🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`iowascience.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:4b1f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a704^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.31^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.167.4^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dahlia.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a59^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dahlia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c059^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dahlia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2059^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dahlia.ns.cloudflare.com`
		A	108.162.192.89^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dahlia.ns.cloudflare.com`
		A	172.64.32.89^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dahlia.ns.cloudflare.com`
		A	173.245.58.89^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dahlia.ns.cloudflare.com`
NS	`sullivan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sullivan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sullivan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sullivan.ns.cloudflare.com`
		A	108.162.195.161^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sullivan.ns.cloudflare.com`
		A	162.159.44.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sullivan.ns.cloudflare.com`
		A	172.64.35.161^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sullivan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.75.31, 172.67.167.4
		IPv6 hints	2606:4700:3032::6815:4b1f, 2606:4700:3033::ac43:a704
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=253, name=cloudflare-ech.com
SOA	`dahlia.ns.cloudflare.com`dns@cloudflare.com serial=2408237540

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786901146

WOT: SAFE (62/100)

Previously MX for

iowascience.org

Same first word

iowascience.org

DNS History

27 records (6 active, 21 former)

●NSdahlia.ns.cloudflare.com2026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

○NSdns1.name-services.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

○NSdns2.name-services.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

○NSdns3.name-services.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

○NSdns4.name-services.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

○NSdns5.name-services.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

○NSns1.m004jp3358.info2015-08-05 → 2015-12-15 · 4 obs

● 2015-08-05 07:26:44
● 2015-12-15 13:12:08
○ 2016-03-27 01:16:58
○ 2026-08-16 17:55:30

○NSns17.domaincontrol.com2018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○NSns18.domaincontrol.com2018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○NSns2.m004jp3358.info2015-08-05 → 2015-12-15 · 4 obs

● 2015-08-05 07:26:44
● 2015-12-15 13:12:08
○ 2016-03-27 01:16:58
○ 2026-08-16 17:55:30

●NSsullivan.ns.cloudflare.com2026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

○MXiowascience.org2015-08-05 → 2015-12-15 · 4 obs

● 2015-08-05 07:26:44
● 2015-12-15 13:12:08
○ 2016-03-27 01:16:58
○ 2026-08-16 17:55:30

○MXp.nsm.ctmail.com2016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

●A104.21.75.312026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

●A172.67.167.42026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

○A184.168.221.172018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A184.168.221.32018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A184.168.221.302018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A184.168.221.62018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A184.168.221.82018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A210.188.195.802015-08-05 → 2015-12-15 · 4 obs

● 2015-08-05 07:26:44
● 2015-12-15 13:12:08
○ 2016-03-27 01:16:58
○ 2026-08-16 17:55:30

●A2606:4700:3032::6815:4b1f2026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

●A2606:4700:3033::ac43:a7042026-08-04 → 2026-08-16 · 3 obs

○ 2018-06-19 01:16:16
● 2026-08-04 02:46:16
● 2026-08-16 17:55:30

○A50.63.202.212018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A50.63.202.222018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A50.63.202.32018-06-19 → 2018-06-19 · 4 obs

○ 2016-03-27 01:16:58
● 2018-06-19 01:16:16
○ 2026-08-04 02:46:16
○ 2026-08-16 17:55:30

○A98.124.243.322016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-15 13:12:08
● 2016-03-27 01:16:58
○ 2018-06-19 01:16:16
○ 2026-08-16 17:55:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
iowascience.org	dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.89

NS records: dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iowascience.org (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.167.4, 104.21.75.31`
AAAA	2	`2606:4700:3033::ac43:a704, 2606:4700:3032::6815:4b1f`
NS	2	`dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dahlia.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

iowascience.org resolves to four IP addresses: 104.21.75.31, 172.67.167.4, 2606:4700:3032::6815:4b1f and 2606:4700:3033::ac43:a704.

Two other host names, along with premium-full-spectrum42649.blogzet.com, auction.cloud and liveentertainmentforparties.blogzet.com, also share IP numbers with iowascience.org.

Name Servers

iowascience.org is served by two delegated name servers, dahlia.ns.cloudflare.com and sullivan.ns.cloudflare.com.

iowascience.org shares its NS records with other domains, for example m1f.org, micro-penis.org, knittergail.com and two others.

iowascience.org shares at least some of its name servers with other domains, including beatricechamber.com, pocab.org, xoilaczz30.live and two others.

These name servers are frequently paired with the name servers lila.ns.cloudflare.com and beth.ns.cloudflare.com.

DNS names with 6 IP addresses:

dahlia.ns.cloudflare.com carries IP addresses 108.162.192.89, 172.64.32.89 and 173.245.58.89, with 3 other addresses beyond those.

sullivan.ns.cloudflare.com carries IP addresses 108.162.195.161, 162.159.44.161 and 172.64.35.161, with 3 other addresses beyond those.

iowascience.org - robtex.com

iowascience.org

org

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`iowascience.org`

`org`