 2026-05-20 18:33:46
● 2026-07-18 02:42:44
○ 2026-07-24 18:15:12
○ 2026-07-26 12:29:06

○NSa7.share-dns.com2026-05-06 → 2026-05-20 · 5 obs

○ 2019-12-27 09:49:06
● 2026-05-06 02:12:06
● 2026-05-20 18:33:46
○ 2026-07-18 02:42:44
○ 2026-07-26 12:29:06

●NSalex.ns.cloudflare.com2026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

○NSb.share-dns.net2026-05-06 → 2026-05-06 · 4 obs

○ 2019-12-27 09:49:06
● 2026-05-06 02:12:06
○ 2026-07-24 18:15:12
○ 2026-07-26 12:29:06

○NSb4.share-dns.net2026-07-18 → 2026-07-18 · 4 obs

○ 2026-05-20 18:33:46
● 2026-07-18 02:42:44
○ 2026-07-24 18:15:12
○ 2026-07-26 12:29:06

○NSb7.share-dns.net2026-05-06 → 2026-05-20 · 5 obs

○ 2019-12-27 09:49:06
● 2026-05-06 02:12:06
● 2026-05-20 18:33:46
○ 2026-07-18 02:42:44
○ 2026-07-26 12:29:06

●NSiris.ns.cloudflare.com2026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

○NSns1.dnsowl.com2019-12-27 → 2019-12-27 · 4 obs

○ 2016-11-30 05:22:18
● 2019-12-27 09:49:06
○ 2026-05-06 02:12:06
○ 2026-07-26 12:29:06

○NSns2.dnsowl.com2019-12-27 → 2019-12-27 · 4 obs

○ 2016-11-30 05:22:18
● 2019-12-27 09:49:06
○ 2026-05-06 02:12:06
○ 2026-07-26 12:29:06

○NSns3.dnsowl.com2019-12-27 → 2019-12-27 · 4 obs

○ 2016-11-30 05:22:18
● 2019-12-27 09:49:06
○ 2026-05-06 02:12:06
○ 2026-07-26 12:29:06

○NSns69.domaincontrol.com2015-06-09 → 2016-11-30 · 4 obs

● 2015-06-09 08:03:44
● 2016-11-30 05:22:18
○ 2019-12-27 09:49:06
○ 2026-07-26 12:29:06

○NSns70.domaincontrol.com2015-06-09 → 2016-11-30 · 4 obs

● 2015-06-09 08:03:44
● 2016-11-30 05:22:18
○ 2019-12-27 09:49:06
○ 2026-07-26 12:29:06

○MXmailstore1.secureserver.net2015-06-09 → 2016-11-30 · 4 obs

● 2015-06-09 08:03:44
● 2016-11-30 05:22:18
○ 2019-12-27 09:49:06
○ 2026-07-26 12:29:06

○MXsmtp.secureserver.net2015-06-09 → 2016-11-30 · 4 obs

● 2015-06-09 08:03:44
● 2016-11-30 05:22:18
○ 2019-12-27 09:49:06
○ 2026-07-26 12:29:06

●A104.21.13.882026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

○A156.235.129.612026-05-06 → 2026-05-20 · 5 obs

○ 2019-12-27 09:49:06
● 2026-05-06 02:12:06
● 2026-05-20 18:33:46
○ 2026-07-18 02:42:44
○ 2026-07-26 12:29:06

○A160.124.123.1762026-07-18 → 2026-07-18 · 4 obs

○ 2026-05-20 18:33:46
● 2026-07-18 02:42:44
○ 2026-07-24 18:15:12
○ 2026-07-26 12:29:06

●A172.67.199.882026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

○A184.168.172.12015-06-09 → 2016-11-30 · 4 obs

● 2015-06-09 08:03:44
● 2016-11-30 05:22:18
○ 2019-12-27 09:49:06
○ 2026-07-26 12:29:06

○A206.189.64.1022019-12-27 → 2019-12-27 · 4 obs

○ 2016-11-30 05:22:18
● 2019-12-27 09:49:06
○ 2026-05-06 02:12:06
○ 2026-07-26 12:29:06

●A2606:4700:3031::ac43:c7582026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

●A2606:4700:3037::6815:d582026-07-24 → 2026-07-26 · 3 obs

○ 2026-07-18 02:42:44
● 2026-07-24 18:15:12
● 2026-07-26 12:29:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
drteresasievers.com	alex.ns.cloudflare.com, iris.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.118

NS records: alex.ns.cloudflare.com, iris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drteresasievers.com (unsigned zone)

⏱️ Timing

Total: 163ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.13.88, 172.67.199.88`
AAAA	2	`2606:4700:3031::ac43:c758, 2606:4700:3037::6815:d58`
NS	2	`alex.ns.cloudflare.com, iris.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drteresasievers.com directs to four IP numbers, which are 104.21.13.88, 172.67.199.88, 2606:4700:3031::ac43:c758 and 2606:4700:3037::6815:d58.

Two other host names, along with autogence.ai, hd-k1no.zfilm-hd.net and hd-hd-1080-hd.zfilm-hd.net, also share IP numbers with drteresasievers.com.

Name Servers

DNS delegation for drteresasievers.com points to two name servers: alex.ns.cloudflare.com and iris.ns.cloudflare.com.

drteresasievers.com shares its NS records with other domains, for example nightlyworks.com, supercoloc.com, itgen.com.br and two others.

There is at least partial name server overlap between drteresasievers.com and other domains — smartgoldtoday.uk, hbqy168.com, exanimo.tv and two more among them.

These name servers are routinely deployed together with the name servers jean.ns.cloudflare.com.

DNS names with 6 IP addresses:

alex.ns.cloudflare.com has IP addresses 108.162.193.100, 172.64.33.100 and 173.245.59.100, plus 3 other.

iris.ns.cloudflare.com has IP addresses 108.162.192.118, 172.64.32.118 and 173.245.58.118, plus 3 other.

drteresasievers.com - robtex.com