`fedbyscience.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:d75d^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4e1d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.29^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.93^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`katja.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2635^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c235^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katja.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2235^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katja.ns.cloudflare.com`
		A	108.162.194.53^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	162.159.38.53^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
		A	172.64.34.53^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katja.ns.cloudflare.com`
NS	`peyton.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bdd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`peyton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`peyton.ns.cloudflare.com`
		A	108.162.193.221^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	172.64.33.221^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	173.245.59.221^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.29, 172.67.215.93
		IPv6 hints	2606:4700:3030::ac43:d75d, 2606:4700:3037::6815:4e1d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOA	`katja.ns.cloudflare.com`dns@cloudflare.com serial=2410118039

`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=1785345931

Same first word

fedbyscience.org

DNS History

7 records (6 active, 1 former)

●NSkatja.ns.cloudflare.com2026-06-01 → 2026-07-29 · 2 obs

● 2026-06-01 19:10:52
● 2026-07-29 17:47:36

●NSpeyton.ns.cloudflare.com2026-06-01 → 2026-07-29 · 2 obs

● 2026-06-01 19:10:52
● 2026-07-29 17:47:36

●A104.21.78.292026-06-01 → 2026-07-29 · 2 obs

● 2026-06-01 19:10:52
● 2026-07-29 17:47:36

●A172.67.215.932026-06-01 → 2026-07-29 · 2 obs

● 2026-06-01 19:10:52
● 2026-07-29 17:47:36

●A2606:4700:3030::ac43:d75d2026-07-29 → 2026-07-29 · 2 obs

○ 2026-06-04 16:36:44
● 2026-07-29 17:47:36

○A2606:4700:3036::ac43:d75d2026-06-01 → 2026-06-04 · 3 obs

● 2026-06-01 19:10:52
● 2026-06-04 16:36:44
○ 2026-07-29 17:47:36

●A2606:4700:3037::6815:4e1d2026-06-01 → 2026-07-29 · 2 obs

● 2026-06-01 19:10:52
● 2026-07-29 17:47:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
fedbyscience.org	peyton.ns.cloudflare.com, katja.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.53

NS records: peyton.ns.cloudflare.com, katja.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fedbyscience.org (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.29, 172.67.215.93`
AAAA	2	`2606:4700:3037::6815:4e1d, 2606:4700:3030::ac43:d75d`
NS	2	`katja.ns.cloudflare.com, peyton.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`katja.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

fedbyscience.org has four IP addresses: 104.21.78.29, 172.67.215.93, 2606:4700:3030::ac43:d75d and 2606:4700:3037::6815:4e1d.

Two other host names, along with calmwaterlight.qpon, warp18up.com and mgsgyryy.com, also share IP numbers with fedbyscience.org.

Name Servers

fedbyscience.org is served by two delegated name servers, katja.ns.cloudflare.com and peyton.ns.cloudflare.com.

fedbyscience.org shares its NS records with other domains, for example ourtks.com, juwa-download-android-latest-version-apk.pages.dev, kolaymenuqr.com and two others.

fedbyscience.org partially shares its NS delegation with several other domains, including 771379.com, tagss12.pro, rjcaathl.cc and two others.

These name servers are regularly seen alongside olivia.ns.cloudflare.com and kara.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

katja.ns.cloudflare.com carries IP addresses 108.162.194.53, 162.159.38.53 and 172.64.34.53, with 3 other addresses beyond those.

peyton.ns.cloudflare.com carries IP addresses 108.162.193.221, 172.64.33.221 and 173.245.59.221, with 3 other addresses beyond those.

fedbyscience.org - robtex.com