libc.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

libc.dev

DNSSEC⚠️ Not signed
A159.89.250.61🇬🇧 DIGITALOCEAN159.89.248.0/22 DigitalOcean
NSns1.digitalocean.com
A2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
MXzayn.out.incorrekt.net
A2a03:b0c0:1:d0::40c:d001🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean
PTRzayn.out.incorrekt.net
A178.62.91.98🇬🇧 DIGITALOCEAN178.62.64.0/18 DigitalOcean
PTRzayn.out.incorrekt.net
TXTv=spf1 mx -all
SOAns1.digitalocean.comhostmaster@libc.dev serial=0

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

5 records (5 active, 0 former)

NSns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comMXzayn.out.incorrekt.netA159.89.250.61
NSns1.digitalocean.com2026-09-11 → 2026-09-17 · 2 obs
● 2026-09-11 11:19:58
● 2026-09-17 21:14:24
NSns2.digitalocean.com2026-09-11 → 2026-09-17 · 2 obs
● 2026-09-11 11:19:58
● 2026-09-17 21:14:24
NSns3.digitalocean.com2026-09-11 → 2026-09-17 · 2 obs
● 2026-09-11 11:19:58
● 2026-09-17 21:14:24
MXzayn.out.incorrekt.net2026-09-11 → 2026-09-17 · 2 obs
● 2026-09-11 11:19:58
● 2026-09-17 21:14:24
A159.89.250.612026-09-11 → 2026-09-17 · 2 obs
● 2026-09-11 11:19:58
● 2026-09-17 21:14:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
libc.devns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com-

✅ Authoritative Response

Server:172.64.52.210

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for libc.dev (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

TypeCountSample Data
A1159.89.250.61
NS3ns1.digitalocean.com, ns2.digitalocean.com...
MX1zayn.out.incorrekt.net (pri: 10)
TXT1v=spf1 mx -all
SOA1ns1.digitalocean.com hostmaster.libc.dev

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

libc.dev points to a single IP number: 159.89.250.61.

Additional host names — osterley-catena.uk, kozicka.me, osterley-catena.org.uk and two others — share IP numbers with libc.dev.

Name Servers

Three name servers are authoritative for libc.dev: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

At least some of libc.dev's name servers are shared with other domains, for example ferschmann.cz, patad.app, wrenthamprogress.com and two more.

ns1.digitalocean.com resolves to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com resolves to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com resolves to 172.64.49.209 and 2606:4700:52::ac40:31d1. All three hostnames point to two IP numbers each.

Mail Servers

libc.dev has one mail server: zayn.out.incorrekt.net.

libc.dev shares the same mail server setup as other domains, including kozicka.me, osterley-catena.org.uk, 99th.dev and two others.

zayn.out.incorrekt.net directs to two IP numbers, 178.62.91.98 and 2a03:b0c0:1:d0::40c:d001.