Intranet server: Urn:ietfacme:error:dns :: No valid IP addresses found

After I created a TXT record I ran the command below

"sudo certbot -d emeeting.myatbu.com --manual --preferred-challenges dns certonly"
I get the output below

Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator manual, Installer None
Obtaining a new certificate
Performing the following challenges:
dns-01 challenge for emeeting.myatbu.com


NOTE: The IP of this machine will be publicly logged as having requested this
certificate. If you’re running certbot in manual mode on a machine that is not
your server, please ensure you’re okay with that.

Are you OK with your IP being logged?


(Y)es/(N)o: yes


Please deploy a DNS TXT record under the name
_acme-challenge.emeeting.myatbu.com with the following value:

Qia6jxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxfyA

Before continuing, verify the record is deployed.


Press Enter to Continue
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. emeeting.myatbu.com (dns-01): urn:ietf:params:acme:error:dns :: DNS problem: NXDOMAIN looking up TXT for _acme-challenge.emeeting.myatbu.com

IMPORTANT NOTES:

  • The following errors were reported by the server:

    Domain: emeeting.myatbu.com
    Type: None
    Detail: DNS problem: NXDOMAIN looking up TXT for
    _acme-challenge.emeeting.myatbu.com

I added another TXT record to include _acme-challenge; Below is the outcome

sudo certbot -d emeeting.myatbu.com --manual --preferred-challenges dns certonly
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator manual, Installer None
Obtaining a new certificate
Performing the following challenges:
dns-01 challenge for emeeting.myatbu.com

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
NOTE: The IP of this machine will be publicly logged as having requested this
certificate. If you're running certbot in manual mode on a machine that is not
your server, please ensure you're okay with that.

Are you OK with your IP being logged?
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
(Y)es/(N)o: yes

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Please deploy a DNS TXT record under the name
_acme-challenge.emeeting.myatbu.com with the following value:

RfloBvXXXXXXXXXXXXXXXXXGy2s

Before continuing, verify the record is deployed.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Press Enter to Continue
Waiting for verification...
Cleaning up challenges
Failed authorization procedure. emeeting.myatbu.com (dns-01): urn:ietf:params:acme:error:unauthorized :: The client lacks sufficient authorization :: Incorrect TXT record "v=spf1 ip4:172.18.40.64" found at _acme-challenge.emeeting.myatbu.com

IMPORTANT NOTES:
 - The following errors were reported by the server:

   Domain: emeeting.myatbu.com
   Type:   unauthorized
   Detail: Incorrect TXT record "v=spf1 ip4:XXX.XX.XX.64" found at
   _acme-challenge.emeeting.myatbu.com

   To fix these errors, please make sure that your domain name was
   entered correctly and the DNS A/AAAA record(s) for that domain
   contain(s) the right IP address.

I sincerely don't know what next to do. I will be grateful to understand what certbot requires