core.ac.uk
The domain core.ac.uk answers at IP address 188.114.97.3. That address belongs to CloudFlare, Inc., based in Canada. The domain DNS is managed by Cloudflare, which decides where each subdomain points. Mail for core.ac.uk goes through 1 servers; the highest priority one is core-ac-uk.mail.protection.outlook.com. It also publishes 5 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 188.114.97.3 300s
- 188.114.96.3 300s
AAAA AAAA records
- 2a06:98c1:3120::3 300s
- 2a06:98c1:3121::3 300s
MX MX records
NS NS records
- john.ns.cloudflare.com 21600s
- romina.ns.cloudflare.com 21600s
TXT TXT records
- atlassian-domain-verification=ME7l7TGCJ9xfQDWdKMs9sm68zGdtOmB6VYBw/R969AtLbajdxCR8ut8NTe3GEMFR 300s
- v=spf1 include:spf.protection.outlook.com include:spf.core.ac.uk include:_spf.mlsend.com ip4:137.108.232.47 ip4:137.108.232.48 ip4:137.108.170.8 ip4:137.108.170.38 ip4:137.108.170.40 -all 300s
- google-site-verification=N1l1LngrCrqAZIsIhHlh1UtPsMmM-Bt3PtfK4yM_l58 300s
- ms-domain-verification=3529416e-6049-41a0-8889-84c4c8e49c25 300s
- CC013172-C797-4C59-8252-135EE277A6C7 300s
SOA SOA records
- john.ns.cloudflare.com 1800s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 3 hours ago.