mail.diglib.org - dns.ninja

mail.diglib.org

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:4aa4🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:cc44🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.164Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.68🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.164, 172.67.204.68
IPv6 hints2606:4700:3031::6815:4aa4, 2606:4700:3031::ac43:cc44
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com

diglib.org

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:4aa4🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:cc44🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.164Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.68🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfred.ns.cloudflare.com ⭐
NSkate.ns.cloudflare.com
MXus-smtp-inbound-1.mimecast.com ⭐
MXus-smtp-inbound-2.mimecast.com ⭐
TXTZOOM_verify_6W1ncsazRFWA_-t20goUTg
TXTgoogle-site-verification=CLYFTwV3qpEPhZ1Jk35HEJWE7T7b-aIZVHGRR1-7MyE
TXTv=spf1 include:spf.protection.outlook.com ip4:23.239.10.41 ip4:66.175.211.245...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.164, 172.67.204.68
IPv6 hints2606:4700:3031::6815:4aa4, 2606:4700:3031::ac43:cc44
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com
SOAfred.ns.cloudflare.comdns@cloudflare.com serial=2409718326
WOT: SAFE (61/100)
rank #183108 globally
rank #15326 in the tld
WOT: SAFE (65/100)
📈 Tranco rank: #517,654

Previously MX for

diglib.org

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.74.164172.67.204.682606:4700:3031::6815:4aa42606:4700:3031::ac43:cc44104.237.148.184216.70.64.12
●A104.21.74.1642026-07-24 → 2026-07-24 · 2 obs
○ 2026-06-14 09:07:00
● 2026-07-24 15:46:56
○A104.237.148.1842026-02-15 → 2026-06-14 · 4 obs
○ 2016-07-01 12:33:08
● 2026-02-15 04:12:28
● 2026-06-14 09:07:00
○ 2026-07-24 15:46:56
●A172.67.204.682026-07-24 → 2026-07-24 · 2 obs
○ 2026-06-14 09:07:00
● 2026-07-24 15:46:56
○A216.70.64.122015-05-15 → 2016-07-01 · 4 obs
● 2015-05-15 04:03:28
● 2016-07-01 12:33:08
○ 2026-02-15 04:12:28
○ 2026-07-24 15:46:56
●A2606:4700:3031::6815:4aa42026-07-24 → 2026-07-24 · 2 obs
○ 2026-06-14 09:07:00
● 2026-07-24 15:46:56
●A2606:4700:3031::ac43:cc442026-07-24 → 2026-07-24 · 2 obs
○ 2026-06-14 09:07:00
● 2026-07-24 15:46:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
diglib.orgfred.ns.cloudflare.com, kate.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.113

NS records: fred.ns.cloudflare.com, kate.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diglib.org (unsigned zone)

⏱️ Timing

Total: 196ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.74.164, 172.67.204.68
AAAA22606:4700:3031::6815:4aa4, 2606:4700:3031::ac43:cc44
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.diglib.org has four IP addresses: 104.21.74.164, 172.67.204.68, 2606:4700:3031::6815:4aa4 and 2606:4700:3031::ac43:cc44.

Additional host names — learcap.com, figma-icons.gamerhaider7.workers.dev, google.lessstress.com.au and two others — share IP numbers with mail.diglib.org.