`opusforum.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8078^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:ef^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.0.239^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.120^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`austin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c146^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`austin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2146^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`austin.ns.cloudflare.com`
		A	108.162.193.70^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	172.64.33.70^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	173.245.59.70^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
NS	`kallie.ns.cloudflare.com`
		A	2606:4700:50::a29f:2655^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c255^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kallie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2255^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kallie.ns.cloudflare.com`
		A	108.162.194.85^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	162.159.38.85^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	172.64.34.85^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.0.239, 172.67.128.120
		IPv6 hints	2606:4700:3031::ac43:8078, 2606:4700:3032::6815:ef
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOA	`austin.ns.cloudflare.com`dns@cloudflare.com serial=2402549206

`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=1778472179

WOT: SAFE (61/100)

Previously MX for

opusforum.org

Same first word

opusforum.org

DNS History

20 records (6 active, 14 former)

●NSaustin.ns.cloudflare.com2026-04-22 → 2026-05-11 · 3 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
● 2026-05-11 04:33:10

○NShope.ns.cloudflare.com2026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

●NSkallie.ns.cloudflare.com2026-04-22 → 2026-05-11 · 3 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
● 2026-05-11 04:33:10

○NSkanye.ns.cloudflare.com2026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

○NSns01.f120jp4899.info2015-06-25 → 2016-12-10 · 4 obs

● 2015-06-25 18:59:58
● 2016-12-10 14:34:18
○ 2026-03-01 00:03:34
○ 2026-05-11 04:33:10

○NSns02.f120jp4899.info2015-06-25 → 2016-12-10 · 4 obs

● 2015-06-25 18:59:58
● 2016-12-10 14:34:18
○ 2026-03-01 00:03:34
○ 2026-05-11 04:33:10

○MXopusforum.org2015-06-25 → 2016-12-10 · 4 obs

● 2015-06-25 18:59:58
● 2016-12-10 14:34:18
○ 2026-03-01 00:03:34
○ 2026-05-11 04:33:10

●A104.21.0.2392026-04-22 → 2026-05-11 · 6 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
● 2026-04-29 13:45:30
○ 2026-05-03 19:04:42
○ 2026-05-04 06:35:46
● 2026-05-11 04:33:10

○A104.21.71.252026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

●A172.67.128.1202026-04-22 → 2026-05-11 · 6 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
● 2026-04-29 13:45:30
○ 2026-05-03 19:04:42
○ 2026-05-04 06:35:46
● 2026-05-11 04:33:10

○A172.67.142.1082026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

○A188.114.96.02026-05-03 → 2026-05-04 · 4 obs

○ 2026-04-29 13:45:30
● 2026-05-03 19:04:42
● 2026-05-04 06:35:46
○ 2026-05-11 04:33:10

○A188.114.97.02026-05-03 → 2026-05-04 · 4 obs

○ 2026-04-29 13:45:30
● 2026-05-03 19:04:42
● 2026-05-04 06:35:46
○ 2026-05-11 04:33:10

○A211.132.127.182015-06-25 → 2016-12-10 · 4 obs

● 2015-06-25 18:59:58
● 2016-12-10 14:34:18
○ 2026-03-01 00:03:34
○ 2026-05-11 04:33:10

○A2606:4700:3030::ac43:8e6c2026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

○A2606:4700:3031::6815:47192026-03-01 → 2026-04-11 · 5 obs

○ 2016-12-10 14:34:18
● 2026-03-01 00:03:34
● 2026-04-11 07:29:02
○ 2026-04-22 20:05:06
○ 2026-05-11 04:33:10

●A2606:4700:3031::ac43:80782026-04-24 → 2026-05-11 · 6 obs

○ 2026-04-22 20:05:06
● 2026-04-24 16:05:42
● 2026-04-29 13:45:30
○ 2026-05-03 19:04:42
● 2026-05-04 06:35:46
● 2026-05-11 04:33:10

●A2606:4700:3032::6815:ef2026-04-24 → 2026-05-11 · 6 obs

○ 2026-04-22 20:05:06
● 2026-04-24 16:05:42
● 2026-04-29 13:45:30
○ 2026-05-03 19:04:42
● 2026-05-04 06:35:46
● 2026-05-11 04:33:10

○A2a06:98c1:3120::2026-04-22 → 2026-05-03 · 7 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
○ 2026-04-24 16:05:42
○ 2026-04-29 13:45:30
● 2026-05-03 19:04:42
○ 2026-05-04 06:35:46
○ 2026-05-11 04:33:10

○A2a06:98c1:3121::2026-04-22 → 2026-05-03 · 7 obs

○ 2026-04-11 07:29:02
● 2026-04-22 20:05:06
○ 2026-04-24 16:05:42
○ 2026-04-29 13:45:30
● 2026-05-03 19:04:42
○ 2026-05-04 06:35:46
○ 2026-05-11 04:33:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
opusforum.org	austin.ns.cloudflare.com, kallie.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.70

NS records: austin.ns.cloudflare.com, kallie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opusforum.org (unsigned zone)

⏱️ Timing

Total: 723ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.0.239, 172.67.128.120`
AAAA	2	`2606:4700:3031::ac43:8078, 2606:4700:3032::6815:ef`
NS	2	`austin.ns.cloudflare.com, kallie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`austin.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

opusforum.org resolves to four IP numbers: 2606:4700:3031::ac43:8078, 2606:4700:3032::6815:ef, 104.21.0.239 and 172.67.128.120.

Other host names such as part-nersbright365.digital, aeroaids.com, vra.co.in, smallrobotco.com and robity.pl share IPs with opusforum.org.

Name Servers

opusforum.org is delegated to two name servers: austin.ns.cloudflare.com and kallie.ns.cloudflare.com.

opusforum.org shares the same name server setup as itexto.net, modernsciencejournal.org, openhandtheater.org, vhproperty.com and jazzfmbg.com.

opusforum.org at least partially shares name servers with other domains, for instance sunswap.fyi, brig-htlink247.click, chushin.com.tw, kaelisorent.com and orb-itglobalinvest.digital.

These name servers are commonly used together with norah.ns.cloudflare.com, miki.ns.cloudflare.com and salvador.ns.cloudflare.com.

Host names with six IP numbers:

austin.ns.cloudflare.com points to 2606:4700:58::adf5:3b46, 2803:f800:50::6ca2:c146, 2a06:98c1:50::ac40:2146, 108.162.193.70, 172.64.33.70 and 173.245.59.70.

kallie.ns.cloudflare.com points to 2606:4700:50::a29f:2655, 2803:f800:50::6ca2:c255, 2a06:98c1:50::ac40:2255, 108.162.194.85, 162.159.38.85 and 172.64.34.85.

opusforum.org - robtex.com

opusforum.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

`opusforum.org`

`org`